:root{--bg-primary: rgba(255, 255, 255, .95);--bg-secondary: rgba(248, 250, 252, .9);--text-primary: #1a202c;--text-secondary: #4a5568;--border-color: rgba(200, 200, 200, .3);--primary-color: #3b82f6;--glassmorphism-bg: rgba(255, 255, 255, .08);--glassmorphism-border: rgba(255, 255, 255, .15);--glassmorphism-hover: rgba(255, 255, 255, .2)}[data-theme=dark]{--bg-primary: rgba(26, 32, 44, .95);--bg-secondary: rgba(45, 55, 72, .9);--text-primary: #f7fafc;--text-secondary: #cbd5e0;--border-color: rgba(255, 255, 255, .1);--primary-color: #63b3ed;--glassmorphism-bg: rgba(255, 255, 255, .05);--glassmorphism-border: rgba(255, 255, 255, .1);--glassmorphism-hover: rgba(255, 255, 255, .15)}html,body,#root{margin:0;padding:0;height:100%;width:100%;transition:all .3s ease}body{font-family:sans-serif;background:linear-gradient(135deg,#1f1c61,#5f2b92,#8c52ff)}.mobile-hidden{display:none}.desktop-hidden{display:block}@media (min-width: 768px){.mobile-hidden{display:block}.desktop-hidden{display:none}}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}@media (min-width: 640px){.container{padding:0 1.5rem}}@media (min-width: 1024px){.container{padding:0 2rem}}.grid{display:grid;gap:1rem}.grid-cols-1{grid-template-columns:repeat(1,1fr)}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}@media (min-width: 640px){.sm\:grid-cols-2{grid-template-columns:repeat(2,1fr)}.sm\:grid-cols-3{grid-template-columns:repeat(3,1fr)}}@media (min-width: 768px){.md\:grid-cols-2{grid-template-columns:repeat(2,1fr)}.md\:grid-cols-3{grid-template-columns:repeat(3,1fr)}.md\:grid-cols-4{grid-template-columns:repeat(4,1fr)}}@media (min-width: 1024px){.lg\:grid-cols-3{grid-template-columns:repeat(3,1fr)}.lg\:grid-cols-4{grid-template-columns:repeat(4,1fr)}.lg\:grid-cols-5{grid-template-columns:repeat(5,1fr)}}.flex{display:flex}.flex-col{flex-direction:column}.flex-row{flex-direction:row}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}.items-start{align-items:flex-start}.items-end{align-items:flex-end}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.justify-around{justify-content:space-around}.justify-start{justify-content:flex-start}.justify-end{justify-content:flex-end}.gap-1{gap:.25rem}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.gap-8{gap:2rem}@media (min-width: 640px){.sm\:gap-4{gap:1rem}.sm\:gap-6{gap:1.5rem}.sm\:gap-8{gap:2rem}}@media (min-width: 768px){.md\:gap-6{gap:1.5rem}.md\:gap-8{gap:2rem}.md\:gap-12{gap:3rem}}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.text-xs{font-size:.75rem}.text-sm{font-size:.875rem}.text-base{font-size:1rem}.text-lg{font-size:1.125rem}.text-xl{font-size:1.25rem}.text-2xl{font-size:1.5rem}.text-3xl{font-size:1.875rem}@media (min-width: 640px){.sm\:text-lg{font-size:1.125rem}.sm\:text-xl{font-size:1.25rem}.sm\:text-2xl{font-size:1.5rem}.sm\:text-3xl{font-size:1.875rem}}@media (min-width: 768px){.md\:text-xl{font-size:1.25rem}.md\:text-2xl{font-size:1.5rem}.md\:text-3xl{font-size:1.875rem}.md\:text-4xl{font-size:2.25rem}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-weight:600;font-size:.875rem;cursor:pointer;transition:all .2s ease;text-decoration:none;min-height:44px}.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn-primary{background:linear-gradient(135deg,#10b981,#059669);color:#fff}.btn-primary:hover{background:linear-gradient(135deg,#059669,#047857);box-shadow:0 10px 25px #10b9814d}.btn-secondary{background:#374151;color:#d1d5db;border:2px solid #4b5563}.btn-secondary:hover{background:#4b5563;border-color:#6b7280}.btn-outline{background:transparent;color:#10b981;border:2px solid #10b981}.btn-outline:hover{background:#10b981;color:#fff}.btn-sm{padding:.5rem 1rem;font-size:.75rem;min-height:36px}.btn-lg{padding:1rem 2rem;font-size:1rem;min-height:52px}@media (max-width: 767px){.btn{width:100%;padding:1rem;font-size:1rem;min-height:48px}.btn-sm{padding:.75rem;font-size:.875rem;min-height:40px}}.form-group{margin-bottom:1rem}.form-label{display:block;margin-bottom:.5rem;font-weight:600;color:#f9fafb;font-size:.875rem}.form-input{width:100%;padding:.75rem;border:2px solid #374151;border-radius:.5rem;background:#1f2937;color:#f9fafb;font-size:1rem;transition:all .2s ease;min-height:48px}.form-input:focus{outline:none;border-color:#10b981;box-shadow:0 0 0 3px #10b9811a}.form-input::placeholder{color:#9ca3af}.form-error{color:#ef4444;font-size:.75rem;margin-top:.25rem}.card{background:#1f2937;border:2px solid #374151;border-radius:1rem;padding:1.5rem;transition:all .2s ease}.card:hover{border-color:#4b5563;transform:translateY(-2px);box-shadow:0 10px 25px #0000004d}@media (max-width: 767px){.card{padding:1rem;border-radius:.75rem}}.modal-overlay{position:fixed;inset:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.modal{background:#1f2937;border-radius:1rem;padding:2rem;max-width:500px;width:100%;max-height:90vh;overflow-y:auto;position:relative;border:2px solid #374151;box-shadow:0 25px 50px -12px #00000080}@media (max-width: 767px){.modal{padding:1.5rem;border-radius:.75rem;margin:.5rem;max-width:none}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.focus\:ring{transition:box-shadow .15s ease-in-out}.focus\:ring:focus{outline:none;box-shadow:0 0 0 3px #10b98180}@media (prefers-contrast: high){.btn,.form-input,.card{border-width:3px}.btn-primary{background:#059669}.btn-primary:hover{background:#047857}}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.btn:hover,.card:hover{transform:none}}@media print{.modal-overlay,.popup-container,.btn{display:none!important}.card{border:1px solid #000;box-shadow:none}}*{margin:0;padding:0;box-sizing:border-box}body,html{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:#0b0f19;color:#fff;scroll-behavior:smooth}.header{width:100%;padding:1.2rem 2rem;display:flex;justify-content:space-between;align-items:center;background:transparent;position:fixed;top:0;z-index:1000}.header .logo{font-size:1.75rem;font-weight:600;color:#fff}.header-icons{display:flex;align-items:center;gap:.8rem;background:var(--glassmorphism-bg, rgba(255, 255, 255, .08));padding:.6rem 1.2rem;border-radius:50px;backdrop-filter:blur(15px);border:1px solid var(--glassmorphism-border, rgba(255, 255, 255, .15));box-shadow:0 4px 20px #0003,inset 0 1px #fff3;transition:all .3s ease}.icon-btn{background:var(--glassmorphism-bg, rgba(255, 255, 255, .1));border:1px solid var(--glassmorphism-border, rgba(255, 255, 255, .2));color:#fff;border-radius:50%;width:42px;height:42px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:16px;transition:all .3s cubic-bezier(.4,0,.2,1);backdrop-filter:blur(10px);position:relative;overflow:hidden}.icon-btn:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#fff3,#ffffff0d);opacity:0;transition:opacity .3s ease;pointer-events:none}.icon-btn:hover{background:var(--glassmorphism-hover, rgba(255, 255, 255, .2));border-color:#fff6;transform:translateY(-2px);box-shadow:0 8px 25px #0000004d,0 0 20px #ffffff1a}.icon-btn:hover:before{opacity:1}.icon-btn:active{transform:translateY(0);box-shadow:0 4px 15px #0003,inset 0 2px 4px #0000001a}.header nav button:hover{color:#ffdf00}.login-btn{background:linear-gradient(45deg,#ff6b6b,#ffdf00);padding:.4rem 1rem;border-radius:5px;font-weight:700;color:#0b0f19!important}.hero{height:100vh;padding-top:5rem;text-align:center;position:relative;overflow:hidden;background:radial-gradient(circle at top,#1a2036,#0b0f19)}.floating{position:absolute;font-size:1.2rem;color:#fff;pointer-events:none}.iconWrapper{margin-top:4rem;position:relative}.trophyCircle{width:120px;height:120px;border-radius:50%;background:radial-gradient(circle at center,#ffdf00,#ff9f1c);display:flex;justify-content:center;align-items:center;margin:0 auto;box-shadow:0 0 25px #ffdf0099}.title{font-size:3rem;margin-top:1rem;background:linear-gradient(45deg,#ffdf00,#ff6b6b);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.subtitle{font-size:1.2rem;margin-top:.5rem;opacity:.85}.start-btn{margin-top:2rem;padding:.8rem 2rem;background:linear-gradient(90deg,#ff6b6b,#ffdf00);border:none;border-radius:50px;font-weight:700;font-size:1.2rem;cursor:pointer;color:#0b0f19;position:relative;overflow:hidden}.start-btn .letter{display:inline-block;font-weight:700}.start-btn .sparkles{margin-left:8px}.features{padding:4rem 2rem;display:flex;justify-content:center;gap:2rem;background:#111827;flex-wrap:wrap}.feature-card{background:#1f2937;padding:2rem;border-radius:10px;text-align:center;max-width:280px;box-shadow:0 0 15px #ffdf001a;transition:transform .3s ease,box-shadow .3s ease}.feature-card h3{margin-bottom:.5rem}.feature-card p{font-size:.95rem;opacity:.85}.feature-card:hover{box-shadow:0 0 25px #ffdf0066}.cta-section{padding:3rem 2rem;text-align:center;background:linear-gradient(90deg,#ff6b6b,#ffdf00);color:#0b0f19}.cta-section h2{font-size:2rem;margin-bottom:.5rem}.cta-section p{margin-bottom:1rem;font-size:1.1rem}.cta-btn{padding:.8rem 2rem;background:#0b0f19;color:#fff;border:none;border-radius:50px;font-weight:700;font-size:1rem;cursor:pointer}.cta-btn:hover{background:#1a2036}.footer{padding:2rem 3rem;background:#0b0f19;display:flex;justify-content:space-between;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.05)}.footer-left h4{font-size:1.3rem;background:linear-gradient(45deg,#ffdf00,#ff6b6b);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.footer-left p{opacity:.8}.footer-right p{opacity:.8;font-size:.9rem}@media (max-width: 768px){.features{flex-direction:column;align-items:center}.header nav{gap:.8rem}.title{font-size:2.2rem}}.circleImage{width:120px;height:120px;border-radius:50%;object-fit:cover;background-color:#ff0;display:block;border:none;outline:none}.special-thanks{text-align:center;font-size:1rem;color:gold;margin:20px 0;font-weight:700}.notification{position:fixed;top:20px;right:20px;background:linear-gradient(135deg,#0b0f19f2,#1a2036f2);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,223,0,.2);border-radius:16px;padding:18px 24px;display:flex;align-items:center;gap:16px;min-width:350px;max-width:450px;z-index:1000;animation:notificationSlideIn .5s cubic-bezier(.16,1,.3,1);box-shadow:0 25px 50px -12px #000c,0 8px 16px -4px #0000004d,inset 0 1px #ffffff1a;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif}.notification-success{background:linear-gradient(135deg,#0b0f19f2,#1a2036f2);border-color:#34d39966;box-shadow:0 25px 50px -12px #000c,0 8px 16px -4px #34d39933,inset 0 1px #34d3991a}.notification-success .notification-icon{color:#34d399;background:#34d39926;border-radius:10px;padding:8px;display:flex;align-items:center;justify-content:center}.notification-error{background:linear-gradient(135deg,#0b0f19f2,#1a2036f2);border-color:#ef444466;box-shadow:0 25px 50px -12px #000c,0 8px 16px -4px #ef444433,inset 0 1px #ef44441a}.notification-error .notification-icon{color:#ef4444;background:#ef444426;border-radius:10px;padding:8px;display:flex;align-items:center;justify-content:center}.notification-info{background:linear-gradient(135deg,#0b0f19f2,#1a2036f2);border-color:#ffdf0066;box-shadow:0 25px 50px -12px #000c,0 8px 16px -4px #ffdf0033,inset 0 1px #ffdf001a}.notification-info .notification-icon{color:#ffdf00;background:#ffdf0026;border-radius:10px;padding:8px;display:flex;align-items:center;justify-content:center}.notification-icon{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:40px;height:40px}.notification-message{color:#fffffff2;font-size:1rem;font-weight:500;flex:1;line-height:1.5;letter-spacing:-.25px}.notification-close{background:#ffffff14;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#fff9;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:8px;transition:all .2s ease;width:32px;height:32px}.notification-close:hover{background:#ffffff26;border-color:#fff3;color:#ffffffe6;transform:scale(1.05)}.notification-exit{animation:notificationSlideOut .4s cubic-bezier(.4,0,1,1)}@keyframes notificationSlideIn{0%{opacity:0;transform:translate(100%) translateY(-30px) scale(.8)}to{opacity:1;transform:translate(0) translateY(0) scale(1)}}@keyframes notificationSlideOut{0%{opacity:1;transform:translate(0) translateY(0) scale(1)}to{opacity:0;transform:translate(100%) translateY(-30px) scale(.9)}}.notification-success{position:relative}.notification-success:before{content:"";position:absolute;inset:-2px;background:linear-gradient(45deg,#34d3994d,#34d3991a);border-radius:18px;z-index:-1;opacity:.6;filter:blur(8px)}.notification-error{position:relative}.notification-error:before{content:"";position:absolute;inset:-2px;background:linear-gradient(45deg,#ef44444d,#ef44441a);border-radius:18px;z-index:-1;opacity:.6;filter:blur(8px)}.notification-info{position:relative}.notification-info:before{content:"";position:absolute;inset:-2px;background:linear-gradient(45deg,#ffdf004d,#ffdf001a);border-radius:18px;z-index:-1;opacity:.6;filter:blur(8px)}@media (max-width: 768px){.notification{top:10px;right:10px;left:10px;min-width:auto;max-width:none;padding:16px 20px;border-radius:12px}.notification-message{font-size:.9rem;line-height:1.4}.notification-icon{width:36px;height:36px}.notification-close{width:28px;height:28px;padding:6px}}@media (max-width: 480px){.notification{top:10px;right:10px;left:10px;min-width:auto;max-width:none}}.auth-page{min-height:100vh;background:linear-gradient(135deg,#0b0f19,#1a2036);font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;display:flex;flex-direction:column;position:relative;overflow-x:hidden}.auth-page:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(255,223,0,.08) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,107,107,.08) 0%,transparent 50%);pointer-events:none;z-index:1}.auth-page:after{content:"";position:absolute;inset:0;background:url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffdf00" fill-opacity="0.03" fill-rule="nonzero"><circle cx="7" cy="7" r="1"/></g></g></svg>');pointer-events:none;z-index:1}.auth-header{position:sticky;top:0;z-index:100;background:#0b0f19f2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,223,0,.1);display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem}.header-content{display:flex;justify-content:space-between;align-items:center;width:100%}.logo-section{display:flex;align-items:center;gap:.75rem;cursor:pointer;transition:all .3s ease}.logo-section:hover{transform:scale(1.02)}.logo-icon{width:40px;height:40px;background:linear-gradient(45deg,#ffdf00,#ff6b6b);border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700;color:#0b0f19;font-size:1.1rem}.logo-text{font-size:1.5rem;font-weight:600;color:#fff;letter-spacing:-.5px}.back-button{display:flex;align-items:center;justify-content:center;background:#ffdf001a;border:2px solid rgba(255,223,0,.3);color:#ffdf00;padding:.75rem;border-radius:12px;cursor:pointer;transition:all .3s ease;font-weight:600;text-decoration:none;font-size:.875rem;width:48px;height:48px}.back-button:hover{background:#ffdf0026;border-color:#ffdf00;color:#ffdf00;transform:translate(-2px);box-shadow:0 4px 12px #ffdf0033}.back-button .arrow-icon{font-size:1rem;transition:transform .3s ease}.back-button:hover .arrow-icon{transform:translate(-2px)}.auth-main{flex:1;display:flex;align-items:center;justify-content:center;padding:2rem;position:relative;z-index:2}.auth-container{display:flex;max-width:1200px;width:100%;gap:4rem;align-items:center}.auth-branding{flex:1;display:flex;flex-direction:column;align-items:center;text-align:center;padding:2rem}.branding-content{max-width:400px}.brand-logo{margin-bottom:2rem}.logo-circle{width:80px;height:80px;background:linear-gradient(45deg,#ffdf00,#ff6b6b);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto;box-shadow:0 0 30px #ffdf004d}.logo-circle svg{width:40px;height:40px;color:#0b0f19}.brand-title{font-size:2.5rem;font-weight:700;background:linear-gradient(45deg,#ffdf00,#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:1rem;letter-spacing:-.5px}.brand-description{font-size:1.1rem;color:#fffc;line-height:1.6;margin-bottom:2rem}.features-list{display:flex;flex-direction:column;gap:1rem;align-items:flex-start}.feature-item{display:flex;align-items:center;gap:1rem;font-size:1rem;color:#ffffffe6}.feature-icon{width:24px;height:24px;background:linear-gradient(45deg,#ffdf00,#ff6b6b);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;color:#0b0f19;font-weight:700;flex-shrink:0}.auth-form-section{flex:1;max-width:450px}.form-container{background:#1a2036cc;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,223,0,.1);border-radius:20px;padding:2.5rem;box-shadow:0 20px 60px #0006,0 8px 20px #0003;position:relative;animation:fadeInUp .6s ease-out}.auth-title,.auth-card h2{text-align:center;margin-bottom:.5rem;color:#f9fafb;font-size:1.75rem;font-weight:600;line-height:1.2;letter-spacing:-.5px}.auth-subtitle,.auth-card p{text-align:center;margin-bottom:2rem;color:#9ca3af;font-size:.95rem;font-weight:400;line-height:1.5}.auth-form .input-group,.input-group{margin-bottom:1.25rem;position:relative}.auth-form .input-group .input-icon,.input-group .input-icon{position:absolute;left:1rem;top:50%;transform:translateY(-50%);color:#9ca3af;font-size:1.1rem;transition:all .3s ease;z-index:2;pointer-events:none}.auth-form .form-input,.auth-form .form-select,.input-group .form-input,.input-group .form-select,.auth-card input,.auth-card select{width:100%;background:#37415199;border:2px solid rgba(255,223,0,.2);border-radius:12px;padding:.875rem 1rem .875rem 3rem;color:#f9fafb;font-size:.95rem;font-family:inherit;transition:all .3s ease;outline:none;height:52px;appearance:none}.auth-card input[type=text],.auth-card input[type=email],.auth-card input[type=password],.auth-card input[type=tel]{padding-left:3rem}.auth-form .form-input::placeholder,.auth-form .form-select::placeholder,.auth-card input::placeholder,.auth-card select::placeholder{color:#9ca3af;font-weight:400}.input-group:focus-within .input-icon{color:#ffdf00;transform:translateY(-50%) scale(1.1)}.auth-form .form-input:focus,.auth-form .form-select:focus,.auth-card input:focus,.auth-card select:focus,.input-group:focus-within .form-input,.input-group:focus-within .form-select{background:#374151cc;border-color:#ffdf00;box-shadow:0 0 0 3px #ffdf001a;transform:translateY(-1px)}.toggle-password{position:absolute;right:1rem;top:50%;transform:translateY(-50%);background:none;border:none;color:#9ca3af;cursor:pointer;padding:.25rem;border-radius:6px;transition:all .3s ease;z-index:2}.toggle-password:hover{color:#ffdf00;background:#ffdf001a}.auth-form .form-select,.auth-card select,.input-group .form-select{background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M6 9l6 6 6-6'/%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 12px center;background-size:16px;padding-right:2.5rem;cursor:pointer}.input-group:focus-within .form-select{background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffdf00' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M6 9l6 6 6-6'/%3e%3c/svg%3e")}.auth-form .form-select option,.auth-card select option,.input-group .form-select option{background:#374151;color:#f9fafb;padding:.5rem}.input-group.error .form-input,.input-group.error .form-select{border-color:#ff6b6b;background:#ff6b6b1a}.input-group.error .input-icon{color:#ff6b6b}.error-message{display:flex;align-items:center;gap:.5rem;color:#ff6b6b;font-size:.875rem;margin-top:.5rem;font-weight:500}.submit-btn,.auth-card button[type=submit],.auth-card .primary-btn{width:100%;background:linear-gradient(135deg,#eab308,#f59e0b);color:#1f2937;border:none;border-radius:12px;padding:.875rem 1rem;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .3s ease;margin:1.5rem 0;display:flex;align-items:center;justify-content:center;gap:.5rem;height:52px;letter-spacing:.3px}.submit-btn:hover,.auth-card button[type=submit]:hover,.auth-card .primary-btn:hover{background:linear-gradient(135deg,#d97706,#ea580c);transform:translateY(-2px);box-shadow:0 8px 25px #eab30866}.submit-btn:active,.auth-card button[type=submit]:active{transform:translateY(0)}.submit-btn.loading,.submit-btn.disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}.forgot-btn,.auth-card .forgot-password,.forgot-password-link{background:none;border:none;color:#ffdf00;font-size:.875rem;cursor:pointer;text-decoration:none;font-weight:500;transition:all .3s ease;width:100%;text-align:right;margin:.5rem 0 1rem;display:block;padding:.5rem 0}.forgot-password-section{width:100%;text-align:right;margin:.5rem 0 1rem}.forgot-btn:hover,.auth-card .forgot-password:hover,.forgot-password-link:hover{text-decoration:underline;color:#f59e0b;transform:translate(-2px)}.switch-btn,.auth-card .switch-mode{background:none;border:2px solid rgba(255,223,0,.3);color:#ffdf00;cursor:pointer;font-size:.875rem;font-weight:600;padding:.75rem 1.5rem;border-radius:12px;transition:all .3s ease;width:100%;margin-top:1rem}.switch-btn:hover,.auth-card .switch-mode:hover{border-color:#ffdf00;background:#ffdf001a;transform:translateY(-1px)}.auth-footer{background:#1f2937e6;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid rgba(255,223,0,.2);padding:1.5rem 2rem;text-align:center;color:#9ca3af;font-size:.875rem}.auth-card .input-group:before,.auth-form .input-group:before{content:"";position:absolute;left:1rem;top:50%;transform:translateY(-50%);width:20px;height:20px;background-size:contain;background-repeat:no-repeat;z-index:2;opacity:.6}.auth-card .input-group.email:before,.auth-form .input-group.email:before{background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z'/%3e%3cpolyline points='22,6 12,13 2,6'/%3e%3c/svg%3e")}.auth-card .input-group.password:before,.auth-form .input-group.password:before{background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3crect x='3' y='11' width='18' height='11' rx='2' ry='2'/%3e%3cpath d='M7 11V7a5 5 0 0 1 10 0v4'/%3e%3c/svg%3e")}.auth-card .input-group.name:before,.auth-form .input-group.name:before{background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M20 21v-2a4 4 0 0 0-4-4H8a4 4 0 0 0-4 4v2'/%3e%3ccircle cx='12' cy='7' r='4'/%3e%3c/svg%3e")}.auth-card .input-group.phone:before,.auth-form .input-group.phone:before{background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M22 16.92v3a2 2 0 0 1-2.18 2 19.79 19.79 0 0 1-8.63-3.07 19.5 19.5 0 0 1-6-6 19.79 19.79 0 0 1-3.07-8.67A2 2 0 0 1 4.11 2h3a2 2 0 0 1 2 1.72 12.84 12.84 0 0 0 .7 2.81 2 2 0 0 1-.45 2.11L8.09 9.91a16 16 0 0 0 6 6l1.27-1.27a2 2 0 0 1 2.11-.45 12.84 12.84 0 0 0 2.81.7A2 2 0 0 1 22 16.92z'/%3e%3c/svg%3e")}.auth-card .input-group.select:before,.auth-form .input-group.select:before{background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M9 11H5a2 2 0 0 0-2 2v7a2 2 0 0 0 2 2h11a2 2 0 0 0 2-2v-7a2 2 0 0 0-2-2h-4M9 11V9a2 2 0 0 1 4 0v2M9 11h6'/%3e%3c/svg%3e")}@media (max-width: 768px){.auth-main{padding:1rem}.auth-card{padding:2rem 1.5rem;margin:0 auto}.auth-header{padding:1rem}.auth-title,.auth-card h2{font-size:1.5rem}.auth-form .form-input,.auth-form .form-select,.auth-card input,.auth-card select,.input-group .form-input,.input-group .form-select{padding:.75rem .875rem .75rem 2.75rem;height:48px}.auth-card .input-group:before,.auth-form .input-group:before,.input-group .input-icon{left:.875rem}}.auth-form .form-input:hover,.auth-form .form-select:hover,.auth-card input:hover,.auth-card select:hover,.input-group .form-input:hover,.input-group .form-select:hover{border-color:#ffdf0066}.auth-form .form-input:focus,.auth-form .form-select:focus,.auth-card input:focus,.auth-card select:focus{transform:translateY(-1px);box-shadow:0 0 0 3px #ffdf001a,0 4px 12px #0003}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.auth-card.success .submit-btn{background:linear-gradient(135deg,#ffdf00,#f59e0b)}.auth-card{border:1px solid rgba(255,223,0,.2)}.auth-card:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#ffdf001a,#ffdf000d);border-radius:20px;z-index:-1}.auth-card input:not(:placeholder-shown),.auth-card select:not(:empty){background:#374151cc}.auth-card h1,.auth-card h2,.auth-card h3{color:#f9fafb;font-weight:600;letter-spacing:-.025em}.auth-card .subtitle,.auth-card .description{color:#9ca3af;font-weight:400}.success-state{text-align:center;padding:1rem 0}.success-icon{display:flex;justify-content:center;margin-bottom:1.5rem}.success-icon .icon-check{color:#ffdf00;filter:drop-shadow(0 4px 12px rgba(255,223,0,.3))}.email-highlight{background:#ffdf001a;border:1px solid rgba(255,223,0,.3);border-radius:8px;padding:.75rem 1rem;margin:1rem 0;font-weight:600;color:#ffdf00;font-family:SF Mono,Monaco,Inconsolata,Fira Code,monospace}.success-actions{display:flex;flex-direction:column;gap:1rem;margin-top:2rem}.success-actions .switch-link{margin-top:0;width:auto;text-align:center}.modern-input-group{position:relative;margin-bottom:1.5rem}.input-icon{position:absolute;left:1rem;top:50%;transform:translateY(-50%);color:#9ca3af;transition:all .3s ease;z-index:2;pointer-events:none}.modern-input-group.filled .input-icon,.modern-input-group:focus-within .input-icon{color:#ffdf00;transform:translateY(-50%) scale(1.1)}.input-field-wrapper{position:relative;width:100%;pointer-events:auto}.modern-input{width:100%;background:#37415199;border:2px solid rgba(255,223,0,.2);border-radius:12px;padding:1rem 1rem 1rem 3rem;color:#f9fafb;font-size:.95rem;font-family:inherit;transition:all .3s ease;outline:none;height:56px;appearance:none;position:relative;z-index:10;pointer-events:auto!important;user-select:text!important;-webkit-user-select:text!important;-moz-user-select:text!important;-ms-user-select:text!important}.modern-input::placeholder{color:transparent}.floating-label{position:absolute;left:3rem;top:50%;transform:translateY(-50%);color:#9ca3af;font-size:.95rem;pointer-events:none;transition:all .3s ease;background:transparent;padding:0 .25rem;z-index:1}.modern-input:focus+.floating-label,.modern-input:not(:placeholder-shown)+.floating-label,.modern-input[value]:not([value=""])+.floating-label,.modern-input-group.filled .floating-label{transform:translateY(-140%) scale(.85);color:#ffdf00;font-weight:500;background:#1f2937f2;left:2.5rem}.modern-input:focus{background:#374151cc;border-color:#ffdf00;box-shadow:0 0 0 3px #ffdf001a;transform:translateY(-1px)}.password-visibility-toggle{position:absolute;right:1rem;top:50%;transform:translateY(-50%);background:none;border:none;color:#9ca3af;cursor:pointer;padding:.5rem;border-radius:6px;transition:all .3s ease;z-index:2}.password-visibility-toggle:hover{color:#ffdf00;background:#ffdf001a}.error-message-modern{display:flex;align-items:center;gap:.5rem;color:#ef4444;font-size:.875rem;margin-top:.5rem;font-weight:500}.input-group{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.5rem}.input-wrapper{position:relative;display:flex;align-items:center}.input-icon{position:absolute;left:1rem;color:#9ca3af;font-size:1.1rem;z-index:2;transition:color .3s ease;pointer-events:none}.auth-input{width:100%;padding:1rem 1rem 1rem 3rem;background:#37415199;border:2px solid rgba(255,223,0,.2);border-radius:12px;color:#f9fafb;font-size:1rem;transition:all .3s ease;outline:none;font-family:inherit}.auth-input::placeholder{color:#9ca3af}.auth-input:focus{border-color:#ffdf00;background:#374151cc;box-shadow:0 0 0 3px #ffdf001a}.auth-input:focus+.input-icon{color:#ffdf00}.auth-input.error{border-color:#ef4444;background:#ef44440d}.auth-input.error:focus{box-shadow:0 0 0 3px #ef44441a}.password-toggle{position:absolute;right:1rem;background:none;border:none;color:#9ca3af;cursor:pointer;padding:.5rem;border-radius:6px;transition:all .3s ease;z-index:2}.password-toggle:hover{color:#ffdf00;background:#ffdf001a}.error-text{font-size:.875rem;color:#ef4444;margin-top:.25rem;margin-left:.5rem}.auth-submit-btn{width:100%;padding:1rem;background:linear-gradient(135deg,#eab308,#f59e0b);border:none;border-radius:12px;color:#1f2937;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;margin-top:.5rem;display:flex;align-items:center;justify-content:center;gap:.5rem;height:56px}.auth-submit-btn:hover:not(:disabled){background:linear-gradient(135deg,#d97706,#ea580c);transform:translateY(-2px);box-shadow:0 8px 25px #eab30866}.auth-submit-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.auth-submit-btn.loading{pointer-events:none}.forgot-password-link{background:none;border:none;color:#ffdf00;font-size:.875rem;cursor:pointer;text-decoration:none;font-weight:500;margin:1rem 0;text-align:center;display:block;width:100%;padding:.5rem;transition:color .3s ease}.forgot-password-link:hover{color:#f59e0b;text-decoration:underline}.modern-input-group.error .modern-input{border-color:#ef4444;background:#ef44441a}.modern-input-group.error .input-icon{color:#ef4444}.modern-submit-btn{width:100%;background:linear-gradient(135deg,#eab308,#f59e0b);color:#1f2937;border:none;border-radius:12px;padding:1rem;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .3s ease;margin:1.5rem 0;display:flex;align-items:center;justify-content:center;gap:.5rem;height:56px;letter-spacing:.3px;box-shadow:0 4px 12px #eab3084d}.modern-submit-btn:hover:not(:disabled){background:linear-gradient(135deg,#d97706,#ea580c);transform:translateY(-2px);box-shadow:0 8px 25px #eab30866}.modern-submit-btn:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:0 4px 12px #eab30833}.modern-submit-btn.loading{opacity:.8;cursor:wait}.mode-switch{text-align:center;margin-top:1.5rem;padding-top:1rem;border-top:1px solid rgba(255,223,0,.2)}.switch-text{color:#9ca3af;font-size:.875rem;margin-right:.5rem}.switch-link{background:none;border:none;color:#ffdf00;font-size:.875rem;font-weight:600;cursor:pointer;text-decoration:none;transition:all .3s ease;padding:.25rem .5rem;border-radius:6px}.switch-link:hover:not(:disabled){color:#f59e0b;background:#ffdf001a;text-decoration:underline}.terms-section{margin-top:1.5rem;padding-top:1rem;border-top:1px solid rgba(255,223,0,.2);text-align:center}.terms-text{color:#9ca3af;font-size:.875rem;line-height:1.5}.terms-link{color:#ffdf00;text-decoration:none;font-weight:500;transition:all .3s ease}.terms-link:hover{color:#f59e0b;text-decoration:underline}.footer-content{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;flex-wrap:wrap;gap:1rem}.footer-links{display:flex;gap:1.5rem}.footer-links a{color:#9ca3af;text-decoration:none;font-size:.875rem;transition:all .3s ease}.footer-links a:hover{color:#ffdf00;text-decoration:underline}.auth-card.loading{opacity:.7;pointer-events:none}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.auth-card{animation:fadeInUp .6s ease-out}.modern-input-group.error .floating-label{color:#ef4444}.modern-input:focus-visible{outline:none}.modern-select{width:100%;background:#37415199;border:2px solid rgba(255,223,0,.2);border-radius:12px;padding:1rem 3rem;color:#f9fafb;font-size:.95rem;font-family:inherit;transition:all .3s ease;outline:none;height:56px;appearance:none;cursor:pointer;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M6 9l6 6 6-6'/%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 12px center;background-size:16px}.modern-select:focus{background:#374151cc;border-color:#ffdf00;box-shadow:0 0 0 3px #ffdf001a;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2310b981' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M6 9l6 6 6-6'/%3e%3c/svg%3e")}.modern-select option{background:#374151;color:#f9fafb;padding:.5rem}@media (max-width: 768px){.auth-header{padding:.75rem 1rem}.header-content{gap:1rem}.logo-text{display:none}.back-button{padding:.5rem;font-size:.75rem;width:40px;height:40px}.auth-container{flex-direction:column;padding:1rem;max-width:100%}.auth-branding{display:none}.auth-form-section{max-width:100%;margin:0}.auth-form{padding:1.5rem}.form-row{flex-direction:column}.form-group{margin-bottom:1rem}}@media (max-width: 480px){.auth-page{font-size:14px}.auth-header{padding:.5rem}.logo-icon{width:32px;height:32px;font-size:14px}.auth-form{padding:1rem}.form-title{font-size:1.5rem}.form-subtitle{font-size:.875rem}.input-with-icon input,.modern-select{padding:.75rem .75rem .75rem 3rem}.input-icon{left:1rem}.submit-button{padding:1rem;font-size:1rem}}@media (max-width: 768px){.auth-header{padding:.8rem 1rem}.auth-header-title{font-size:1.2rem}.auth-main{padding:1rem}.auth-form{max-width:100%;margin:0;padding:1.5rem}.auth-modal{margin:1rem;max-width:calc(100vw - 2rem)}.form-row{flex-direction:column;gap:1rem}.form-row .form-group{flex:1}.form-actions{flex-direction:column;gap:.75rem}.toggle-form-link{margin-top:1rem;font-size:.9rem}}@media (max-width: 480px){.auth-header{padding:.5rem .75rem}.auth-header-title{font-size:1.1rem}.back-button{width:36px;height:36px;padding:8px}.auth-main{padding:.5rem}.auth-form{padding:1rem;margin:.5rem}.form-title{font-size:1.3rem}.form-subtitle{font-size:.8rem}.input-with-icon input,.modern-select{padding:.875rem .875rem .875rem 2.75rem;font-size:16px}.input-icon{left:.875rem;font-size:1rem}.submit-button{padding:1rem;font-size:1rem;font-weight:600}.toggle-form-link{font-size:.85rem;padding:.5rem}.form-group label{font-size:.9rem}.section-divider{margin:1rem 0}.section-title{font-size:1rem}.checkbox-group{padding:.5rem}.checkbox-label{font-size:.85rem;line-height:1.4}.error-message,.success-message{font-size:.8rem;padding:.75rem}.auth-modal .form-actions{position:sticky;bottom:0;background:linear-gradient(135deg,#0b0f19,#1a2036);padding:1rem;margin:-1rem -1rem 0;border-top:1px solid rgba(255,223,0,.1)}}.enhanced-loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;backdrop-filter:blur(5px);display:flex;justify-content:center;align-items:center;z-index:9999;animation:fadeIn .3s ease-out}.enhanced-loading-container{display:flex;flex-direction:column;align-items:center;gap:1.5rem;padding:2rem;background:#ffffff1a;border-radius:16px;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);box-shadow:0 8px 32px #0000004d;text-align:center;max-width:400px;min-width:300px}.enhanced-loading-container.small{padding:1rem;gap:1rem;min-width:200px}.enhanced-loading-container.large{padding:3rem;gap:2rem;min-width:450px}.loading-animation{position:relative}.spinner-ring{display:inline-block;position:relative;width:80px;height:80px}.enhanced-loading-container.small .spinner-ring{width:50px;height:50px}.enhanced-loading-container.large .spinner-ring{width:100px;height:100px}.spinner-ring div{box-sizing:border-box;display:block;position:absolute;width:64px;height:64px;margin:8px;border:8px solid transparent;border-radius:50%;animation:ringRotate 1.2s cubic-bezier(.5,0,.5,1) infinite}.enhanced-loading-container.small .spinner-ring div{width:40px;height:40px;margin:5px;border-width:5px}.enhanced-loading-container.large .spinner-ring div{width:80px;height:80px;margin:10px;border-width:10px}.spinner-ring div:nth-child(1){border-top-color:#3498db;animation-delay:-.45s}.spinner-ring div:nth-child(2){border-top-color:#e74c3c;animation-delay:-.3s}.spinner-ring div:nth-child(3){border-top-color:#f39c12;animation-delay:-.15s}.spinner-ring div:nth-child(4){border-top-color:#27ae60}@keyframes ringRotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-content{display:flex;flex-direction:column;align-items:center;gap:1rem}.loading-title{margin:0;color:#fff;font-size:1.2rem;font-weight:600;letter-spacing:.5px}.enhanced-loading-container.small .loading-title{font-size:1rem}.enhanced-loading-container.large .loading-title{font-size:1.5rem}.progress-container{width:100%;max-width:250px;display:flex;flex-direction:column;gap:.5rem}.progress-bar{width:100%;height:8px;background:#fff3;border-radius:4px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,#3498db,#2ecc71);transition:width .3s ease;border-radius:4px;position:relative}.progress-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:progressShimmer 1.5s infinite}@keyframes progressShimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.progress-text{color:#fff;font-size:.9rem;font-weight:500;text-align:center}.loading-dots{display:flex;gap:.5rem}.loading-dots span{width:8px;height:8px;background:#fff;border-radius:50%;animation:dotBounce 1.4s infinite ease-in-out both}.loading-dots span:nth-child(1){animation-delay:-.32s}.loading-dots span:nth-child(2){animation-delay:-.16s}.loading-dots span:nth-child(3){animation-delay:0s}@keyframes dotBounce{0%,80%,to{transform:scale(.8);opacity:.5}40%{transform:scale(1);opacity:1}}@keyframes fadeIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}@media (max-width: 768px){.enhanced-loading-container{margin:1rem;min-width:280px;padding:1.5rem}.loading-title{font-size:1.1rem}.spinner-ring{width:60px!important;height:60px!important}.spinner-ring div{width:48px!important;height:48px!important;margin:6px!important;border-width:6px!important}}.notification-toast{position:fixed;top:24px;right:24px;z-index:10000;max-width:420px;min-width:320px;transform:translate(calc(100% + 24px));transition:all .4s cubic-bezier(.4,0,.2,1);border-radius:16px;box-shadow:0 8px 32px #0000004d,0 0 0 1px #ffffff1a,inset 0 1px #ffffff1a;backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);overflow:hidden;animation:slideInRight .4s cubic-bezier(.4,0,.2,1)}.notification-toast.visible{transform:translate(0)}.notification-toast:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.05) 0%,transparent 50%,rgba(255,255,255,.05) 100%);pointer-events:none}@keyframes slideInRight{0%{transform:translate(calc(100% + 24px));opacity:0}to{transform:translate(0);opacity:1}}.toast-content{display:flex;align-items:center;padding:16px 20px;gap:16px;border-radius:16px;position:relative;z-index:1}.toast-icon{font-size:20px;flex-shrink:0;display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:8px;background:#ffffff1a}.toast-message{flex:1;font-weight:500;line-height:1.5;font-size:14px;color:#fff}.toast-close{background:#ffffff1a;border:none;font-size:16px;cursor:pointer;padding:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:#ffffffb3;transition:all .2s ease;flex-shrink:0}.toast-close:hover{background:#fff3;color:#fff;transform:scale(1.1)}.notification-toast.success .toast-content{background:linear-gradient(135deg,#10b981,#059669);border-left:4px solid #34d399}.notification-toast.success .toast-icon{background:#34d39933;color:#34d399}.notification-toast.error .toast-content{background:linear-gradient(135deg,#ef4444,#dc2626);border-left:4px solid #f87171}.notification-toast.error .toast-icon{background:#f8717133;color:#f87171}.notification-toast.warning .toast-content{background:linear-gradient(135deg,#f59e0b,#d97706);border-left:4px solid #fbbf24}.notification-toast.warning .toast-icon{background:#fbbf2433;color:#fbbf24}.notification-toast.info .toast-content{background:linear-gradient(135deg,#3b82f6,#2563eb);border-left:4px solid #60a5fa}.notification-toast.info .toast-icon{background:#60a5fa33;color:#60a5fa}.notification-toast:after{content:"";position:absolute;bottom:0;left:0;height:3px;background:#ffffff4d;animation:progressBar 4s linear;border-radius:0 0 16px 16px}@media (max-width: 768px){.notification-toast{top:16px;right:16px;left:16px;max-width:none;min-width:0;transform:translateY(-100%)}.notification-toast.visible{transform:translateY(0)}.toast-content{padding:14px 16px}.toast-message{font-size:13px}}.notification-toast.hiding{animation:slideOutRight .3s cubic-bezier(.4,0,.2,1) forwards}@keyframes slideOutRight{to{transform:translate(calc(100% + 24px));opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideOutRight{0%{transform:translate(0);opacity:1}to{transform:translate(100%);opacity:0}}.notification-toast.visible:after{content:"";position:absolute;bottom:0;left:0;height:3px;background:#ffffff4d;animation:progressBar 4s linear;border-radius:0 0 8px 8px}@keyframes progressBar{0%{width:100%}to{width:0%}}@media (max-width: 768px){.notification-toast{left:20px;right:20px;max-width:none;min-width:auto;transform:translateY(-100%)}.notification-toast.visible{transform:translateY(0)}}.settings-overlay{position:fixed;inset:0;background:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000;backdrop-filter:blur(4px)}.settings-modal{background:var(--bg-secondary);border-radius:12px;width:90%;max-width:600px;max-height:90vh;overflow:hidden;box-shadow:0 20px 40px #0000004d;color:var(--text-primary);border:1px solid var(--border-color)}.settings-header{padding:20px 24px;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center;background:var(--bg-primary)}.settings-title{font-size:1.25rem;font-weight:600;margin:0;display:flex;align-items:center;gap:8px;color:var(--text-primary)}.close-btn{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-secondary);padding:4px;border-radius:4px;transition:all .2s ease}.close-btn:hover{color:var(--text-primary);background:var(--bg-secondary)}.settings-content{padding:24px;max-height:calc(90vh - 80px);overflow-y:auto}.settings-section{margin-bottom:32px}.settings-section:last-child{margin-bottom:0}.settings-section h3{font-size:1.1rem;font-weight:600;margin:0 0 16px;color:var(--text-primary);display:flex;align-items:center;gap:8px}.setting-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--border-color)}.setting-info{display:flex;flex-direction:column;gap:4px}.setting-info span:first-child{font-weight:500;color:var(--text-primary)}.setting-info span:last-child{font-size:.875rem;color:var(--text-secondary)}.theme-toggle{display:flex;align-items:center;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:20px;padding:4px;cursor:pointer;transition:all .3s ease;width:60px;position:relative}.theme-toggle:hover{border-color:var(--primary-color)}.theme-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .3s ease;background:var(--primary-color);color:#fff;z-index:1}.theme-toggle.dark .theme-icon{transform:translate(28px)}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-weight:500;color:var(--text-primary);font-size:.875rem}.form-input{width:100%;padding:12px 16px;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-primary);color:var(--text-primary);font-size:.95rem;transition:all .2s ease;box-sizing:border-box}.form-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #4a90e233}.form-input::placeholder{color:var(--text-secondary)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.update-btn{background:var(--primary-color);color:#fff;border:none;padding:12px 20px;border-radius:8px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:8px;transition:all .2s ease;font-size:.95rem}.update-btn:hover:not(:disabled){background:var(--primary-color-hover);transform:translateY(-1px)}.update-btn:disabled{background:var(--text-secondary);cursor:not-allowed;opacity:.6}.logout-btn{background:#dc3545;color:#fff;border:none;padding:12px 20px;border-radius:8px;font-weight:500;cursor:pointer;transition:all .2s ease;font-size:.95rem;width:100%}.logout-btn:hover{background:#c82333;transform:translateY(-1px)}.verification-section{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:8px;padding:16px;margin-top:12px}.verification-section .form-group{margin-bottom:12px}.verification-section .form-group:last-child{margin-bottom:0}@media (max-width: 768px){.settings-modal{width:95%;margin:20px}.settings-header{padding:16px 20px}.settings-content{padding:20px}.form-row{grid-template-columns:1fr}.setting-item{flex-direction:column;align-items:flex-start;gap:12px}}.settings-overlay{animation:fadeIn .2s ease-out}.settings-modal{animation:slideIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(-30px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.settings-content::-webkit-scrollbar{width:6px}.settings-content::-webkit-scrollbar-track{background:var(--bg-primary)}.settings-content::-webkit-scrollbar-thumb{background:var(--text-secondary);border-radius:3px}.settings-content::-webkit-scrollbar-thumb:hover{background:var(--text-primary)}.top-notification{position:fixed;top:20px;left:50%;transform:translate(-50%);z-index:9999;max-width:500px;min-width:300px;border-radius:12px;backdrop-filter:blur(20px);box-shadow:0 8px 32px #0000004d;animation:slideDown .4s cubic-bezier(.4,0,.2,1);transition:all .3s cubic-bezier(.4,0,.2,1)}.top-notification.hiding{opacity:0;transform:translate(-50%) translateY(-20px)}.top-notification.success{background:#34d399e6;border:1px solid rgba(52,211,153,.6)}.top-notification.info{background:#3b82f6e6;border:1px solid rgba(59,130,246,.6)}.top-notification.warning{background:#f59e0be6;border:1px solid rgba(245,158,11,.6)}.notification-content{display:flex;align-items:center;padding:14px 20px;gap:12px}.notification-icon{font-size:16px;flex-shrink:0}.notification-text{flex:1;color:#1e1e2f;font-size:.95rem;font-weight:600;line-height:1.4}.notification-close{background:#1e1e2f1a;border:1px solid rgba(30,30,47,.2);border-radius:6px;color:#1e1e2f;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;height:24px;width:24px;line-height:1;transition:all .2s ease;flex-shrink:0}.notification-close:hover{background:#1e1e2f33;border-color:#1e1e2f4d}@keyframes slideDown{0%{opacity:0;transform:translate(-50%) translateY(-20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@media (max-width: 768px){.top-notification{left:16px;right:16px;transform:none;max-width:none;min-width:auto}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}}.user-search{max-width:600px;margin:0 auto;padding:1rem}.search-container{background:var(--glassmorphism-bg);border:1px solid var(--glassmorphism-border);border-radius:16px;padding:1.5rem;backdrop-filter:blur(20px);box-shadow:0 8px 32px #0000004d}.search-input-container{position:relative;display:flex;align-items:center;margin-bottom:1rem}.search-icon{position:absolute;left:12px;font-size:1.2rem;color:#fff9}.search-input{width:100%;padding:12px 16px 12px 40px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:10px;color:#fff;font-size:1rem;backdrop-filter:blur(10px);transition:all .3s ease}.search-input:focus{outline:none;border-color:#ffd70080;box-shadow:0 0 10px #ffd7004d}.clear-search{position:absolute;right:8px;background:none;border:none;color:#fff9;cursor:pointer;padding:4px;border-radius:4px;transition:color .3s ease}.clear-search:hover{color:#ffffffe6}.search-loading{display:flex;align-items:center;justify-content:center;padding:2rem;color:#ffffffb3;font-size:.9rem}.loading-spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top:2px solid rgba(255,215,0,.8);border-radius:50%;animation:spin 1s linear infinite;margin-right:.5rem}.search-results{max-height:400px;overflow-y:auto;margin-top:1rem}.user-result{display:flex;align-items:center;padding:1rem;margin-bottom:.5rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;cursor:pointer;transition:all .3s ease;backdrop-filter:blur(10px)}.user-result:hover{background:#ffffff1a;border-color:#ffd7004d;transform:translateY(-2px);box-shadow:0 4px 15px #0003}.user-avatar{position:relative;width:50px;height:50px;margin-right:1rem;border-radius:50%;overflow:hidden;background:#ffffff1a;display:flex;align-items:center;justify-content:center}.user-avatar img{width:100%;height:100%;object-fit:cover}.avatar-placeholder{font-size:1.5rem;color:#fff9}.online-indicator{position:absolute;bottom:2px;right:2px;width:12px;height:12px;background:#4caf50;border:2px solid white;border-radius:50%}.user-info{flex:1;min-width:0}.user-name{font-size:1.1rem;font-weight:600;color:#fff;margin-bottom:.3rem}.user-details{display:flex;gap:.8rem;margin-bottom:.3rem}.unique-id{background:#ffd70033;color:gold;padding:2px 6px;border-radius:4px;font-size:.75rem;font-weight:600}.user-email{color:#ffffffb3;font-size:.85rem}.user-status{color:#fff9;font-size:.8rem}.add-to-session-btn{background:linear-gradient(135deg,#ffd7004d,#ffa50033);border:1px solid rgba(255,215,0,.5);color:gold;padding:.5rem 1rem;border-radius:8px;font-size:.8rem;font-weight:600;cursor:pointer;transition:all .3s ease;backdrop-filter:blur(10px)}.add-to-session-btn:hover{background:linear-gradient(135deg,#ffd70066,#ffa5004d);transform:scale(1.05);box-shadow:0 4px 15px #ffd7004d}.no-results{text-align:center;padding:3rem 1rem;color:#fff9}.no-results-icon{font-size:3rem;margin-bottom:1rem;opacity:.5}.no-results p{margin:.5rem 0;font-size:.9rem}.no-results p:first-of-type{font-weight:600;color:#fffc}@media (max-width: 768px){.user-search{padding:.5rem}.search-container{padding:1rem}.user-result{padding:.8rem;flex-direction:column;align-items:flex-start;gap:.5rem}.user-avatar{width:40px;height:40px}.user-details{flex-direction:column;gap:.3rem}.add-to-session-btn{width:100%;margin-top:.5rem}}.study-session{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;display:flex;justify-content:center;align-items:center;z-index:1000;backdrop-filter:blur(10px)}.session-container{width:90%;max-width:1200px;height:80vh;background:var(--glassmorphism-bg);border:1px solid var(--glassmorphism-border);border-radius:20px;backdrop-filter:blur(20px);box-shadow:0 20px 40px #0006;display:flex;flex-direction:column;overflow:hidden}.session-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 2rem;border-bottom:1px solid rgba(255,255,255,.1);background:#ffffff0d}.session-info h2{margin:0 0 .5rem;color:#fff;font-size:1.5rem;font-weight:600}.session-status{display:flex;gap:1rem;align-items:center}.status-badge{padding:.25rem .75rem;border-radius:20px;font-size:.8rem;font-weight:600}.status-badge.waiting{background:#ffc10733;color:#ffc107;border:1px solid rgba(255,193,7,.3)}.status-badge.active{background:#4caf5033;color:#4caf50;border:1px solid rgba(76,175,80,.3)}.status-badge.completed{background:#9e9e9e33;color:#9e9e9e;border:1px solid rgba(158,158,158,.3)}.participant-count{color:#ffffffb3;font-size:.9rem}.session-actions{display:flex;gap:.5rem;align-items:center}.start-btn,.leave-btn,.close-btn{padding:.5rem 1rem;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease;font-size:.9rem}.start-btn{background:linear-gradient(135deg,#4caf504d,#4caf5033);color:#4caf50;border:1px solid rgba(76,175,80,.5)}.start-btn:hover{background:linear-gradient(135deg,#4caf5066,#4caf504d);transform:scale(1.05)}.leave-btn{background:linear-gradient(135deg,#f443364d,#f4433633);color:#f44336;border:1px solid rgba(244,67,54,.5)}.leave-btn:hover{background:linear-gradient(135deg,#f4433666,#f443364d);transform:scale(1.05)}.close-btn{background:#ffffff1a;color:#ffffffb3;border:1px solid rgba(255,255,255,.2);padding:.5rem;border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center}.close-btn:hover{background:#fff3;color:#fff}.session-content{display:flex;flex:1;overflow:hidden}.participants-sidebar{width:300px;background:#ffffff08;border-right:1px solid rgba(255,255,255,.1);padding:1.5rem;overflow-y:auto}.participants-sidebar h3{margin:0 0 1rem;color:#fff;font-size:1.1rem;font-weight:600}.participants-list{display:flex;flex-direction:column;gap:.75rem}.participant-item{display:flex;align-items:center;padding:.75rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;transition:all .3s ease}.participant-item:hover{background:#ffffff14;border-color:#ffd7004d}.participant-avatar{width:40px;height:40px;border-radius:50%;overflow:hidden;margin-right:.75rem;background:#ffffff1a;display:flex;align-items:center;justify-content:center}.participant-avatar img{width:100%;height:100%;object-fit:cover}.avatar-placeholder{color:#fff9;font-size:1.2rem}.participant-info{flex:1;min-width:0}.participant-name{font-weight:600;color:#fff;font-size:.9rem;margin-bottom:.2rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.participant-id{color:#fff9;font-size:.75rem}.host-badge{font-size:1.2rem;margin-left:.5rem}.invite-section{margin-top:2rem;padding:1rem;background:#ffd7001a;border:1px solid rgba(255,215,0,.3);border-radius:10px}.invite-section h4{margin:0 0 .5rem;color:gold;font-size:.9rem}.invite-code{background:#ffffff1a;padding:.5rem;border-radius:6px;font-family:Courier New,monospace;font-weight:600;color:#fff;text-align:center;margin-bottom:.5rem;font-size:1.1rem;letter-spacing:2px}.copy-btn{width:100%;padding:.5rem;background:#ffd70033;border:1px solid rgba(255,215,0,.4);color:gold;border-radius:6px;font-size:.8rem;font-weight:600;cursor:pointer;transition:all .3s ease}.copy-btn:hover{background:#ffd7004d;transform:scale(1.02)}.chat-section{flex:1;display:flex;flex-direction:column;overflow:hidden}.messages-container{flex:1;padding:1.5rem;overflow-y:auto;display:flex;flex-direction:column;gap:1rem}.message{max-width:70%;animation:messageSlideIn .3s ease-out}@keyframes messageSlideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.system-message{align-self:center;max-width:80%}.system-message .message-content{background:#ffffff1a;color:#ffffffb3;padding:.5rem 1rem;border-radius:20px;font-size:.85rem;text-align:center;font-style:italic}.own-message{align-self:flex-end}.other-message{align-self:flex-start}.message-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.3rem}.sender-name{font-weight:600;font-size:.8rem}.own-message .sender-name{color:gold}.other-message .sender-name{color:#81c784}.message-time{font-size:.7rem;color:#ffffff80}.message-content{background:#ffffff1a;padding:.75rem 1rem;border-radius:18px;color:#fff;word-wrap:break-word;line-height:1.4}.own-message .message-content{background:linear-gradient(135deg,#ffd7004d,#ffd70033);border:1px solid rgba(255,215,0,.3)}.other-message .message-content{background:#ffffff14;border:1px solid rgba(255,255,255,.1)}.message-form{display:flex;gap:.5rem;padding:1.5rem;border-top:1px solid rgba(255,255,255,.1);background:#ffffff08}.message-form input{flex:1;padding:.75rem 1rem;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:25px;color:#fff;font-size:.9rem;outline:none;transition:all .3s ease}.message-form input::placeholder{color:#ffffff80}.message-form input:focus{border-color:#ffd70080;box-shadow:0 0 10px #ffd70033}.message-form input:disabled{opacity:.5;cursor:not-allowed}.message-form button{padding:.75rem 1.5rem;background:linear-gradient(135deg,#ffd7004d,#ffd70033);border:1px solid rgba(255,215,0,.5);color:gold;border-radius:25px;font-weight:600;cursor:pointer;transition:all .3s ease;white-space:nowrap}.message-form button:hover:not(:disabled){background:linear-gradient(135deg,#ffd70066,#ffd7004d);transform:scale(1.05)}.message-form button:disabled{opacity:.5;cursor:not-allowed;transform:none}.create-session-form{padding:2rem;max-width:500px;margin:0 auto}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:#fff;font-weight:600;font-size:.9rem}.form-group input,.form-group textarea{width:100%;padding:.75rem;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:8px;color:#fff;font-size:.9rem;transition:all .3s ease}.form-group input::placeholder,.form-group textarea::placeholder{color:#ffffff80}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:#ffd70080;box-shadow:0 0 10px #ffd70033}.form-row{display:flex;gap:1rem;align-items:end}.checkbox-group{display:flex;align-items:center}.checkbox-group label{display:flex;align-items:center;gap:.5rem;margin-bottom:0;cursor:pointer}.checkbox-group input[type=checkbox]{width:auto;margin:0}.form-actions{display:flex;gap:1rem;justify-content:flex-end;margin-top:2rem}.cancel-btn,.create-btn{padding:.75rem 1.5rem;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease}.cancel-btn{background:#ffffff1a;color:#ffffffb3;border:1px solid rgba(255,255,255,.2)}.cancel-btn:hover{background:#ffffff26;color:#fff}.create-btn{background:linear-gradient(135deg,#ffd7004d,#ffd70033);color:gold;border:1px solid rgba(255,215,0,.5)}.create-btn:hover{background:linear-gradient(135deg,#ffd70066,#ffd7004d);transform:scale(1.05)}.loading-session{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:#ffffffb3}.loading-spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,.3);border-top:3px solid rgba(255,215,0,.8);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@media (max-width: 768px){.session-container{width:95%;height:90vh}.session-header{padding:1rem;flex-direction:column;gap:1rem}.session-content{flex-direction:column}.participants-sidebar{width:100%;max-height:200px;border-right:none;border-bottom:1px solid rgba(255,255,255,.1)}.participants-list{flex-direction:row;overflow-x:auto;gap:.5rem;padding-bottom:.5rem}.participant-item{min-width:200px}.chat-section{min-height:0}.message{max-width:85%}.message-form{padding:1rem}.form-row{flex-direction:column;gap:1rem}}.admin-dashboard{position:fixed;top:0;left:0;width:100%;height:100%;background:#000000e6;display:flex;z-index:1000;backdrop-filter:blur(10px)}.admin-sidebar{width:280px;background:var(--glassmorphism-bg);border-right:1px solid var(--glassmorphism-border);backdrop-filter:blur(20px);display:flex;flex-direction:column;box-shadow:4px 0 20px #0000004d}.sidebar-header{padding:1.5rem;border-bottom:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center}.sidebar-header h2{margin:0;color:#fff;font-size:1.3rem;font-weight:600}.close-sidebar{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#ffffffb3;border-radius:50%;width:35px;height:35px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;font-size:1.1rem}.close-sidebar:hover{background:#fff3;color:#fff;transform:scale(1.1)}.sidebar-nav{flex:1;padding:1rem 0}.nav-item{width:100%;padding:1rem 1.5rem;background:none;border:none;color:#ffffffb3;font-size:1rem;font-weight:500;text-align:left;cursor:pointer;transition:all .3s ease;border-left:3px solid transparent}.nav-item:hover{background:#ffffff0d;color:#ffffffe6;border-left-color:#ffd7004d}.nav-item.active{background:#ffd7001a;color:gold;border-left-color:gold}.sidebar-footer{padding:1rem 1.5rem;border-top:1px solid rgba(255,255,255,.1)}.admin-badge{background:linear-gradient(135deg,#ffd7004d,#ffd70033);border:1px solid rgba(255,215,0,.5);color:gold;padding:.5rem 1rem;border-radius:20px;font-size:.9rem;font-weight:600;text-align:center;backdrop-filter:blur(10px)}.admin-content{flex:1;overflow-y:auto;padding:2rem;background:#0000004d}.admin-section{max-width:1000px;margin:0 auto}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid rgba(255,255,255,.1)}.section-header h3{margin:0;color:#fff;font-size:1.5rem;font-weight:600}.user-stats,.session-stats{display:flex;gap:2rem}.stat-item{text-align:center}.stat-value{display:block;font-size:2rem;font-weight:700;color:#fff;margin-bottom:.25rem}.stat-value.online{color:#4caf50}.stat-label{font-size:.8rem;color:#fff9;text-transform:uppercase;letter-spacing:.5px}.admin-actions{display:flex;gap:1rem;margin-bottom:2rem;flex-wrap:wrap}.admin-btn{padding:.75rem 1.5rem;border:none;border-radius:10px;font-weight:600;cursor:pointer;transition:all .3s ease;font-size:.9rem;backdrop-filter:blur(10px)}.admin-btn.primary{background:linear-gradient(135deg,#ffd7004d,#ffd70033);color:gold;border:1px solid rgba(255,215,0,.5)}.admin-btn.primary:hover{background:linear-gradient(135deg,#ffd70066,#ffd7004d);transform:translateY(-2px);box-shadow:0 8px 25px #ffd7004d}.admin-btn.secondary{background:#ffffff1a;color:#fffc;border:1px solid rgba(255,255,255,.2)}.admin-btn.secondary:hover{background:#ffffff26;color:#fff;transform:translateY(-2px)}.admin-btn.danger{background:linear-gradient(135deg,#f443364d,#f4433633);color:#f44336;border:1px solid rgba(244,67,54,.5)}.admin-btn.danger:hover{background:linear-gradient(135deg,#f4433666,#f443364d);transform:translateY(-2px);box-shadow:0 8px 25px #f443364d}.sessions-list{background:#ffffff08;border:1px solid rgba(255,255,255,.1);border-radius:15px;padding:1.5rem;backdrop-filter:blur(10px)}.sessions-list h4{margin:0 0 1.5rem;color:#fff;font-size:1.1rem;font-weight:600}.session-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;margin-bottom:1rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;transition:all .3s ease}.session-item:hover{background:#ffffff14;border-color:#ffd7004d;transform:translateY(-2px)}.session-info{flex:1}.session-name{font-weight:600;color:#fff;font-size:1rem;margin-bottom:.5rem}.session-details{display:flex;gap:1rem;margin-bottom:.3rem}.participant-count{color:#ffffffb3;font-size:.85rem}.session-status{padding:.2rem .6rem;border-radius:10px;font-size:.75rem;font-weight:600}.session-status.waiting{background:#ffc10733;color:#ffc107}.session-status.active{background:#4caf5033;color:#4caf50}.session-status.completed{background:#9e9e9e33;color:#9e9e9e}.private-badge{background:#9c27b033;color:#9c27b0;padding:.2rem .6rem;border-radius:10px;font-size:.75rem;font-weight:600}.session-meta{color:#ffffff80;font-size:.8rem}.session-actions{display:flex;gap:.5rem}.join-btn{padding:.5rem 1rem;background:linear-gradient(135deg,#2196f34d,#2196f333);color:#2196f3;border:1px solid rgba(33,150,243,.5);border-radius:8px;font-size:.8rem;font-weight:600;cursor:pointer;transition:all .3s ease}.join-btn:hover{background:linear-gradient(135deg,#2196f366,#2196f34d);transform:scale(1.05)}.empty-state{text-align:center;padding:3rem 1rem;color:#ffffff80}.empty-state p{margin:0;font-size:1.1rem}.system-info{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.info-group{background:#ffffff08;border:1px solid rgba(255,255,255,.1);border-radius:15px;padding:1.5rem;backdrop-filter:blur(10px)}.info-group h4{margin:0 0 1rem;color:#fff;font-size:1.1rem;font-weight:600;padding-bottom:.5rem;border-bottom:1px solid rgba(255,255,255,.1)}.info-item{display:flex;justify-content:space-between;align-items:center;padding:.75rem 0;border-bottom:1px solid rgba(255,255,255,.05)}.info-item:last-child{border-bottom:none}.info-label{color:#ffffffb3;font-size:.9rem}.info-value{color:#fff;font-weight:600;font-size:.9rem}@media (max-width: 768px){.admin-dashboard{flex-direction:column}.admin-sidebar{width:100%;height:auto;max-height:200px;border-right:none;border-bottom:1px solid var(--glassmorphism-border)}.sidebar-nav{display:flex;overflow-x:auto;padding:0}.nav-item{white-space:nowrap;border-left:none;border-bottom:3px solid transparent}.nav-item.active{border-left:none;border-bottom-color:gold}.admin-content{padding:1rem}.section-header{flex-direction:column;gap:1rem;align-items:flex-start}.user-stats,.session-stats{width:100%;justify-content:space-around}.admin-actions{justify-content:center}.session-item{flex-direction:column;gap:1rem;align-items:flex-start}.session-actions{width:100%;justify-content:flex-end}.system-info{grid-template-columns:1fr}}.home-gradient{min-height:100vh;background:#0b0f19;display:flex;flex-direction:column;position:relative;overflow:hidden;color:#fff}.home-header{display:flex;justify-content:space-between;align-items:center;padding:1.2rem 2rem;background:var(--glassmorphism-bg);backdrop-filter:blur(20px);border:1px solid var(--glassmorphism-border);border-radius:16px;margin:1rem 2rem;position:relative;z-index:100;box-shadow:0 8px 32px #0000004d;transition:all .3s ease}@media (max-width: 768px){.home-header{padding:1rem;margin:.5rem 1rem;backdrop-filter:blur(15px)}.home-header .brand{font-size:1.5rem}.header-center .brand{font-size:1.4rem}.admin-mode-indicator{font-size:.65rem;padding:.25rem .6rem;gap:.3rem}.icon-bar{padding:.5rem 1rem;gap:.6rem}.icon-bar button{width:38px;height:38px;font-size:14px}}@media (max-width: 480px){.home-header{padding:.8rem;margin:.3rem .8rem;backdrop-filter:blur(12px)}.home-header .brand{font-size:1.3rem}.icon-bar{gap:.4rem;padding:.4rem .8rem}.icon-bar button{width:36px;height:36px;font-size:12px}}.home-header .brand{font-size:1.75rem;font-weight:600;color:#fff;margin:0}.back-button{background:#ffffff1a;border:1px solid rgba(255,255,255,.15);border-radius:8px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:10px;transition:all .2s ease;width:40px;height:40px}.back-button:hover{background:#ffffff26;border-color:#ffffff4d;color:#fff}.icon-bar{display:flex;align-items:center;gap:.8rem;background:var(--glassmorphism-bg);padding:.6rem 1.2rem;border-radius:50px;backdrop-filter:blur(15px);border:1px solid var(--glassmorphism-border);box-shadow:0 4px 20px #0003,inset 0 1px #fff3;position:relative;z-index:2;transition:all .3s ease}.icon-bar button{background:var(--glassmorphism-bg);border:1px solid var(--glassmorphism-border);color:#fff;border-radius:50%;width:42px;height:42px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:16px;transition:all .3s cubic-bezier(.4,0,.2,1);backdrop-filter:blur(10px);position:relative;overflow:hidden}.icon-bar button:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#fff3,#ffffff0d);opacity:0;transition:opacity .3s ease;pointer-events:none}.icon-bar button:hover{background:var(--glassmorphism-hover);border-color:#fff6;transform:translateY(-2px);box-shadow:0 8px 25px #0000004d,0 0 20px #ffffff1a}.icon-bar button:hover:before{opacity:1}.icon-bar button:active{transform:translateY(0);box-shadow:0 4px 15px #0003,inset 0 2px 4px #0000001a}.icon-bar button.admin-mode-active{background:linear-gradient(135deg,#ffd7004d,#ffa50033);border-color:#ffd70080;box-shadow:0 4px 20px #ffd7004d,inset 0 1px #ffd70066;color:gold}.icon-bar button.admin-mode-active:hover{background:linear-gradient(135deg,#ffd70066,#ffa5004d);box-shadow:0 8px 25px #ffd70066,0 0 20px #ffd70033;transform:translateY(-2px)}.icon-bar button:hover{background:#ffffff1f;border-color:#ffffff40;color:#fff}.header-center{display:flex;flex-direction:column;align-items:center;gap:.3rem}.brand{font-size:1.8rem;font-weight:700;background:linear-gradient(135deg,#fff,#e0e7ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0;text-shadow:0 2px 10px rgba(255,255,255,.3);letter-spacing:-.02em}.admin-mode-indicator{display:flex;align-items:center;gap:.4rem;background:linear-gradient(135deg,#ffd70033,#ffa5001a);border:1px solid rgba(255,215,0,.3);border-radius:20px;padding:.3rem .8rem;font-size:.75rem;font-weight:600;color:gold;backdrop-filter:blur(10px);box-shadow:0 2px 10px #ffd70033;animation:adminGlow 2s ease-in-out infinite alternate}@keyframes adminGlow{0%{box-shadow:0 2px 10px #ffd70033}to{box-shadow:0 2px 15px #ffd70066}}.admin-quick-actions{display:flex;justify-content:space-between;align-items:center;margin:0 2rem;padding:1rem 1.5rem;background:linear-gradient(135deg,#ffd7001a,#ffa5000d);border:1px solid rgba(255,215,0,.3);border-radius:12px;backdrop-filter:blur(15px);box-shadow:0 4px 20px #ffd70026;animation:slideInFromTop .5s ease-out}@keyframes slideInFromTop{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.admin-actions-left .admin-status{font-size:.9rem;font-weight:600;color:gold;display:flex;align-items:center;gap:.5rem}.admin-actions-right{display:flex;gap:.8rem}.admin-action-btn{display:flex;align-items:center;gap:.4rem;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff;padding:.5rem 1rem;border-radius:8px;font-size:.8rem;font-weight:500;cursor:pointer;transition:all .3s ease;backdrop-filter:blur(10px)}.admin-action-btn:hover{background:#ffffff26;border-color:#ffd70066;color:gold;transform:translateY(-1px);box-shadow:0 4px 15px #ffd70033}@media (max-width: 768px){.admin-quick-actions{margin:0 1rem;padding:.8rem 1rem;flex-direction:column;gap:.8rem}.admin-actions-right{gap:.5rem;flex-wrap:wrap}.admin-action-btn{font-size:.75rem;padding:.4rem .8rem}}.brand:not(.header-center .brand){font-size:2rem;font-weight:700;margin-top:.8rem}.subheader{font-size:.95rem;color:#ccc}@media (max-width: 768px){.brand{font-size:1.75rem;margin-top:.6rem}.subheader{font-size:.9rem}}@media (max-width: 480px){.brand{font-size:1.5rem;margin-top:.4rem}.subheader{font-size:.85rem}}.next-quiz-bar{margin-top:1rem;background:#ffffff0f;border-radius:12px;padding:.8rem 1.2rem;display:flex;justify-content:space-between;align-items:center}.nqb-title{font-weight:700;font-size:.85rem;color:#ffdf00}.nqb-time{font-size:.85rem;color:#fff}.toolbar{display:flex;gap:.8rem;align-items:center;margin-top:1rem;flex-wrap:wrap}.search-input{flex:1;padding:.6rem .8rem;border:none;border-radius:8px;background:#ffffff14;color:#fff;min-width:200px}.search-input::placeholder{color:#ffffff80}@media (max-width: 768px){.toolbar{gap:.6rem;margin-top:.8rem}.search-input{min-width:150px;padding:.7rem .8rem}}@media (max-width: 480px){.toolbar{flex-direction:column;align-items:stretch;gap:.8rem}.search-input{min-width:auto;width:100%}.mode-toggle{display:flex;gap:.5rem}.mode-toggle button{flex:1;text-align:center}}.mode-toggle button{background:#ffffff14;border:none;padding:.5rem .9rem;border-radius:8px;cursor:pointer;color:#fff;transition:all .3s ease}.mode-toggle button.active{background:#ffdf00;color:#1e1e2f}.daily-btn{background:linear-gradient(135deg,#ffdf00,#ffc400);border:none;padding:.6rem 1rem;border-radius:8px;color:#1e1e2f;font-weight:700;cursor:pointer;transition:all .3s ease}.daily-btn:hover{background:linear-gradient(135deg,#ffd633,#fc0)}.mcq-vertical{margin-top:1.2rem;display:flex;flex-direction:column;gap:1rem}.mcq-card{background:#ffffff0f;backdrop-filter:blur(8px);border-radius:12px;padding:1rem;animation:fadeIn .5s ease forwards}.mcq-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:.6rem}.mcq-question{font-weight:700;margin:0;flex:1;margin-right:.5rem}.bookmark-btn{background:#ffffff14;border:1px solid rgba(255,255,255,.15);border-radius:6px;padding:.4rem;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;width:32px;height:32px;flex-shrink:0}.bookmark-btn:hover{background:#ffffff26;border-color:#ffffff4d}.bookmark-btn.bookmarked{background:#ffdf0033;border-color:#ffdf0066;color:#ffdf00}.bookmark-btn.bookmarked:hover{background:#ffdf004d;border-color:#ffdf0099}.bookmark-icon{font-size:.9rem;color:inherit}.mcq-option{display:block;width:100%;background:#ffffff14;border:none;border-radius:8px;padding:.5rem .8rem;margin-bottom:.4rem;color:#fff;text-align:left;cursor:pointer;transition:background .3s ease}.mcq-option:hover{background:#ffffff26}.mcq-option.selected-locked{background:#ffdf0033;border:1px solid rgba(255,223,0,.4)}.submit-btn{margin-top:1rem;background:linear-gradient(135deg,#ffdf00,#ffc400);color:#1e1e2f;font-weight:700;padding:.7rem;border-radius:8px;border:none;cursor:pointer}.submit-btn:hover{background:linear-gradient(135deg,#ffd633,#fc0)}.pagination-rail{margin-top:1.5rem;text-align:center;position:relative;z-index:20}.pagination{display:flex;flex-wrap:wrap;justify-content:center;gap:.4rem}.pagination button{background:#ffffff14;border:none;padding:.8rem 1.2rem;border-radius:6px;color:#fff;cursor:pointer;font-size:1rem;min-width:44px}.pagination button.active{background:#ffdf00;color:#1e1e2f}.pagination button:disabled{opacity:.4;cursor:not-allowed}.pagination .dots{display:inline-block;padding:.8rem 1.2rem;color:#fff;font-size:1rem}@media (max-width: 600px){.pagination{gap:.2rem}.pagination button{padding:.6rem 1rem;font-size:.9rem;min-width:40px}.pagination .dots{padding:.6rem 1rem;font-size:.9rem}}.sidebar-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0006;z-index:5}.sidebar{position:fixed;top:0;left:0;width:260px;height:100%;background:#1e1e2ff2;backdrop-filter:blur(10px);z-index:6;padding:1rem;animation:slideIn .3s ease forwards}.sidebar-header{display:flex;justify-content:space-between;align-items:center;font-weight:700;margin-bottom:1rem}.sidebar-close{background:none;border:none;font-size:1.2rem;color:#fff;cursor:pointer}.sidebar-item{display:block;width:100%;background:#ffffff14;border:none;border-radius:8px;padding:.6rem;color:#fff;text-align:left;margin-bottom:.4rem;cursor:pointer}.sidebar-item.active{background:#ffdf00;color:#1e1e2f}.active-dot{float:right;width:8px;height:8px;background:#1e1e2f;border-radius:50%}.modal .popup{background:#ffffffe6;color:#1e1e2f;padding:1rem 1.5rem;border-radius:12px;text-align:center;font-weight:700;animation:slideUp .4s ease forwards}@keyframes slideIn{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes slideUp{0%{transform:translateY(40px);opacity:0}to{transform:translateY(0);opacity:1}}.back-button{background:transparent;border:none;outline:none;cursor:pointer;display:flex;align-items:center;justify-content:center;margin-right:12px;padding:4px;border-radius:6px;transition:background .2s ease}.back-button:hover{background:#ffffff1a}.back-button svg{vertical-align:middle}.home-header{position:relative;z-index:1000}.back-button{position:relative;z-index:1001}.error-banner{position:fixed;top:80px;left:50%;transform:translate(-50%);z-index:9998;max-width:90%;width:500px;animation:slideDown .3s ease-out}@keyframes slideDown{0%{transform:translate(-50%) translateY(-100%);opacity:0}to{transform:translate(-50%) translateY(0);opacity:1}}.error-content{display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,#e74c3c,#c0392b);color:#fff;padding:16px 20px;border-radius:12px;box-shadow:0 8px 32px #e74c3c4d;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}.error-icon{font-size:24px;color:#fff;flex-shrink:0}.error-message{flex:1;font-weight:500;font-size:14px;line-height:1.4}.retry-button{display:flex;align-items:center;gap:6px;background:#fff3;border:none;color:#fff;padding:8px 16px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:all .2s ease;flex-shrink:0}.retry-button:hover{background:#ffffff4d;transform:translateY(-1px)}.retry-button:active{transform:translateY(0)}.home-content.loading{opacity:.6;pointer-events:none;transition:opacity .3s ease}.question-container{transition:all .3s ease;position:relative}.question-container.loading{opacity:.5;pointer-events:none}.question-container:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);transform:translate(-100%);animation:shimmer 1.5s infinite;display:none}.question-container.loading:before{display:block}.option-btn{position:relative;overflow:hidden;transition:all .2s ease}.option-btn:after{content:"";position:absolute;top:50%;left:50%;width:0;height:0;background:radial-gradient(circle,rgba(255,255,255,.3) 0%,transparent 70%);transition:all .3s ease;transform:translate(-50%,-50%)}.option-btn:active:after{width:200px;height:200px}.search-input{position:relative}.search-input:before{content:"🔍";position:absolute;left:12px;top:50%;transform:translateY(-50%);z-index:1;pointer-events:none}.search-input input{padding-left:40px}.search-input input:focus{box-shadow:0 0 0 3px #6c63ff4d;border-color:#6c63ff}.skeleton{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:loading 1.5s infinite}@keyframes loading{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton-question{height:80px;border-radius:12px;margin-bottom:16px}.skeleton-option{height:48px;border-radius:8px;margin-bottom:8px}@media (max-width: 768px){.error-banner{top:70px;left:16px;right:16px;transform:none;width:auto;max-width:none}.error-content{padding:12px 16px;font-size:13px}.retry-button{padding:6px 12px;font-size:13px}.error-icon{font-size:20px}}@media (prefers-reduced-motion: reduce){.error-banner,.question-container,.option-btn{animation:none;transition:none}.skeleton{animation:none}}.retry-button:focus,.option-btn:focus{outline:2px solid #fff;outline-offset:2px}@media (prefers-contrast: high){.error-content{border:2px solid #fff}.retry-button{border:1px solid #fff}}.professional-sidebar{position:fixed;top:0;left:0;width:320px;height:100vh;background:linear-gradient(180deg,#0f1419,#1a202c,#0f1419);backdrop-filter:blur(20px);border-right:1px solid rgba(255,193,7,.2);box-shadow:4px 0 20px #0000004d,0 0 0 1px #ffc1071a;z-index:1000;transform:translate(0);transition:transform .3s cubic-bezier(.4,0,.2,1);overflow-y:auto;scrollbar-width:thin;scrollbar-color:rgba(255,193,7,.3) transparent}.professional-sidebar::-webkit-scrollbar{width:6px}.professional-sidebar::-webkit-scrollbar-track{background:transparent}.professional-sidebar::-webkit-scrollbar-thumb{background:#ffc1074d;border-radius:3px}.professional-sidebar::-webkit-scrollbar-thumb:hover{background:#ffc10780}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:1.5rem;border-bottom:1px solid rgba(255,255,255,.1);background:#ffc1070d}.sidebar-logo{display:flex;align-items:center;gap:.75rem;color:#ffc107;font-size:1.2rem;font-weight:700}.sidebar-logo svg{color:gold}.sidebar-close{background:#ffffff1a;border:none;color:#fff;padding:.5rem;border-radius:8px;cursor:pointer;transition:all .2s ease}.sidebar-close:hover{background:#ffc10733;color:#ffc107;transform:scale(1.05)}.sidebar-nav{padding:1rem 0;display:flex;flex-direction:column;height:calc(100% - 80px)}.nav-section{margin-bottom:1rem}.nav-section.nav-bottom{margin-top:auto;padding-top:1rem;border-top:1px solid rgba(255,255,255,.1)}.nav-dropdown-toggle{width:100%;background:transparent;border:none;color:#fff;padding:1rem 1.5rem;display:flex;align-items:center;justify-content:space-between;cursor:pointer;transition:all .2s ease;font-size:.95rem;font-weight:500}.nav-dropdown-toggle:hover{background:#ffc1071a;color:#ffc107}.nav-dropdown-toggle.active{background:#ffc10726;color:gold}.nav-item-content{display:flex;align-items:center;gap:.75rem}.nav-dropdown{max-height:0;overflow:hidden;transition:max-height .3s cubic-bezier(.4,0,.2,1);background:#0003}.nav-dropdown.open{max-height:400px}.dropdown-item{width:100%;background:transparent;border:none;color:#fffc;padding:.75rem 2.5rem;text-align:left;cursor:pointer;transition:all .2s ease;font-size:.9rem;position:relative;display:flex;align-items:center;justify-content:space-between}.dropdown-item:hover{background:#ffc1071a;color:#ffc107;padding-left:2.75rem}.dropdown-item.active{background:#ffc10733;color:gold;font-weight:600}.active-indicator{width:6px;height:6px;background:gold;border-radius:50%;box-shadow:0 0 10px #ffd70080}.nav-item{width:100%;background:transparent;border:none;color:#ffffffe6;padding:1rem 1.5rem;display:flex;align-items:center;gap:.75rem;cursor:pointer;transition:all .2s ease;font-size:.95rem;font-weight:500;text-align:left}.nav-item:hover{background:#ffc1071a;color:#ffc107;transform:translate(4px)}.nav-item.logout{color:#ff6b6b}.nav-item.logout:hover{background:#ff6b6b1a;color:#ff5252}.nav-item.login{color:#4caf50}.nav-item.login:hover{background:#4caf501a;color:#66bb6a}.sidebar-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#00000080;backdrop-filter:blur(2px);z-index:999;animation:fadeIn .3s ease}@media (max-width: 768px){.professional-sidebar{width:280px}}@media (max-width: 480px){.professional-sidebar{width:260px}.sidebar-header{padding:1rem}.nav-dropdown-toggle,.nav-item{padding:.875rem 1rem;font-size:.9rem}.dropdown-item{padding:.625rem 2rem;font-size:.85rem}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.enhanced-profile{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2,#f093fb);padding:20px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.profile-container{max-width:1200px;margin:0 auto}.profile-header{display:flex;align-items:center;gap:20px;margin-bottom:30px}.back-button{background:#fff3;border:1px solid rgba(255,255,255,.3);border-radius:10px;padding:12px 20px;color:#fff;cursor:pointer;backdrop-filter:blur(10px);transition:all .3s ease;font-weight:500}.back-button:hover{background:#ffffff4d;transform:translateY(-2px);box-shadow:0 8px 20px #0000001a}.profile-header h1{color:#fff;font-size:2.5rem;margin:0;text-shadow:0 2px 10px rgba(0,0,0,.3)}.profile-nav{display:flex;gap:5px;margin-bottom:30px;background:#ffffff1a;border-radius:15px;padding:5px;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.nav-tab{flex:1;padding:15px 20px;border:none;border-radius:10px;background:transparent;color:#fffc;cursor:pointer;transition:all .3s ease;font-weight:500;font-size:.95rem}.nav-tab:hover{background:#ffffff1a;color:#fff}.nav-tab.active{background:#ffffff40;color:#fff;box-shadow:0 4px 15px #0000001a}.profile-content{background:#ffffff1a;border-radius:20px;padding:30px;backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);box-shadow:0 8px 32px #0000001a}.tab-content{color:#fff}.overview-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}.overview-card{background:#ffffff26;border-radius:15px;padding:25px;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);transition:all .3s ease}.overview-card:hover{transform:translateY(-5px);box-shadow:0 15px 35px #0003;background:#fff3}.card-icon{font-size:2.5rem;margin-bottom:15px;display:block}.card-content h3{margin:0 0 20px;font-size:1.3rem;color:#fff}.stats-row{display:flex;gap:20px}.stat{display:flex;flex-direction:column;align-items:center}.stat-number{font-size:2rem;font-weight:700;color:gold;margin-bottom:5px}.stat-label{font-size:.9rem;color:#fffc}.achievement-list{display:flex;flex-direction:column;gap:10px}.achievement{background:#ffd70033;padding:10px 15px;border-radius:10px;border:1px solid rgba(255,215,0,.3);font-size:.95rem}.time-stats{display:flex;flex-direction:column;gap:15px}.time-stat{display:flex;justify-content:space-between;align-items:center}.time-number{font-size:1.2rem;font-weight:600;color:gold}.time-label{color:#fffc}.account-info{display:flex;flex-direction:column;gap:12px}.info-item{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.1)}.info-label{color:#fffc;font-weight:500}.info-value{color:#fff;font-weight:600}.status{padding:4px 12px;border-radius:20px;font-size:.8rem;font-weight:600}.status.online{background:#22c55e4d;color:#22c55e;border:1px solid rgba(34,197,94,.5)}.status.offline{background:#ef44444d;color:#ef4444;border:1px solid rgba(239,68,68,.5)}.personal-info-section{display:grid;grid-template-columns:300px 1fr;gap:40px;align-items:start}.profile-picture-section{display:flex;flex-direction:column;align-items:center}.profile-picture-container{position:relative;width:200px;height:200px;margin-bottom:20px}.profile-picture{width:100%;height:100%;border-radius:50%;object-fit:cover;border:4px solid rgba(255,255,255,.3);box-shadow:0 8px 25px #0003}.profile-picture-placeholder{width:100%;height:100%;border-radius:50%;background:#fff3;display:flex;align-items:center;justify-content:center;font-size:4rem;color:#fff;border:4px solid rgba(255,255,255,.3);backdrop-filter:blur(10px)}.change-picture-btn{position:absolute;bottom:10px;right:10px;width:45px;height:45px;border-radius:50%;background:#ffffffe6;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;font-size:1.2rem;box-shadow:0 4px 15px #0003}.change-picture-btn:hover{background:#fff;transform:scale(1.1)}.personal-details h3{margin:0 0 25px;font-size:1.5rem;color:#fff}.edit-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{color:#ffffffe6;font-weight:500}.form-group input{padding:12px 15px;border:1px solid rgba(255,255,255,.3);border-radius:10px;background:#ffffff1a;color:#fff;backdrop-filter:blur(10px);transition:all .3s ease}.form-group input:focus{outline:none;border-color:#ffffff80;background:#ffffff26}.form-group input::placeholder{color:#ffffff80}.form-actions{display:flex;gap:15px;margin-top:10px}.save-btn,.cancel-btn{padding:12px 24px;border:none;border-radius:10px;cursor:pointer;font-weight:600;transition:all .3s ease}.save-btn{background:#22c55ecc;color:#fff}.save-btn:hover{background:#22c55e;transform:translateY(-2px);box-shadow:0 8px 20px #22c55e4d}.cancel-btn{background:#ef4444cc;color:#fff}.cancel-btn:hover{background:#ef4444;transform:translateY(-2px);box-shadow:0 8px 20px #ef44444d}.info-display{display:flex;flex-direction:column;gap:20px}.info-row{display:flex;justify-content:space-between;align-items:center;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.1)}.info-row .label{color:#fffc;font-weight:500}.info-row .value{color:#fff;font-weight:600}.unique-id{font-family:Courier New,monospace;background:#ffffff1a;padding:4px 8px;border-radius:5px;font-size:.9rem}.edit-btn{background:#3b82f6cc;color:#fff;border:none;padding:12px 24px;border-radius:10px;cursor:pointer;font-weight:600;margin-top:10px;transition:all .3s ease}.edit-btn:hover{background:#3b82f6;transform:translateY(-2px);box-shadow:0 8px 20px #3b82f64d}.quiz-history-section h3{margin:0 0 25px;font-size:1.5rem;color:#fff}.performance-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:30px}.stat-card{background:#ffffff26;border-radius:15px;padding:20px;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);display:flex;align-items:center;gap:15px;transition:all .3s ease}.stat-card:hover{transform:translateY(-3px);box-shadow:0 10px 25px #0003}.stat-icon{font-size:2rem}.stat-info{display:flex;flex-direction:column;gap:5px}.stat-card .stat-number{font-size:1.8rem;font-weight:700;color:gold}.stat-card .stat-label{color:#fffc;font-size:.9rem}.recent-quizzes h4{margin:0 0 20px;color:#fff;font-size:1.2rem}.quiz-list{display:flex;flex-direction:column;gap:15px}.quiz-item{background:#ffffff1a;border-radius:12px;padding:20px;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);display:flex;justify-content:space-between;align-items:center;transition:all .3s ease}.quiz-item:hover{background:#ffffff26;transform:translate(5px)}.quiz-info{display:flex;flex-direction:column;gap:5px}.quiz-subject{color:#fff;font-weight:600;font-size:1.1rem}.quiz-date{color:#ffffffb3;font-size:.9rem}.quiz-score{font-size:1.5rem;font-weight:700;color:gold;background:#ffd70033;padding:8px 16px;border-radius:20px;border:1px solid rgba(255,215,0,.3)}.settings-section h3{margin:0 0 25px;font-size:1.5rem;color:#fff}.settings-group{background:#ffffff1a;border-radius:15px;padding:25px;margin-bottom:25px;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.setting-item{display:flex;justify-content:space-between;align-items:center;padding:20px 0;border-bottom:1px solid rgba(255,255,255,.1)}.setting-item:last-child{border-bottom:none}.setting-info{display:flex;flex-direction:column;gap:5px}.setting-label{color:#fff;font-weight:600;font-size:1.1rem}.setting-description{color:#ffffffb3;font-size:.9rem}.toggle-switch{position:relative;display:inline-block;width:60px;height:34px}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;cursor:pointer;inset:0;background:#ffffff4d;transition:.4s;border-radius:34px;border:1px solid rgba(255,255,255,.4)}.toggle-slider:before{position:absolute;content:"";height:26px;width:26px;left:4px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%;box-shadow:0 2px 5px #0003}input:checked+.toggle-slider{background:#22c55eb3;border-color:#22c55ecc}input:checked+.toggle-slider:before{transform:translate(26px)}.setting-select{padding:10px 15px;border:1px solid rgba(255,255,255,.3);border-radius:8px;background:#ffffff1a;color:#fff;backdrop-filter:blur(10px);min-width:150px;cursor:pointer;transition:all .3s ease}.setting-select:focus{outline:none;border-color:#ffffff80;background:#ffffff26}.setting-select option{background:#2a2a2a;color:#fff}.danger-zone{background:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:15px;padding:25px;margin-top:30px}.danger-zone h4{margin:0 0 20px;color:#ef4444;font-size:1.2rem}.danger-actions{display:flex;gap:15px;flex-wrap:wrap}.danger-btn{background:#ef4444cc;color:#fff;border:none;padding:12px 20px;border-radius:8px;cursor:pointer;font-weight:600;transition:all .3s ease}.danger-btn:hover{background:#ef4444;transform:translateY(-2px);box-shadow:0 8px 20px #ef44444d}.loading{display:flex;justify-content:center;align-items:center;height:100vh;color:#fff;font-size:1.2rem}@media (max-width: 768px){.enhanced-profile{padding:10px}.profile-nav{flex-direction:column;gap:5px}.nav-tab{text-align:center}.profile-header h1{font-size:2rem}.overview-grid{grid-template-columns:1fr}.personal-info-section{grid-template-columns:1fr;gap:30px;text-align:center}.performance-stats{grid-template-columns:1fr}.form-actions,.danger-actions{flex-direction:column}.stats-row{justify-content:center}}@media (max-width: 480px){.profile-header{flex-direction:column;align-items:flex-start;gap:15px}.profile-content{padding:20px}.profile-picture-container{width:150px;height:150px}.quiz-item{flex-direction:column;gap:15px;text-align:center}.setting-item{flex-direction:column;gap:15px;align-items:flex-start}}.quiz-builder-overlay{position:fixed;inset:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:1000;backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px)}.quiz-builder-modal{background:linear-gradient(135deg,#0b0f19,#1a2036,#0b0f19);border-radius:20px;-webkit-border-radius:20px;-moz-border-radius:20px;width:95%;max-width:1200px;height:90vh;overflow:hidden;box-shadow:0 20px 40px #00000080;-webkit-box-shadow:0 20px 40px rgba(0,0,0,.5);-moz-box-shadow:0 20px 40px rgba(0,0,0,.5);border:1px solid rgba(255,255,255,.1);display:flex;flex-direction:column}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:20px 30px;background:#ffffff14;backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.1)}.modal-header h1{color:#fff;margin:0;font-size:1.8rem;font-weight:700;background:linear-gradient(45deg,#ffdf00,#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.close-btn{background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;padding:8px;border-radius:50%;transition:all .3s ease}.close-btn:hover{background:#ffffff1a;color:#ff6b6b}.modal-content{flex:1;overflow-y:auto;padding:20px}.subject-selection{height:100%;display:flex;flex-direction:column}.selection-header{text-align:center;margin-bottom:30px}.selection-header h2{display:flex;align-items:center;justify-content:center;gap:12px;color:#fff;font-size:1.5rem;margin-bottom:10px}.selection-header p{color:#ffffffb3;font-size:1.1rem}.subjects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px;margin-bottom:30px}.subject-card{background:#ffffff0d;border:2px solid transparent;border-radius:15px;padding:20px;text-align:center;cursor:pointer;transition:all .3s ease;position:relative;backdrop-filter:blur(10px)}.subject-card:hover{background:#ffffff1a;transform:translateY(-5px);box-shadow:0 10px 25px #0000004d}.subject-card.selected{border-color:#ffdf00;background:#ffdf001a;box-shadow:0 8px 25px #ffdf004d}.subject-icon{font-size:2.5rem;margin-bottom:10px}.subject-card h3{color:#fff;margin:10px 0 5px;font-size:1.1rem}.subject-card p{color:#ffffffb3;margin:0;font-size:.9rem}.selected-indicator{position:absolute;top:10px;right:10px;background:#ffdf00;color:#0b0f19;width:25px;height:25px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700}.question-selection{height:100%;display:flex;flex-direction:column}.quick-actions{display:flex;gap:10px}.action-btn{display:flex;align-items:center;gap:8px;padding:8px 16px;border:none;border-radius:20px;font-weight:600;cursor:pointer;transition:all .3s ease;font-size:.9rem}.action-btn.random{background:linear-gradient(45deg,#4ecdc4,#45b7d1);color:#fff}.action-btn.balanced{background:linear-gradient(45deg,#ffdf00,#ff6b6b);color:#0b0f19}.action-btn:hover{transform:translateY(-2px);box-shadow:0 6px 15px #0000004d}.filters-bar{display:flex;gap:15px;margin-bottom:20px;align-items:center}.search-box{display:flex;align-items:center;gap:10px;background:#ffffff1a;padding:10px 15px;border-radius:25px;flex:1;border:1px solid rgba(255,255,255,.2)}.search-box svg{color:#ffffff80}.search-box input{background:none;border:none;color:#fff;font-size:1rem;width:100%;outline:none}.search-box input::placeholder{color:#ffffff80}.difficulty-filter{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);color:#fff;padding:10px 15px;border-radius:25px;font-size:1rem;cursor:pointer}.difficulty-filter option{background:#1a2036;color:#fff}.questions-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:15px;margin-bottom:20px;max-height:400px}.question-item{background:#ffffff0d;border:2px solid transparent;border-radius:12px;padding:20px;cursor:pointer;transition:all .3s ease;position:relative}.question-item:hover{background:#ffffff1a;border-color:#fff3}.question-item.selected{border-color:#ffdf00;background:#ffdf001a}.question-item.disabled{opacity:.5;cursor:not-allowed}.question-header{display:flex;gap:10px;margin-bottom:10px}.subject-tag,.difficulty-tag{padding:4px 12px;border-radius:15px;font-size:.8rem;font-weight:600;color:#fff}.question-text{color:#fff;font-size:1rem;line-height:1.5;margin:15px 0}.question-options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:15px}.option{background:#ffffff0d;padding:8px 12px;border-radius:8px;color:#fffc;font-size:.9rem}.option.correct{background:#4caf5033;border:1px solid #4CAF50}.selected-overlay{position:absolute;top:15px;right:15px;background:#ffdf00;color:#0b0f19;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700}.loading{text-align:center;color:#ffffffb3;padding:40px;font-size:1.1rem}.review-selection{height:100%;display:flex;flex-direction:column}.review-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:30px}.stat-card{background:#ffffff14;border-radius:12px;padding:20px;text-align:center;border:1px solid rgba(255,255,255,.1)}.stat-card h4{color:#ffdf00;margin:0 0 10px;font-size:.9rem;text-transform:uppercase;letter-spacing:1px}.stat-card p{color:#fff;margin:0;font-size:1.5rem;font-weight:700}.selected-questions-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:10px;margin-bottom:20px;max-height:400px}.selected-question{display:flex;align-items:center;gap:15px;background:#ffffff0d;padding:15px;border-radius:10px;border:1px solid rgba(255,255,255,.1)}.question-number{background:#ffdf00;color:#0b0f19;width:35px;height:35px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0}.question-content{flex:1}.question-meta{display:flex;gap:10px;margin-bottom:5px}.question-meta .subject,.question-meta .difficulty{padding:2px 8px;border-radius:10px;font-size:.7rem;font-weight:600;text-transform:uppercase}.question-meta .subject{background:#4ecdc44d;color:#4ecdc4}.question-meta .difficulty{background:#ffdf004d;color:#ffdf00}.question-content p{color:#fff;margin:0;font-size:.9rem;line-height:1.4}.remove-btn{background:#f4433633;border:1px solid #f44336;color:#f44336;padding:8px;border-radius:8px;cursor:pointer;transition:all .3s ease}.remove-btn:hover{background:#f443364d;transform:scale(1.1)}.selection-actions{display:flex;justify-content:space-between;gap:15px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}.back-btn,.next-btn,.review-btn,.finish-btn{padding:12px 24px;border:none;border-radius:25px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s ease;min-width:120px}.back-btn{background:#ffffff1a;color:#fff;border:1px solid rgba(255,255,255,.2)}.next-btn,.finish-btn{background:linear-gradient(45deg,#ffdf00,#ff6b6b);color:#0b0f19}.review-btn{background:linear-gradient(45deg,#4ecdc4,#45b7d1);color:#fff}.back-btn:hover{background:#fff3}.next-btn:hover,.finish-btn:hover,.review-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #0000004d}.next-btn:disabled,.review-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}@media (max-width: 768px){.quiz-builder-modal{width:98%;height:95vh}.subjects-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:15px}.filters-bar{flex-direction:column;gap:10px}.question-options{grid-template-columns:1fr}.review-stats{grid-template-columns:repeat(2,1fr)}.selection-actions{flex-direction:column}}.live-quiz-admin{min-height:100vh;background:linear-gradient(135deg,#0b0f19,#1a2036,#0b0f19);color:#fff;padding:20px;position:relative}.live-quiz-admin:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 50%,rgba(255,223,0,.05) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,107,107,.05) 0%,transparent 50%),linear-gradient(135deg,transparent 30%,rgba(255,255,255,.01) 50%,transparent 70%);pointer-events:none;z-index:1}.live-quiz-admin>*{position:relative;z-index:2}.live-quiz-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;background:#ffffff14;backdrop-filter:blur(20px);padding:20px 30px;border-radius:15px;border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0000004d}.header-left{display:flex;align-items:center;gap:20px}.back-btn,.back-to-list-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;background:linear-gradient(45deg,#4ecdc4,#45b7d1);border:none;border-radius:25px;color:#fff;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #4ecdc44d;font-size:.9rem}.back-btn:hover,.back-to-list-btn:hover{background:linear-gradient(45deg,#45b7d1,#4ecdc4);transform:translateY(-2px);box-shadow:0 6px 20px #4ecdc466}.header-title h1{display:flex;align-items:center;gap:12px;margin:0;font-size:1.8rem;font-weight:700;background:linear-gradient(45deg,#ffdf00,#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header-title p{margin:5px 0 0;opacity:.8;font-size:.9rem;color:#ffffffb3}.header-actions{display:flex;gap:15px}.create-quiz-btn{display:flex;align-items:center;gap:10px;background:linear-gradient(45deg,#ffdf00,#ff6b6b);color:#0b0f19;border:none;padding:12px 24px;border-radius:25px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #ffdf004d}.create-quiz-btn:hover{background:linear-gradient(45deg,#ff6b6b,#ffdf00);transform:translateY(-2px);box-shadow:0 6px 20px #ffdf0066}.admin-content{display:grid;grid-template-columns:1fr 1fr;gap:2rem}.quiz-list-section h2{color:#fff;font-size:1.5rem;margin-bottom:1.5rem}.quiz-cards{display:flex;flex-direction:column;gap:1rem}.quiz-card{background:#ffffff0d;border:1px solid rgba(255,223,0,.2);border-radius:16px;padding:1.5rem;transition:all .3s ease}.quiz-card:hover{background:#ffffff14;border-color:#ffdf0066;transform:translateY(-2px)}.quiz-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem}.quiz-header h3{color:#ffdf00;font-size:1.25rem;margin:0}.status{padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase}.status.active{background:#4ade8033;color:#4ade80;border:1px solid rgba(74,222,128,.3)}.status.inactive{background:#9ca3af33;color:#9ca3af;border:1px solid rgba(156,163,175,.3)}.quiz-description{color:#fffc;margin-bottom:1rem;line-height:1.5}.quiz-stats{display:flex;gap:1rem;margin-bottom:1rem;font-size:.875rem;color:#ffffffb3}.quiz-actions{display:flex;gap:.5rem}.toggle-btn,.leaderboard-btn,.delete-btn{padding:.5rem 1rem;border-radius:8px;border:none;font-size:.875rem;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:.25rem;transition:all .3s ease}.toggle-btn.play{background:#4ade8033;color:#4ade80;border:1px solid rgba(74,222,128,.3)}.toggle-btn.pause{background:#fbbf2433;color:#fbbf24;border:1px solid rgba(251,191,36,.3)}.leaderboard-btn{background:#8b5cf633;color:#8b5cf6;border:1px solid rgba(139,92,246,.3)}.delete-btn{background:#ef444433;color:#ef4444;border:1px solid rgba(239,68,68,.3)}.toggle-btn:hover,.leaderboard-btn:hover,.delete-btn:hover{transform:translateY(-1px);opacity:.9}.leaderboard-section h2{color:#fff;font-size:1.5rem;margin-bottom:1.5rem}.leaderboard-table{background:#ffffff0d;border:1px solid rgba(255,223,0,.2);border-radius:12px;overflow:hidden}.table-header,.table-row{display:grid;grid-template-columns:60px 1fr 80px 80px 80px;gap:1rem;padding:1rem;align-items:center}.table-header{background:#ffdf001a;color:#ffdf00;font-weight:600;font-size:.875rem;text-transform:uppercase}.table-row{border-top:1px solid rgba(255,255,255,.1);color:#ffffffe6}.table-row:nth-child(2n){background:#ffffff05}.rank{font-weight:600;color:#ffdf00}.user-email{font-size:.875rem}.score{font-weight:600;color:#4ade80}.time{font-size:.875rem;color:#ffffffb3}.variant{background:#8b5cf633;color:#8b5cf6;padding:.25rem .5rem;border-radius:6px;text-align:center;font-size:.75rem;font-weight:600}.create-quiz-modal{position:fixed;inset:0;background:#000c;backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:2rem}.modal-content{background:linear-gradient(135deg,#1a2036,#0b0f19);border:2px solid rgba(255,223,0,.3);border-radius:20px;padding:2rem;max-width:800px;width:100%;max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid rgba(255,223,0,.2)}.modal-header h2{color:#ffdf00;font-size:1.75rem;margin:0}.modal-header button{background:#ef444433;color:#ef4444;border:1px solid rgba(239,68,68,.3);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1.25rem}.form-section{margin-bottom:1.5rem}.form-section label{display:block;color:#fff;font-weight:600;margin-bottom:.5rem}.form-section input,.form-section textarea,.form-section select{width:100%;padding:.75rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.2);border-radius:8px;color:#fff;font-size:1rem}.form-section input:focus,.form-section textarea:focus,.form-section select:focus{outline:none;border-color:#ffdf00;box-shadow:0 0 0 2px #ffdf0033}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.questions-section{margin:2rem 0}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.section-header h3{color:#fff;font-size:1.25rem;margin:0}.add-question-btn{background:#4ade8033;color:#4ade80;border:1px solid rgba(74,222,128,.3);padding:.5rem 1rem;border-radius:8px;font-size:.875rem;cursor:pointer;display:flex;align-items:center;gap:.25rem}.question-form{background:#ffffff08;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:1.5rem;margin-bottom:1rem}.question-header h4{color:#ffdf00;margin:0}.remove-question-btn{background:#ef444433;color:#ef4444;border:1px solid rgba(239,68,68,.3);border-radius:6px;padding:.25rem .5rem;cursor:pointer;font-size:.75rem}.options-section{margin-top:1rem}.option-input{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.option-input input[type=text]{flex:1}.option-input input[type=radio]{width:auto;accent-color:#ffdf00}.modal-actions{display:flex;justify-content:flex-end;gap:1rem;margin-top:2rem;padding-top:1rem;border-top:1px solid rgba(255,255,255,.1)}.cancel-btn,.create-btn{padding:.75rem 1.5rem;border-radius:8px;font-weight:600;font-size:1rem;cursor:pointer;border:none}.cancel-btn{background:#9ca3af33;color:#9ca3af;border:1px solid rgba(156,163,175,.3)}.create-btn{background:linear-gradient(135deg,#ffdf00,orange);color:#1a2036;box-shadow:0 4px 12px #ffdf004d}.create-btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px #ffdf0066}@media (max-width: 1024px){.admin-content{grid-template-columns:1fr}.table-header,.table-row{grid-template-columns:40px 1fr 60px 60px 60px;font-size:.75rem;padding:.75rem}}@media (max-width: 768px){.live-quiz-admin{padding:1rem}.admin-header{flex-direction:column;align-items:stretch;gap:1rem}.admin-header h1{font-size:2rem;text-align:center}.form-row{grid-template-columns:1fr}.modal-content{padding:1rem}.quiz-actions{flex-wrap:wrap}}.quiz-builder-section{padding:20px;background:#ffffff14;backdrop-filter:blur(20px);border-radius:15px;border:1px solid rgba(255,255,255,.1);margin-bottom:20px;animation:fadeIn .5s ease-out}.builder-header{text-align:center;margin-bottom:30px}.builder-header h2{color:#fff;margin-bottom:10px;display:flex;align-items:center;justify-content:center;gap:10px;font-size:1.8rem;text-shadow:0 2px 10px rgba(0,0,0,.3)}.builder-header p{color:#fffc;margin:0;font-size:1.1rem}.create-quiz-form{max-width:800px;margin:0 auto;background:#ffffff14;backdrop-filter:blur(20px);border-radius:15px;border:1px solid rgba(255,255,255,.1);padding:30px;box-shadow:0 8px 32px #0000004d;animation:slideIn .5s ease-out}.form-header{text-align:center;margin-bottom:30px;padding-bottom:20px;border-bottom:2px solid rgba(255,255,255,.1)}.form-header h2{color:#fff;margin-bottom:10px;font-size:1.8rem;text-shadow:0 2px 10px rgba(0,0,0,.3)}.form-header p{color:#28a745;font-weight:600;margin:0;font-size:1.1rem}.form-content{display:flex;flex-direction:column;gap:25px}.form-section{display:flex;flex-direction:column;gap:8px}.form-section label{font-weight:600;color:#fff;font-size:14px;text-shadow:0 1px 3px rgba(0,0,0,.3)}.form-section input,.form-section textarea,.form-section select{padding:12px;border:2px solid rgba(255,255,255,.2);border-radius:8px;font-size:14px;transition:all .3s ease;background:#ffffff1a;backdrop-filter:blur(10px);color:#fff}.form-section input::placeholder,.form-section textarea::placeholder{color:#fff9}.form-section input:focus,.form-section textarea:focus,.form-section select:focus{outline:none;border-color:#007bff;box-shadow:0 0 0 3px #007bff33;background:#ffffff26}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.selected-questions-summary{background:#ffffff0d;backdrop-filter:blur(10px);padding:20px;border-radius:12px;border:1px solid rgba(255,255,255,.1)}.selected-questions-summary h3{color:#fff;margin-bottom:15px;display:flex;align-items:center;gap:8px;text-shadow:0 1px 3px rgba(0,0,0,.3)}.summary-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px;margin-bottom:20px}.stat-item{display:flex;justify-content:space-between;align-items:center;padding:10px 15px;background:#ffffff14;backdrop-filter:blur(10px);border-radius:8px;border:1px solid rgba(255,255,255,.1);box-shadow:0 2px 8px #0000001a}.stat-label{font-weight:600;color:#fffc}.stat-value{font-weight:700;color:#fff}.change-questions-btn{background:linear-gradient(135deg,#17a2b8,#138496);color:#fff;border:none;padding:12px 20px;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:8px;width:fit-content;box-shadow:0 4px 15px #17a2b84d}.change-questions-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #17a2b866}.form-actions{display:flex;justify-content:flex-end;gap:15px;padding-top:20px;border-top:2px solid rgba(255,255,255,.1)}.cancel-btn{background:#6c757dcc;backdrop-filter:blur(10px);color:#fff;border:1px solid rgba(255,255,255,.2);padding:12px 24px;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease}.cancel-btn:hover{background:#5a6268e6;transform:translateY(-1px);box-shadow:0 4px 15px #0003}.create-btn{background:linear-gradient(135deg,#28a745,#20c997);color:#fff;border:none;padding:12px 24px;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s ease;min-width:120px;box-shadow:0 4px 15px #28a7454d}.create-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #28a74566}.create-btn:disabled{background:#6c757d99;cursor:not-allowed;opacity:.6;box-shadow:none}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@media (max-width: 768px){.form-row,.summary-stats{grid-template-columns:1fr}.form-actions{flex-direction:column}.create-quiz-form{padding:20px;margin:10px}.quiz-builder-section{padding:15px;margin:10px}.builder-header h2,.form-header h2{font-size:1.5rem}}.performance-summary{background:#ffffff0d;backdrop-filter:blur(20px);border-radius:16px;padding:24px;margin:24px 0;border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0000004d}.summary-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;flex-wrap:wrap;gap:16px}.summary-header h3{color:#ffdf00;font-size:1.5rem;font-weight:700;margin:0;display:flex;align-items:center;gap:8px}.filters{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.subject-filter,.time-filter{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:8px;padding:8px 12px;color:#fff;font-size:.9rem;min-width:120px}.subject-filter:focus,.time-filter:focus{outline:none;border-color:#ffdf00;box-shadow:0 0 0 2px #ffdf004d}.refresh-summary-btn{background:linear-gradient(45deg,#4ecdc4,#45b7d1);border:none;border-radius:8px;padding:8px 12px;color:#fff;cursor:pointer;transition:all .3s ease;font-size:1rem}.refresh-summary-btn:hover{transform:translateY(-2px);box-shadow:0 4px 15px #4ecdc466}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:32px}.stat-card{background:#ffffff14;border-radius:12px;padding:20px;display:flex;align-items:center;gap:16px;border:1px solid rgba(255,255,255,.1);transition:all .3s ease}.stat-card:hover{background:#ffffff1f;transform:translateY(-2px);box-shadow:0 8px 25px #0003}.stat-icon{font-size:2rem;padding:12px;border-radius:50%;background:#ffffff1a}.stat-icon.trophy{color:#ffdf00;background:#ffdf0033}.stat-icon.target{color:#ff6b6b;background:#ff6b6b33}.stat-icon.fire{color:#ff4757;background:#ff475733}.stat-icon.calendar{color:#4ecdc4;background:#4ecdc433}.stat-content{flex:1}.stat-value{font-size:2rem;font-weight:800;color:#fff;line-height:1;margin-bottom:4px}.stat-label{font-size:.9rem;color:#ffffffb3;text-transform:uppercase;letter-spacing:.5px;font-weight:500}.subject-performance{margin-top:32px}.subject-performance h4{color:#4ecdc4;font-size:1.3rem;margin-bottom:20px;display:flex;align-items:center;gap:8px}.no-data{text-align:center;padding:40px 20px;color:#fff9}.no-data-icon{font-size:3rem;color:#ffdf00;margin-bottom:16px;opacity:.7}.no-data p{margin:8px 0;font-size:1rem}.subject-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}.subject-card{background:#ffffff0f;border-radius:12px;padding:20px;border:1px solid rgba(255,255,255,.1);transition:all .3s ease}.subject-card:hover{background:#ffffff1a;transform:translateY(-2px);box-shadow:0 8px 25px #0003}.subject-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.subject-header h5{color:#ffdf00;font-size:1.1rem;font-weight:600;margin:0}.trend-up{color:#2ed573;font-size:1.2rem}.trend-down{color:#ff4757;font-size:1.2rem}.trend-stable{color:#ffa502;font-size:1.2rem}.subject-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}.subject-stat{display:flex;justify-content:space-between;align-items:center;padding:8px 0}.subject-stat .stat-label{font-size:.85rem;color:#ffffffb3;font-weight:500}.subject-stat .stat-value{font-size:.95rem;font-weight:600;color:#fff}.accuracy-excellent{color:#2ed573!important}.accuracy-good{color:#4ecdc4!important}.accuracy-average{color:#ffa502!important}.accuracy-needs-improvement{color:#ff4757!important}.progress-bar{width:100%;height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden}.progress-fill{height:100%;border-radius:3px;transition:width .3s ease}.progress-fill.accuracy-excellent{background:linear-gradient(90deg,#2ed573,#26de81)}.progress-fill.accuracy-good{background:linear-gradient(90deg,#4ecdc4,#45b7d1)}.progress-fill.accuracy-average{background:linear-gradient(90deg,#ffa502,#ff6348)}.progress-fill.accuracy-needs-improvement{background:linear-gradient(90deg,#ff4757,#ff3742)}@media (max-width: 768px){.performance-summary{margin:16px 0;padding:20px}.summary-header{flex-direction:column;align-items:stretch;gap:16px}.filters{justify-content:center}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}.stat-card{padding:16px;flex-direction:column;text-align:center;gap:12px}.stat-icon{font-size:1.5rem;padding:8px}.stat-value{font-size:1.5rem}.subject-cards{grid-template-columns:1fr;gap:16px}.subject-stats{grid-template-columns:1fr;gap:8px}}.profile-page{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(135deg,#0b0f19,#1a2036,#0b0f19);color:#fff;font-family:Segoe UI,Tahoma,sans-serif;position:relative}.profile-page:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 50%,rgba(255,223,0,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,107,107,.1) 0%,transparent 50%),linear-gradient(135deg,transparent 30%,rgba(255,255,255,.02) 50%,transparent 70%);pointer-events:none;z-index:1}.profile-page>*{position:relative;z-index:2}.profile-header-bar{display:flex;justify-content:space-between;align-items:center;background:#ffffff14;backdrop-filter:blur(20px);padding:16px 24px;position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(255,255,255,.15);box-shadow:0 8px 32px #0000004d}.profile-header-bar:before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,#ffdf00,#ff6b6b,#4ecdc4,#45b7d1);animation:gradientShift 3s ease-in-out infinite}@keyframes gradientShift{0%,to{opacity:.8}50%{opacity:1}}.header-title{font-size:1.5rem;font-weight:700;background:linear-gradient(45deg,#ffdf00,#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0}.header-btn{background:linear-gradient(45deg,#ffdf00,#ff6b6b);border:none;padding:10px 20px;border-radius:12px;color:#0b0f19;font-weight:600;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-flex;align-items:center;gap:8px;font-size:.9rem;box-shadow:0 4px 15px #ffdf004d}.header-actions{display:flex;gap:12px;align-items:center}.refresh-btn{background:linear-gradient(45deg,#4ecdc4,#45b7d1)!important;box-shadow:0 4px 15px #4ecdc44d!important}.refresh-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #4ecdc466!important}.header-btn:hover{background:linear-gradient(45deg,#ff6b6b,#ffdf00);transform:translateY(-2px);box-shadow:0 6px 20px #ff6b6b66}.profile-avatar-section{display:flex;flex-direction:column;align-items:center;margin-bottom:1rem}.avatar-container{position:relative;display:flex;flex-direction:column;align-items:center;gap:1rem}.avatar-image{width:120px;height:120px;border-radius:50%;object-fit:cover;border:4px solid #ffdf00;box-shadow:0 8px 25px #ffdf004d;transition:all .3s ease}.avatar-image:hover{transform:scale(1.05);box-shadow:0 12px 35px #ffdf0080}.avatar-upload-controls{display:flex;gap:.5rem;margin-top:.5rem}.hidden-file-input{display:none}.upload-btn,.remove-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:none;border-radius:20px;font-size:.8rem;font-weight:500;cursor:pointer;transition:all .3s ease}.upload-btn{background:linear-gradient(45deg,#ffdf00,#ffc400);color:#0b0f19}.upload-btn:hover{background:linear-gradient(45deg,#ffc400,#ff9f00);transform:translateY(-2px)}.remove-btn{background:linear-gradient(45deg,#ff6b6b,#ff4757);color:#fff}.remove-btn:hover{background:linear-gradient(45deg,#ff4757,#ff3742);transform:translateY(-2px)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;margin:1rem 0}.stat-item{display:flex;align-items:center;gap:.75rem;padding:1rem;background:#ffffff14;border-radius:12px;border:1px solid rgba(255,223,0,.2);transition:all .3s ease}.stat-item:hover{background:#ffffff1f;border-color:#ffdf0066;transform:translateY(-2px)}.stat-icon{font-size:1.5rem;color:#ffdf00}.stat-content{display:flex;flex-direction:column}.stat-value{font-size:1.2rem;font-weight:700;color:#ffdf00}.stat-label{font-size:.8rem;color:#ffffffb3}.subject-performance{margin-top:2rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.1)}.subject-performance h5{margin-bottom:1rem;color:#ffdf00;font-size:1.1rem}.subject-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem}.subject-stat-card{background:#ffffff0d;border:1px solid rgba(255,223,0,.2);border-radius:12px;padding:1rem;transition:all .3s ease}.subject-stat-card:hover{background:#ffffff14;border-color:#ffdf0066;transform:translateY(-2px)}.subject-stat-card h6{margin:0 0 .75rem;color:#ffdf00;font-size:1rem;font-weight:600}.subject-stats{display:flex;justify-content:space-between;margin-bottom:.75rem;font-size:.8rem}.attempts{color:#ffffffb3}.avg-score{color:#4ecdc4;font-weight:500}.best-score{color:#ffdf00;font-weight:500}.performance-bar{width:100%;height:6px;background:#ffffff1a;border-radius:3px;overflow:hidden}.performance-fill{height:100%;border-radius:3px;transition:width .3s ease}@media (max-width: 768px){.stats-grid,.subject-stats-grid{grid-template-columns:1fr}.subject-stats{flex-direction:column;gap:.25rem}.avatar-upload-controls{flex-direction:column;width:100%}}.profile-footer{margin-top:auto;text-align:center;padding:12px;background:#ffffff1a;backdrop-filter:blur(8px);font-size:.85rem;border-top:1px solid rgba(255,255,255,.2)}.glass-card{background:#ffffff1a;backdrop-filter:blur(15px);border-radius:15px;padding:18px;margin:15px;box-shadow:0 8px 32px #00000040;transition:transform .25s ease,box-shadow .25s ease}.glass-card:hover{transform:translateY(-4px);box-shadow:0 12px 36px #00000059}.glass-card h4{margin-bottom:10px;font-size:1.1rem;color:#f5f5f5}.link-btn{background:none;color:#00d9ff;border:none;cursor:pointer;padding:0;margin-left:8px}.link-btn:hover{text-decoration:underline}.profile-info{display:flex;flex-direction:column;align-items:center;margin:20px auto 10px;padding:20px;max-width:500px}.avatar-circle{background:#fff3;width:80px;height:80px;border-radius:50%;font-size:2rem;display:flex;align-items:center;justify-content:center;margin-bottom:10px}.email{font-size:.9rem;color:#ccc}.profile-sections{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0 15px}@media (max-width: 768px){.profile-sections{grid-template-columns:1fr}}.progress-circle{position:relative;width:100px;height:100px;background:#ffffff26;border-radius:50%;overflow:hidden;display:flex;align-items:flex-end;justify-content:center;margin-top:10px}.progress-fill{width:100%;border-radius:0 0 50% 50%;transition:height .4s ease}.progress-circle span{position:absolute;top:38%;font-weight:700;font-size:1.1rem}.collapsible{cursor:pointer;user-select:none}.search-bar{width:100%;padding:8px;border-radius:8px;border:none;margin:10px 0}.history-list{list-style:none;padding:0}.history-list li{background:#ffffff14;padding:8px;margin:4px 0;border-radius:6px}.tips-card p{font-size:.95rem;line-height:1.4}.error-box{margin:10px 15px;padding:10px;border-radius:8px;background:#ff000026;color:#faa}.bookmarks-container{margin-top:15px}.bookmark-item{display:flex;align-items:flex-start;justify-content:space-between;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:15px;margin-bottom:10px;transition:all .3s ease}.bookmark-item:hover{background:#ffffff1a;border-color:#ffdf004d;transform:translateY(-2px)}.bookmark-content{flex:1;margin-right:15px}.bookmark-question{font-size:14px;line-height:1.4;margin-bottom:8px;color:#ffffffe6}.bookmark-meta{display:flex;gap:15px;font-size:12px;color:#fff9}.bookmark-subject{background:#ffdf0033;color:#ffdf00;padding:2px 8px;border-radius:12px;font-weight:700}.bookmark-date{display:flex;align-items:center}.bookmark-remove-btn{background:#ff6b6b33;border:1px solid rgba(255,107,107,.3);border-radius:6px;color:#ff6b6b;padding:8px;cursor:pointer;transition:all .3s ease;font-size:12px}.bookmark-remove-btn:hover{background:#ff6b6b4d;border-color:#ff6b6b;transform:scale(1.1)}.more-bookmarks{text-align:center;color:#fff9;font-style:italic;margin-top:10px}@media (max-width: 768px){.profile-page{padding:8px}.profile-sections{grid-template-columns:1fr;gap:12px}.assessment-history-section h4{font-size:1rem}.quiz-result-item{grid-template-columns:1fr;gap:8px;text-align:left}.quiz-result-score{justify-self:start}.pagination-controls{flex-direction:column;gap:8px}.page-numbers{order:1}.pagination-btn{padding:8px 12px;font-size:.8rem}.page-number{padding:6px 10px;font-size:.8rem}}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.edit-btn{background:linear-gradient(45deg,#ffdf00,#ff8c00);border:none;padding:8px 12px;border-radius:6px;color:#0b0f19;font-size:12px;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:5px}.edit-btn:hover{background:linear-gradient(45deg,#ff8c00,#ffdf00);transform:translateY(-1px);box-shadow:0 3px 8px #ffdf0066}.edit-controls{display:flex;gap:8px}.save-btn{background:linear-gradient(45deg,#4caf50,#45a049);border:none;padding:8px 12px;border-radius:6px;color:#fff;font-size:12px;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:5px}.save-btn:hover{background:linear-gradient(45deg,#45a049,#4caf50);transform:translateY(-1px);box-shadow:0 3px 8px #4caf5066}.cancel-btn{background:linear-gradient(45deg,#f44336,#d32f2f);border:none;padding:8px 12px;border-radius:6px;color:#fff;font-size:12px;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:5px}.cancel-btn:hover{background:linear-gradient(45deg,#d32f2f,#f44336);transform:translateY(-1px);box-shadow:0 3px 8px #f4433666}.edit-form{display:flex;flex-direction:column;gap:15px}.form-group{display:flex;flex-direction:column;gap:5px}.form-group label{font-size:14px;font-weight:600;color:#ffffffe6}.profile-input{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:8px;padding:10px 12px;color:#fff;font-size:14px;transition:all .3s ease}.profile-input:focus{outline:none;border-color:#ffdf00;background:#ffffff26;box-shadow:0 0 0 2px #ffdf0033}.profile-input.disabled{background:#ffffff0d;color:#ffffff80;cursor:not-allowed}.profile-input::placeholder{color:#ffffff80}.password-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0}.link-btn{background:none;border:none;color:#ffdf00;text-decoration:underline;cursor:pointer;font-size:13px;transition:color .3s ease}.link-btn:hover{color:#ff8c00}@media (max-width: 768px){.card-header{flex-direction:column;gap:10px;align-items:stretch}.edit-controls{justify-content:center}.profile-input{font-size:16px}}@media (max-width: 480px){.profile-header-bar{padding:8px 10px}.profile-header-bar h2{font-size:1.1rem}.header-btn{padding:5px 8px;font-size:11px}.profile-info{padding:12px;margin:8px}.avatar-circle{width:50px;height:50px;font-size:1.25rem}.profile-info h3{font-size:1.1rem}.email{font-size:11px}.glass-card{padding:12px}.glass-card h4{font-size:.95rem}.glass-card p{font-size:13px;margin:5px 0}.progress-circle{width:50px;height:50px}.progress-circle span{font-size:10px}.bookmark-item{padding:10px}.bookmark-question{font-size:12px}.bookmark-subject{font-size:10px;padding:1px 6px}.bookmark-date{font-size:10px}.bookmark-remove-btn{padding:6px;font-size:10px}}.pagination-container{margin-top:20px;display:flex;flex-direction:column;gap:15px;align-items:center}.pagination-info{font-size:.9rem;color:#fffc;text-align:center}.pagination-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center}.pagination-btn{background:#ffffff1a;border:1px solid rgba(255,223,0,.3);color:#ffdf00;padding:8px 12px;border-radius:6px;cursor:pointer;transition:all .3s ease;font-size:.9rem;font-weight:500}.pagination-btn:hover:not(:disabled){background:#ffdf0033;border-color:#ffdf00;transform:translateY(-1px)}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}.page-numbers{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.page-number{background:#ffffff1a;border:1px solid rgba(255,223,0,.3);color:#fff;padding:6px 10px;border-radius:6px;cursor:pointer;transition:all .3s ease;font-size:.85rem;min-width:35px;text-align:center}.page-number:hover{background:#ffdf0033;border-color:#ffdf00}.page-number.active{background:linear-gradient(45deg,#ffdf00,#ff6b6b);border-color:#ffdf00;color:#0b0f19;font-weight:600}.pagination-dots{color:#fff9;font-size:1.1rem;padding:0 8px}@media (max-width: 768px){.pagination-controls{gap:6px}.pagination-btn{padding:6px 10px;font-size:.8rem}.page-number{padding:5px 8px;font-size:.8rem;min-width:30px}.pagination-info{font-size:.8rem}.profile-header-bar{padding:12px 16px}.header-title{font-size:1.3rem}.profile-container{padding:15px}.profile-card{padding:20px}.enhanced-stats-grid{grid-template-columns:repeat(2,1fr);gap:15px}.bookmarks-grid{grid-template-columns:1fr}.chart-section{height:250px}}@media (max-width: 480px){.profile-header-bar{padding:10px 12px;flex-direction:column;gap:10px;text-align:center}.header-title{font-size:1.1rem}.header-btn{width:100%;padding:12px}.profile-container{padding:10px}.profile-card{padding:15px;margin:10px 0}.profile-info-header{flex-direction:column;gap:15px;text-align:center}.profile-details{flex-direction:column;gap:10px}.profile-detail-item{flex-direction:column;align-items:flex-start;gap:5px}.enhanced-stats-grid{grid-template-columns:1fr;gap:10px}.stat-card{padding:15px}.stat-value{font-size:1.8rem}.analytics-section{padding:15px}.chart-section{height:200px;margin:10px 0}.form-group{margin-bottom:15px}.form-input,.form-select{font-size:16px;padding:12px}.form-row{flex-direction:column;gap:15px}.profile-btn,.cancel-btn{width:100%;padding:12px;margin:5px 0}.action-buttons{flex-direction:column;gap:10px}.bookmarks-header{flex-direction:column;gap:10px;text-align:center}.bookmark-search{width:100%}.bookmarks-grid{grid-template-columns:1fr;gap:10px}.bookmark-card{padding:12px}.results-header{flex-direction:column;gap:10px;text-align:center}.filter-controls{flex-direction:column;gap:10px}.quiz-result-card{padding:12px}.result-details,.nav-tabs{flex-direction:column;gap:8px}.nav-tab{width:100%;justify-content:center}.modal-content{margin:10px;max-width:calc(100vw - 20px);padding:15px}.modal-header{flex-direction:column;gap:10px;text-align:center}.modal-footer{flex-direction:column;gap:10px}.modal-footer .profile-btn{width:100%}}.admin-gradient{min-height:100vh;background:linear-gradient(135deg,#0b0f19,#1a2036,#0b0f19);padding:20px;color:#fff;font-family:Inter,Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif;background-size:200% 200%;animation:bgShift 8s ease infinite;position:relative}.admin-gradient:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 50%,rgba(255,223,0,.06) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,107,107,.06) 0%,transparent 50%),linear-gradient(135deg,transparent 30%,rgba(255,255,255,.02) 50%,transparent 70%);pointer-events:none;z-index:1}.admin-gradient>*{position:relative;z-index:2}@keyframes bgShift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.admin-container{max-width:1200px;margin:auto}.admin-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;background:#ffffff14;backdrop-filter:blur(20px);padding:20px 30px;border-radius:15px;border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0000004d}.admin-header-left h1{display:flex;align-items:center;gap:10px;margin:0;font-size:1.8rem;font-weight:700;background:linear-gradient(45deg,#ffdf00,#ff6b6b);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.admin-header-left p{margin:5px 0 0;opacity:.8;font-size:.9rem}.header-icon{color:#ffdf00;font-size:1.5rem}.admin-header-right{display:flex;align-items:center;gap:15px}.view-toggle{display:flex;background:#ffffff1a;border-radius:25px;padding:4px;border:1px solid rgba(255,255,255,.2)}.view-btn{display:flex;align-items:center;gap:8px;padding:8px 16px;border:none;background:transparent;color:#ffffffb3;border-radius:20px;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .3s ease}.view-btn.active{background:linear-gradient(45deg,#ffdf00,#ff6b6b);color:#0b0f19;font-weight:600;box-shadow:0 4px 15px #ffdf004d}.view-btn:hover:not(.active){background:#ffffff1a;color:#fff}.home-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;background:linear-gradient(45deg,#4ecdc4,#45b7d1);border:none;border-radius:25px;color:#fff;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #4ecdc44d}.home-btn:hover{background:linear-gradient(45deg,#45b7d1,#4ecdc4);transform:translateY(-2px);box-shadow:0 6px 20px #4ecdc466}.logout-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;background:linear-gradient(45deg,#ff6b6b,#ff4757);border:none;border-radius:25px;color:#fff;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #ff6b6b4d}.logout-btn:hover{background:linear-gradient(45deg,#ff4757,#ff3742);transform:translateY(-2px);box-shadow:0 6px 20px #ff6b6b66}.admin-tabs{display:flex;justify-content:center;margin-bottom:2rem;background:#ffffff0d;border-radius:15px;padding:8px;gap:8px;border:1px solid rgba(255,255,255,.1)}.tab-btn{display:flex;align-items:center;gap:10px;background:transparent;border:none;color:#ffffffb3;padding:12px 24px;font-size:1rem;font-weight:600;cursor:pointer;border-radius:10px;transition:all .3s ease;min-width:180px;justify-content:center}.tab-btn.active{background:linear-gradient(45deg,#ffdf00,#ff6b6b);color:#0b0f19;box-shadow:0 4px 15px #ffdf004d}.tab-btn:hover:not(.active){background:#ffffff1a;color:#fff}.user-view-container{display:flex;justify-content:center;align-items:center;min-height:60vh;padding:40px 20px}.user-view-message{text-align:center;background:#ffffff14;backdrop-filter:blur(20px);padding:40px;border-radius:20px;border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0000004d;max-width:600px}.view-icon{font-size:3rem;color:#ffdf00;margin-bottom:20px}.user-view-message h2{color:#fff;margin-bottom:15px;font-size:1.8rem}.user-view-message p{color:#fffc;margin-bottom:30px;font-size:1.1rem}.user-actions{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:15px;margin-top:30px}.nav-btn{display:flex;align-items:center;justify-content:center;gap:10px;padding:15px 20px;background:linear-gradient(45deg,#4ecdc4,#45b7d1);border:none;border-radius:12px;color:#fff;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #4ecdc44d}.nav-btn:hover{background:linear-gradient(45deg,#45b7d1,#4ecdc4);transform:translateY(-2px);box-shadow:0 6px 20px #4ecdc466}.admin-card{background:#ffffff14;backdrop-filter:blur(20px);border-radius:15px;padding:25px;margin-bottom:25px;border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0003}.admin-card h2{display:flex;align-items:center;gap:12px;margin-bottom:20px;color:#fff;font-size:1.3rem}.section-icon{color:#ffdf00;font-size:1.2rem}.lock-controls{display:flex;flex-direction:column;gap:15px}.lock-item{display:flex;justify-content:space-between;align-items:center;padding:15px;background:#ffffff0d;border-radius:10px;border:1px solid rgba(255,255,255,.1)}.lock-info{display:flex;align-items:center;gap:12px;font-weight:500}.feature-icon{color:#4ecdc4;font-size:1.1rem}.lock-btn{display:flex;align-items:center;gap:8px;padding:8px 16px;border:none;border-radius:20px;font-weight:600;cursor:pointer;transition:all .3s ease}.lock-btn.lock{background:linear-gradient(45deg,#ff6b6b,#ff4757);color:#fff;box-shadow:0 4px 15px #ff6b6b4d}.lock-btn.unlock{background:linear-gradient(45deg,#4caf50,#8bc34a);color:#fff;box-shadow:0 4px 15px #4caf504d}.lock-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ff6b6b66}.gift-textarea{width:100%;min-height:100px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:15px;color:#fff;font-family:inherit;font-size:1rem;resize:vertical;margin-bottom:15px}.gift-textarea::placeholder{color:#ffffff80}.save-gift-btn{display:flex;align-items:center;gap:8px;padding:12px 24px;background:linear-gradient(45deg,#ffdf00,#ff6b6b);border:none;border-radius:25px;color:#0b0f19;font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #ffdf004d}.save-gift-btn:hover{background:linear-gradient(45deg,#ff6b6b,#ffdf00);transform:translateY(-2px);box-shadow:0 6px 20px #ffdf0066;transition:all .3s ease;position:relative}.tab-btn:hover{color:#ffdf00;background:#ffdf001a}.tab-btn.active{color:#ffdf00;border-bottom-color:#ffdf00;background:#ffdf001a}.tab-btn.active:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:3px;background:linear-gradient(90deg,#ffdf00,orange);border-radius:2px}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.admin-header h1{font-size:2.4rem;font-weight:900;margin-bottom:8px;color:gold;text-shadow:0 0 8px rgba(255,215,0,.6);letter-spacing:1px}.admin-header p{margin-bottom:15px;font-size:1rem;color:#ccc}.logout-btn{background:linear-gradient(45deg,#ff4d4d,#ff1a1a);border:none;padding:10px 18px;border-radius:10px;color:#fff;font-weight:700;cursor:pointer;box-shadow:0 4px 12px #ff00004d;transition:all .3s ease}.logout-btn:hover{transform:translateY(-2px) scale(1.03);box-shadow:0 6px 15px #f006}.admin-card{background:#ffffff14;backdrop-filter:blur(12px);padding:20px;border-radius:16px;margin-bottom:20px;box-shadow:0 6px 15px #0000004d;animation:fadeIn .8s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}.date-card{background:#ffffff0f;padding:15px;border-radius:14px;margin-bottom:15px;border:1px solid rgba(255,255,255,.1)}.date-card h3{font-size:1.2rem;margin-bottom:10px;color:gold}.date-card input{width:100%;padding:8px;margin:6px 0;border-radius:6px;border:none;outline:none;background:#ffffff26;color:#fff}.date-card button{background:linear-gradient(45deg,#00c853,#009624);color:#fff;border:none;padding:8px 14px;margin-top:6px;border-radius:6px;cursor:pointer;font-weight:700;transition:all .3s ease}.date-card button:hover{transform:translateY(-2px);background:linear-gradient(45deg,#00e676,#00c853)}.user-card{background:#ffffff0d;padding:12px;border-radius:12px;margin-bottom:10px;font-size:.95rem;transition:all .2s ease;border:1px solid rgba(255,255,255,.05)}.user-card:hover{background:#ffffff1f;transform:translateY(-2px)}.user-card p{margin:4px 0}button{transition:all .2s ease-in-out}button:hover{opacity:.95}textarea{width:100%;min-height:80px;padding:10px;border-radius:8px;border:none;outline:none;margin-bottom:10px;background:#ffffff26;color:#fff}input[type=text],input[type=search],input:not([type]){padding:10px;border-radius:8px;border:none;outline:none;width:100%;margin-bottom:12px;background:#ffffff26;color:#fff}@media (max-width: 768px){.admin-gradient{padding:10px}.admin-header{flex-direction:column;gap:15px;padding:15px;text-align:center}.admin-header-left h1{font-size:1.4rem}.admin-header-right{flex-wrap:wrap;justify-content:center}.view-toggle{order:-1;width:100%;justify-content:center}.admin-tabs{flex-direction:column;gap:10px}.tab-btn{width:100%;justify-content:center}.admin-card{padding:15px;margin:10px 0}.lock-controls{flex-direction:column;gap:10px}.lock-item{flex-direction:column;align-items:stretch;gap:10px}.lock-btn{width:100%}.user-card,.date-card{padding:10px}.top3-container{flex-direction:column}.top3-item{margin:5px 0}}@media (max-width: 480px){.admin-gradient{padding:5px}.admin-header{padding:10px}.admin-header-left h1{font-size:1.2rem}.admin-card{padding:10px;margin:5px 0}.admin-card h2{font-size:1.1rem}.view-btn{padding:8px 12px;font-size:.8rem}.tab-btn{padding:10px;font-size:.9rem}.nav-btn{padding:8px 12px;font-size:.8rem}.user-info-nav{flex-direction:column;gap:10px}input,textarea{font-size:16px}}.guest-modal-overlay{position:fixed;inset:0;background:#000c;backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.guest-modal{background:linear-gradient(135deg,#1a2036,#0b0f19);border:2px solid rgba(255,223,0,.3);border-radius:20px;padding:2rem;max-width:500px;width:100%;max-height:90vh;overflow-y:auto;position:relative;box-shadow:0 20px 40px #00000080;animation:modalSlideIn .3s ease-out}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.modal-close{position:absolute;top:1rem;right:1rem;background:#ff6b6b33;border:1px solid rgba(255,107,107,.3);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:#ff6b6b;cursor:pointer;transition:all .3s ease}.modal-close:hover{background:#ff6b6b4d;border-color:#ff6b6b;transform:scale(1.1)}.modal-header{text-align:center;margin-bottom:1.5rem}.modal-icon{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,#ffdf00,orange);display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;box-shadow:0 8px 16px #ffdf004d}.modal-icon svg{font-size:2rem;color:#1a2036}.modal-header h2{color:#ffdf00;font-size:1.75rem;font-weight:700;margin-bottom:.5rem}.modal-subtitle{color:#fffc;font-size:1rem;margin:0}.modal-progress{margin-bottom:2rem}.modal-benefits h3{color:#fff;font-size:1.25rem;font-weight:600;margin-bottom:1rem;text-align:center}.benefits-list{list-style:none;padding:0;margin:0 0 1.5rem}.benefit-item{display:flex;align-items:center;gap:.75rem;padding:.75rem 0;color:#ffffffe6;font-size:.95rem;border-bottom:1px solid rgba(255,255,255,.1)}.benefit-item:last-child{border-bottom:none}.benefit-icon{color:#4ade80;font-size:1rem;flex-shrink:0}.modal-actions{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1rem}.signup-btn,.continue-btn{padding:1rem 1.5rem;border-radius:12px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;border:none}.signup-btn.primary{background:linear-gradient(135deg,#ffdf00,orange);color:#1a2036;box-shadow:0 4px 12px #ffdf004d}.signup-btn.primary:hover{transform:translateY(-2px);box-shadow:0 6px 16px #ffdf0066}.continue-btn.secondary{background:#ffffff1a;color:#fffc;border:1px solid rgba(255,255,255,.2)}.continue-btn.secondary:hover{background:#ffffff26;color:#fff;border-color:#ffffff4d}.modal-note{text-align:center;color:#fff9;font-size:.875rem;margin:0;font-style:italic}@media (max-width: 768px){.guest-modal{padding:1.5rem;max-width:95%;margin:1rem}.modal-icon{width:60px;height:60px}.modal-icon svg{font-size:1.5rem}.modal-header h2{font-size:1.5rem}.modal-subtitle{font-size:.9rem}.benefit-item{font-size:.875rem;padding:.5rem 0}.signup-btn,.continue-btn{padding:.875rem 1rem;font-size:.95rem}}@media (max-width: 480px){.guest-modal{padding:1rem}.modal-header h2{font-size:1.25rem}.modal-actions{gap:.5rem}}.quiz-gradient{min-height:100vh;padding-top:80px;background:linear-gradient(135deg,#667eea,#764ba2,#f093fb);color:#fff;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;position:relative;overflow-x:hidden}.center-content{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;text-align:center;padding:20px}.loading-container{background:#ffffff1a;border-radius:20px;-webkit-border-radius:20px;-moz-border-radius:20px;padding:40px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);animation:slideInUp .6s ease-out;-webkit-animation:slideInUp .6s ease-out}.loading-spinner{width:60px;height:60px;border:4px solid rgba(255,255,255,.3);border-top:4px solid #fff;border-radius:50%;-webkit-border-radius:50%;-moz-border-radius:50%;animation:spin 1s linear infinite;-webkit-animation:spin 1s linear infinite;margin:0 auto 20px}@-webkit-keyframes spin{0%{-webkit-transform:rotate(0deg)}to{-webkit-transform:rotate(360deg)}}.loading-message{font-size:16px;margin:15px 0;opacity:.9}.loading-bar{width:200px;height:6px;background:#fff3;border-radius:3px;overflow:hidden;margin:20px auto 0}.loading-progress{height:100%;background:linear-gradient(90deg,#00d2ff,#3a7bd5);border-radius:3px;animation:progressAnimation 2s ease-in-out infinite}@keyframes progressAnimation{0%,to{width:20%}50%{width:80%}}.error-container{background:#ffffff1a;border-radius:20px;padding:40px;backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);text-align:center;max-width:500px;animation:slideInUp .6s ease-out}.error-icon{font-size:4rem;margin-bottom:20px;animation:bounce 2s infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.countdown-display{margin:30px 0}.countdown-timer{display:flex;flex-direction:column;align-items:center;background:#ffffff26;padding:20px;border-radius:15px;margin:20px 0}.countdown-time{font-size:2rem;font-weight:700;color:gold;text-shadow:0 2px 4px rgba(0,0,0,.3)}.countdown-label{font-size:14px;opacity:.8;margin-top:5px}.top-bar{position:fixed;top:0;left:0;width:100%;background:#1a1a2ef2;color:#fff;display:flex;flex-direction:column;padding:15px 20px;z-index:1000;box-shadow:0 4px 20px #0000004d;backdrop-filter:blur(15px);border-bottom:1px solid rgba(255,255,255,.1)}.top-bar h2{margin:0 0 15px;font-size:22px;display:flex;align-items:center;gap:10px;text-align:center;justify-content:center}.progress-section{display:flex;gap:30px;margin-bottom:15px;flex-wrap:wrap;justify-content:center}.progress-bar-container{display:flex;flex-direction:column;align-items:center;min-width:150px}.progress-bar-container label{font-size:12px;margin-bottom:5px;opacity:.8;text-transform:uppercase;letter-spacing:.5px}.progress-bar{width:150px;height:8px;background:#fff3;border-radius:10px;overflow:hidden;margin-bottom:5px}.progress-fill{height:100%;background:linear-gradient(90deg,#00d2ff,#3a7bd5);border-radius:10px;transition:width .3s ease;position:relative}.progress-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.time-fill{background:linear-gradient(90deg,#ff6b6b,#ff8e8e)}.progress-text{font-size:12px;font-weight:700;opacity:.9}.top-bar-stats{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}.stat-item{display:flex;flex-direction:column;align-items:center;background:#ffffff1a;padding:8px 12px;border-radius:10px;min-width:80px}.stat-label{font-size:10px;opacity:.7;text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:14px;font-weight:700;margin-top:2px}.stat-item.error .stat-value{color:#ff6b6b}.stat-item.success .stat-value{color:#4ecdc4}.question-timer-container{display:flex;justify-content:center;margin-bottom:20px}.question-timer{position:relative}.timer-circle{position:relative;width:80px;height:80px}.timer-svg{width:100%;height:100%;transform:rotate(-90deg)}.timer-bg{fill:none;stroke:#fff3;stroke-width:3}.timer-progress{fill:none;stroke:#4ecdc4;stroke-width:3;stroke-linecap:round;transition:stroke-dasharray .3s ease}.timer-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.timer-seconds{display:block;font-size:18px;font-weight:700;color:#4ecdc4}.timer-label{display:block;font-size:10px;opacity:.7;text-transform:uppercase}.quiz-container{max-width:700px;margin:auto;padding:200px 20px 20px}.enhanced-card{background:#ffffff1a;border-radius:20px;padding:30px;backdrop-filter:blur(15px);border:1px solid rgba(255,255,255,.2);box-shadow:0 8px 32px #0000004d;animation:slideInUp .6s ease-out}@keyframes slideInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.question-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid rgba(255,255,255,.2)}.question-controls{display:flex;align-items:center;gap:10px}.bookmark-btn{background:#ffffff1a;border:2px solid rgba(255,255,255,.3);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:#ffdf00;font-size:18px;cursor:pointer;transition:all .3s ease;backdrop-filter:blur(10px)}.bookmark-btn:hover{background:#ffdf0033;border-color:#ffdf00;transform:scale(1.1)}.bookmark-btn.bookmarked{background:#ffdf004d;border-color:#ffdf00;color:#ffdf00;box-shadow:0 0 15px #ffdf0066}.show-answer-btn{background:#ffffff1a;border:2px solid rgba(255,255,255,.3);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:#4ecdc4;font-size:18px;cursor:pointer;transition:all .3s ease;backdrop-filter:blur(10px)}.show-answer-btn:hover{background:#4ecdc433;border-color:#4ecdc4;transform:scale(1.1)}.question-number{font-size:16px;font-weight:700;color:#4ecdc4;text-transform:uppercase;letter-spacing:1px}.difficulty-badge{background:linear-gradient(45deg,#ffd89b,#19547b);color:#fff;padding:4px 12px;border-radius:15px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.5px}.question{font-size:18px;line-height:1.6;margin-bottom:25px;font-weight:500;text-shadow:0 2px 4px rgba(0,0,0,.3)}.options-container{display:flex;flex-direction:column;gap:12px;margin-bottom:25px}.enhanced-option{display:flex;align-items:center;gap:15px;background:#ffffff14;border:2px solid rgba(255,255,255,.2);border-radius:15px;padding:15px 20px;color:#fff;font-size:16px;cursor:pointer;transition:all .3s ease;text-align:left;position:relative;overflow:hidden}.enhanced-option:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);transition:left .5s ease}.enhanced-option:hover:before{left:100%}.enhanced-option:hover{background:#ffffff26;border-color:#fff6;transform:translateY(-2px);box-shadow:0 4px 20px #0003}.option-letter{background:linear-gradient(45deg,#667eea,#764ba2);color:#fff;width:35px;height:35px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0}.check-icon,.cross-icon{font-size:20px;font-weight:700;margin-left:auto}.check-icon{color:#4ecdc4}.cross-icon{color:#ff6b6b}.enhanced-option.selected{background:linear-gradient(45deg,#667eea4d,#764ba24d);border-color:#667eea;box-shadow:0 0 20px #667eea66}.enhanced-option.selected .option-letter{background:linear-gradient(45deg,#4ecdc4,#44a08d);animation:pulse 2s infinite}.enhanced-option.correct{background:linear-gradient(45deg,#4ecdc44d,#44a08d4d);border-color:#4ecdc4;animation:correctAnswer .6s ease-out}.enhanced-option.correct.highlighted{background:linear-gradient(45deg,#4ecdc480,#44a08d80);border-color:#4ecdc4;box-shadow:0 0 20px #4ecdc466;animation:highlightPulse 2s infinite}@keyframes highlightPulse{0%,to{box-shadow:0 0 20px #4ecdc466;transform:scale(1)}50%{box-shadow:0 0 30px #4ecdc499;transform:scale(1.02)}}.correct-label{background:#4ecdc4e6;color:#fff;padding:2px 8px;border-radius:10px;font-size:12px;font-weight:700;margin-left:auto;animation:slideInRight .5s ease-out}@keyframes slideInRight{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes correctAnswer{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.enhanced-option.correct .option-letter{background:linear-gradient(45deg,#4ecdc4,#44a08d)}.enhanced-option.incorrect{background:linear-gradient(45deg,#ff6b6b4d,#ee67614d);border-color:#ff6b6b;animation:incorrectAnswer .6s ease-out}@keyframes incorrectAnswer{0%{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}to{transform:translate(0)}}.enhanced-option.incorrect .option-letter{background:linear-gradient(45deg,#ff6b6b,#ee6761)}.enhanced-option.disabled{opacity:.6;cursor:not-allowed}.enhanced-option.selected-locked{background:#ffdf0033;border-color:#ffdf00;cursor:not-allowed}.enhanced-option.selected-locked .option-letter{background:#ffdf00;color:#1a2036}.question-actions{display:flex;flex-direction:column;gap:20px;align-items:center}.action-buttons{display:flex;flex-direction:column;gap:15px;align-items:center;width:100%}.confidence-selector{background:#ffffff14;padding:15px;border-radius:15px;text-align:center;animation:fadeIn .3s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.confidence-selector label{display:block;margin-bottom:10px;font-size:14px;opacity:.9}.confidence-buttons{display:flex;gap:8px;justify-content:center}.confidence-btn{background:#ffffff1a;border:1px solid rgba(255,255,255,.3);color:gold;padding:8px 12px;border-radius:10px;cursor:pointer;transition:all .3s ease;font-size:14px}.confidence-btn:hover{background:#fff3;transform:translateY(-2px)}.confidence-btn.active{background:linear-gradient(45deg,gold,#ffed4e);color:#333;font-weight:700;box-shadow:0 4px 15px #ffd70066}.lock-btn.primary{background:linear-gradient(45deg,#667eea,#764ba2);color:#fff;border:none;padding:15px 30px;border-radius:25px;font-size:16px;font-weight:700;cursor:pointer;transition:all .3s ease;text-transform:uppercase;letter-spacing:1px;box-shadow:0 4px 15px #667eea66}.lock-btn.primary:hover{transform:translateY(-3px);box-shadow:0 6px 25px #667eea99}.lock-btn.primary:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.locked-indicator{text-align:center;animation:fadeIn .5s ease-out}.locked-text{font-size:18px;font-weight:700;color:#4ecdc4;margin-bottom:15px}.next-indicator{display:flex;flex-direction:column;align-items:center;gap:10px;opacity:.8}.loading-dots{display:flex;gap:4px}.loading-dots span{width:8px;height:8px;background:#4ecdc4;border-radius:50%;animation:loadingDots 1.2s infinite ease-in-out}.loading-dots span:nth-child(1){animation-delay:0s}.loading-dots span:nth-child(2){animation-delay:.2s}.loading-dots span:nth-child(3){animation-delay:.4s}@keyframes loadingDots{0%,80%,to{transform:scale(.8);opacity:.5}40%{transform:scale(1.2);opacity:1}}.modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;display:flex;align-items:center;justify-content:center;z-index:10000;animation:fadeIn .3s ease-out}.enhanced-modal{background:linear-gradient(135deg,#ffffff26,#ffffff1a);border-radius:25px;padding:0;backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);box-shadow:0 25px 50px #00000080;max-width:500px;width:90%;animation:modalSlideIn .4s ease-out;overflow:hidden}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-50px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}.modal-header{background:linear-gradient(45deg,#667eea,#764ba2);padding:30px;text-align:center;position:relative}.modal-header h2{margin:0 0 20px;font-size:24px;color:#fff}.score-circle{display:flex;align-items:center;justify-content:center;gap:5px;background:#fff3;width:100px;height:100px;border-radius:50%;margin:0 auto;border:3px solid rgba(255,255,255,.3)}.score-value{font-size:36px;font-weight:700;color:gold}.score-total{font-size:20px;color:#fffc}.modal-body{padding:30px}.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-bottom:25px}.stat-card{background:#ffffff14;border-radius:15px;padding:20px;text-align:center;border:1px solid rgba(255,255,255,.1)}.stat-icon{font-size:24px;margin-bottom:10px}.stat-number{font-size:24px;font-weight:700;color:#4ecdc4;margin-bottom:5px}.stat-label{font-size:12px;opacity:.7;text-transform:uppercase;letter-spacing:.5px}.performance-message{background:#ffffff14;border-radius:15px;padding:20px;text-align:center;font-size:16px;font-weight:500;border:1px solid rgba(255,255,255,.1)}.modal-footer{padding:30px;display:flex;gap:15px;justify-content:center;flex-wrap:wrap}.btn{padding:12px 24px;border:none;border-radius:25px;font-size:14px;font-weight:700;cursor:pointer;transition:all .3s ease;text-transform:uppercase;letter-spacing:1px;display:flex;align-items:center;gap:8px}.btn-primary{background:linear-gradient(45deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 15px #667eea66}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 6px 25px #667eea99}.btn-secondary{background:linear-gradient(45deg,#4ecdc4,#44a08d);color:#fff;box-shadow:0 4px 15px #4ecdc466}.btn-secondary:hover{transform:translateY(-3px);box-shadow:0 6px 25px #4ecdc499}.home-btn{position:fixed;top:20px;left:20px;width:50px;height:50px;background:linear-gradient(45deg,#667eea,#764ba2);color:#fff;border:none;border-radius:50%;font-size:20px;cursor:pointer;z-index:1001;box-shadow:0 4px 15px #667eea66;transition:all .3s ease}.home-btn:hover{transform:scale(1.1);box-shadow:0 6px 25px #667eea99}@media (max-width: 768px){.quiz-container{padding:250px 15px 15px}.top-bar{padding:10px 15px}.progress-section{flex-direction:column;gap:15px}.top-bar-stats{gap:10px}.stat-item{min-width:70px;padding:6px 10px}.enhanced-card{padding:20px}.question{font-size:16px}.enhanced-option{padding:12px 15px;font-size:14px}.stats-grid{grid-template-columns:1fr;gap:10px}.modal-footer{flex-direction:column}}@media (max-width: 480px){.quiz-container{padding:280px 10px 10px}.enhanced-card{padding:15px}.option-letter{width:30px;height:30px;font-size:12px}.timer-circle{width:60px;height:60px}.timer-seconds{font-size:14px}}@media (max-width: 768px){.quiz-gradient{padding-top:60px}.quiz-container{padding:1rem;margin:0}.top-bar{flex-direction:column;gap:1rem;padding:1rem}.progress-section{flex-direction:column;gap:1rem}.quiz-card{padding:1.5rem;margin:0 0 1rem}.question-header{flex-direction:column;align-items:flex-start;gap:1rem}.question-controls{width:100%;justify-content:space-between}.bookmark-btn,.show-answer-btn{width:35px;height:35px;font-size:16px}.question{font-size:16px;line-height:1.5}.enhanced-option{padding:12px 15px;font-size:14px}.option-letter{width:25px;height:25px;font-size:12px}.question-actions{padding:1rem}.action-buttons{flex-direction:column;gap:.75rem}.confidence-buttons{justify-content:center}.home-btn{top:10px;left:10px;padding:8px;font-size:14px}}@media (max-width: 480px){.quiz-container{padding:.5rem}.quiz-card{padding:1rem;border-radius:12px}.top-bar h2{font-size:1.25rem}.question-number{font-size:14px}.difficulty-badge{padding:3px 8px;font-size:10px}.question{font-size:15px}.enhanced-option{padding:10px 12px;font-size:13px;gap:10px}.option-letter{width:22px;height:22px;font-size:11px}.primary-btn,.secondary-btn{padding:10px 16px;font-size:14px}.stats-container,.stat-card{padding:1rem}.stat-value{font-size:1.5rem}.timer-circle{width:50px;height:50px}.timer-seconds{font-size:12px}}@media (max-width: 768px) and (hover: none){.enhanced-option:hover{transform:none;box-shadow:none}.enhanced-option:active{transform:scale(.98);background:#ffffff26}.bookmark-btn:hover,.show-answer-btn:hover{transform:none}.bookmark-btn:active,.show-answer-btn:active{transform:scale(.95)}.primary-btn:hover,.secondary-btn:hover{transform:none}.primary-btn:active,.secondary-btn:active{transform:scale(.98)}}.pagination-controls{margin:20px 0;padding:15px;background:#ffffff1a;border-radius:10px;backdrop-filter:blur(10px)}.pagination-info{text-align:center;margin-bottom:15px;font-weight:600;color:#fff}.pagination-buttons{display:flex;align-items:center;justify-content:space-between;gap:10px}.pagination-btn{background:linear-gradient(45deg,#667eea,#764ba2);color:#fff;border:none;padding:8px 16px;border-radius:6px;cursor:pointer;font-weight:500;transition:all .3s ease}.pagination-btn:hover:not(:disabled){background:linear-gradient(45deg,#764ba2,#667eea);transform:translateY(-2px)}.pagination-btn:disabled{background:#fff3;cursor:not-allowed;opacity:.5}.page-numbers{display:flex;gap:5px}.page-number-btn{background:#fff3;color:#fff;border:none;padding:8px 12px;border-radius:6px;cursor:pointer;font-weight:500;transition:all .3s ease;min-width:40px}.page-number-btn:hover{background:#ffffff4d}.page-number-btn.active{background:linear-gradient(45deg,#00d2ff,#3a7bd5);box-shadow:0 2px 8px #00d2ff4d}@media (max-width: 768px){.pagination-buttons{flex-direction:column;gap:15px}.page-numbers{justify-content:center}}.live-quiz-container{min-height:100vh;background:linear-gradient(135deg,#0b0f19,#1a2036);color:#fff;padding:2rem;display:flex;flex-direction:column}.auth-required,.no-quiz{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;text-align:center}.auth-required h2,.no-quiz h2{color:#ffdf00;font-size:2rem;margin-bottom:1rem}.auth-required p,.no-quiz p{color:#fffc;font-size:1.1rem;margin-bottom:2rem}.auth-btn,.back-btn{background:linear-gradient(135deg,#ffdf00,orange);color:#1a2036;border:none;padding:1rem 2rem;border-radius:12px;font-weight:600;font-size:1rem;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all .3s ease;box-shadow:0 4px 12px #ffdf004d}.auth-btn:hover,.back-btn:hover{transform:translateY(-2px);box-shadow:0 6px 16px #ffdf0066}.quiz-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding:1.5rem;background:#ffffff0d;border:1px solid rgba(255,223,0,.2);border-radius:16px;backdrop-filter:blur(10px)}.quiz-info h1{color:#ffdf00;font-size:1.75rem;margin:0 0 .5rem}.quiz-info p{color:#fffc;margin:0;font-size:1rem}.quiz-timer{display:flex;align-items:center;gap:.5rem;font-size:1.5rem;font-weight:700;padding:1rem;background:#0000004d;border-radius:12px;border:2px solid currentColor;animation:pulse 1s infinite}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.05)}to{transform:scale(1)}}.quiz-progress{margin-bottom:2rem}.progress-bar{width:100%;height:8px;background:#ffffff1a;border-radius:4px;overflow:hidden;margin-bottom:.5rem}.progress-fill{height:100%;background:linear-gradient(90deg,#ffdf00,orange);border-radius:4px;transition:width .3s ease}.progress-text{color:#ffdf00;font-size:.875rem;font-weight:600;display:block;text-align:center}.question-container{flex:1;background:#ffffff0d;border:1px solid rgba(255,223,0,.2);border-radius:20px;padding:2rem;margin-bottom:2rem}.question-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid rgba(255,255,255,.1)}.question-number{color:#ffdf00;font-weight:700;font-size:1.1rem}.question-subject{background:#8b5cf633;color:#8b5cf6;padding:.25rem .75rem;border-radius:20px;font-size:.875rem;font-weight:600;border:1px solid rgba(139,92,246,.3)}.question-text{color:#fff;font-size:1.25rem;line-height:1.6;margin-bottom:2rem;padding:1rem;background:#ffffff05;border-radius:12px;border-left:4px solid #ffdf00}.options-container{display:flex;flex-direction:column;gap:1rem}.option-btn{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;background:#ffffff0d;border:2px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;font-size:1rem;cursor:pointer;transition:all .3s ease;text-align:left}.option-btn:hover{background:#ffffff14;border-color:#ffdf004d;transform:translate(8px)}.option-btn.selected{background:#ffdf0026;border-color:#ffdf00;color:#ffdf00}.option-letter{width:40px;height:40px;border-radius:50%;background:#ffffff1a;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;flex-shrink:0}.option-btn.selected .option-letter{background:#ffdf00;color:#1a2036}.option-text{flex:1;line-height:1.4}.quiz-actions{display:flex;justify-content:center;padding:1rem}.next-btn{background:linear-gradient(135deg,#ffdf00,orange);color:#1a2036;border:none;padding:1rem 2rem;border-radius:12px;font-weight:700;font-size:1.1rem;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all .3s ease;box-shadow:0 4px 12px #ffdf004d}.next-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #ffdf0066}.next-btn:disabled{background:#9ca3af4d;color:#ffffff80;cursor:not-allowed;box-shadow:none}.quiz-results{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;text-align:center}.results-header{margin-bottom:2rem}.results-header h2{color:#ffdf00;font-size:2.5rem;margin-bottom:1rem}.score-display{display:flex;align-items:baseline;justify-content:center;gap:.5rem}.score{font-size:4rem;font-weight:700;color:#4ade80}.total{font-size:2rem;color:#ffffffb3}.results-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-bottom:3rem;padding:2rem;background:#ffffff0d;border-radius:16px;border:1px solid rgba(255,223,0,.2)}.stat{display:flex;flex-direction:column;align-items:center;gap:.5rem}.stat .label{color:#ffffffb3;font-size:.875rem;text-transform:uppercase;font-weight:600}.stat .value{color:#ffdf00;font-size:1.5rem;font-weight:700}.results-actions{display:flex;gap:1rem}.home-btn,.leaderboard-btn{padding:1rem 1.5rem;border-radius:12px;font-weight:600;font-size:1rem;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all .3s ease;border:none}.home-btn{background:#9ca3af33;color:#9ca3af;border:1px solid rgba(156,163,175,.3)}.leaderboard-btn{background:linear-gradient(135deg,#ffdf00,orange);color:#1a2036;box-shadow:0 4px 12px #ffdf004d}.home-btn:hover,.leaderboard-btn:hover{transform:translateY(-2px)}@media (max-width: 768px){.live-quiz-container{padding:1rem}.quiz-header{flex-direction:column;gap:1rem;text-align:center}.quiz-info h1{font-size:1.5rem}.quiz-timer{font-size:1.25rem}.question-container{padding:1.5rem}.question-text{font-size:1.1rem}.option-btn{padding:.875rem 1rem;font-size:.95rem}.option-letter{width:35px;height:35px;font-size:1rem}.results-stats{grid-template-columns:1fr;gap:1rem}.results-actions{flex-direction:column;width:100%}.score{font-size:3rem}.total{font-size:1.5rem}}.review-prompt{margin:2rem 0}.review-answers-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:1rem 2rem;border-radius:12px;-webkit-border-radius:12px;-moz-border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease;-webkit-transition:all .3s ease;-moz-transition:all .3s ease;box-shadow:0 4px 15px #667eea4d;-webkit-box-shadow:0 4px 15px rgba(102,126,234,.3);-moz-box-shadow:0 4px 15px rgba(102,126,234,.3)}.review-answers-btn:hover{transform:translateY(-2px);-webkit-transform:translateY(-2px);-moz-transform:translateY(-2px);box-shadow:0 6px 20px #667eea66;-webkit-box-shadow:0 6px 20px rgba(102,126,234,.4);-moz-box-shadow:0 6px 20px rgba(102,126,234,.4)}.answer-review{width:100%;max-width:800px;margin:2rem 0;text-align:left}.answer-review h3{color:#ffdf00;font-size:1.8rem;margin-bottom:1.5rem;text-align:center}.review-questions{display:flex;flex-direction:column;gap:2rem;max-height:60vh;overflow-y:auto;padding-right:1rem}.review-question{background:#ffffff0d;border-radius:16px;-webkit-border-radius:16px;-moz-border-radius:16px;padding:1.5rem;border:1px solid rgba(255,255,255,.1)}.question-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.question-number{background:#ffdf00;color:#0b0f19;padding:.5rem 1rem;border-radius:20px;-webkit-border-radius:20px;-moz-border-radius:20px;font-weight:700;font-size:.9rem}.result-badge{padding:.5rem 1rem;border-radius:20px;-webkit-border-radius:20px;-moz-border-radius:20px;font-weight:600;font-size:.85rem}.result-badge.correct{background:#22c55e33;color:#22c55e;border:1px solid #22c55e}.result-badge.incorrect{background:#ef444433;color:#ef4444;border:1px solid #ef4444}.result-badge.skipped{background:#9ca3af33;color:#9ca3af;border:1px solid #9ca3af}.question-text{color:#fff;font-size:1.1rem;line-height:1.6;margin-bottom:1.5rem}.answer-options{display:flex;flex-direction:column;gap:.75rem}.review-option{display:flex;align-items:center;gap:1rem;padding:1rem;border-radius:10px;-webkit-border-radius:10px;-moz-border-radius:10px;border:2px solid rgba(255,255,255,.1);background:#ffffff05;transition:all .3s ease;-webkit-transition:all .3s ease;-moz-transition:all .3s ease}.review-option.correct-answer{background:#22c55e26;border-color:#22c55e;color:#fff}.review-option.user-wrong-answer{background:#ef444426;border-color:#ef4444;color:#fff}.review-option.user-correct-answer{background:#22c55e33;border-color:#22c55e;color:#fff;box-shadow:0 0 15px #22c55e4d;-webkit-box-shadow:0 0 15px rgba(34,197,94,.3);-moz-box-shadow:0 0 15px rgba(34,197,94,.3)}.option-letter{width:35px;height:35px;background:#ffdf00;color:#0b0f19;border-radius:50%;-webkit-border-radius:50%;-moz-border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;flex-shrink:0}.option-text{flex:1;font-size:1rem;line-height:1.4}.correct-indicator{background:#22c55e33;color:#22c55e;padding:.25rem .75rem;border-radius:15px;-webkit-border-radius:15px;-moz-border-radius:15px;font-size:.8rem;font-weight:600;border:1px solid #22c55e}.user-indicator{background:#ef444433;color:#ef4444;padding:.25rem .75rem;border-radius:15px;-webkit-border-radius:15px;-moz-border-radius:15px;font-size:.8rem;font-weight:600;border:1px solid #ef4444}.review-actions{display:flex;justify-content:center;margin-top:1.5rem}.hide-review-btn{background:#ffffff1a;color:#fff;border:1px solid rgba(255,255,255,.2);padding:.75rem 1.5rem;border-radius:10px;-webkit-border-radius:10px;-moz-border-radius:10px;font-size:1rem;cursor:pointer;transition:all .3s ease;-webkit-transition:all .3s ease;-moz-transition:all .3s ease}.hide-review-btn:hover{background:#ffffff26;border-color:#ffffff4d}.review-questions::-webkit-scrollbar{width:8px}.review-questions::-webkit-scrollbar-track{background:#ffffff1a;border-radius:4px;-webkit-border-radius:4px}.review-questions::-webkit-scrollbar-thumb{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:4px;-webkit-border-radius:4px}.review-questions::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,#764ba2,#667eea)}.leaderboard-container{min-height:100vh;background:linear-gradient(135deg,#1f1c2c,#928dab);display:flex;flex-direction:column;align-items:center;padding:2rem 1rem;position:relative;overflow:hidden;color:#fff;font-family:Poppins,sans-serif}.leaderboard-header{width:100%;max-width:900px;display:flex;align-items:center;justify-content:space-between;background:#ffffff1a;padding:.8rem 1.2rem;border-radius:12px;backdrop-filter:blur(10px);box-shadow:0 4px 15px #0003;margin-bottom:1.5rem}.back-btn{background:#ffffff26;border:none;padding:.5rem 1rem;border-radius:8px;color:#fff;font-size:1rem;cursor:pointer;transition:all .3s}.back-btn:hover{background:#ffffff4d}.leaderboard-subheading{font-size:1.2rem;margin-bottom:.5rem;text-align:center}.countdown{font-size:1rem;margin-bottom:1.5rem;background:#0000004d;padding:.5rem 1rem;border-radius:10px;text-align:center}.gift-display{font-size:1rem;margin-bottom:2rem;background:#ffffff1a;padding:.5rem 1rem;border-radius:8px}.podium{display:flex;justify-content:center;gap:1rem;margin-bottom:2rem}.podium-slot{flex:1;max-width:180px;text-align:center;padding:1rem;border-radius:16px;backdrop-filter:blur(8px);box-shadow:0 6px 20px #0000004d;animation:float 3s ease-in-out infinite}.rank-1{background:linear-gradient(135deg,gold,orange)}.rank-2{background:linear-gradient(135deg,silver,#a0a0a0)}.rank-3{background:linear-gradient(135deg,#cd7f32,sienna)}.rank-label{font-size:2rem;margin-bottom:.5rem}.email{font-weight:700;font-size:.9rem;word-break:break-word}.score{margin-top:.5rem;font-size:1rem}.leaderboard-list{width:100%;max-width:600px;margin-top:1rem}.leaderboard-card{display:flex;align-items:center;background:#ffffff14;padding:.8rem;border-radius:10px;margin-bottom:.5rem;backdrop-filter:blur(6px);box-shadow:0 2px 10px #00000026}.medal{font-size:1.5rem;margin-right:.8rem}.details{flex:1;font-size:.9rem}.no-results{text-align:center;opacity:.8}.leaderboard-footer{margin-top:auto;font-size:.85rem;opacity:.8;padding:1rem}.confetti{position:fixed;font-size:1.5rem;animation:fall 5s linear forwards;z-index:10}@keyframes fall{0%{transform:translateY(-50px) rotate(0);opacity:1}to{transform:translateY(100vh) rotate(360deg);opacity:0}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@media (max-width: 768px){.podium{flex-direction:column;align-items:center}.podium-slot{max-width:100%}}.confirm-page{min-height:100vh;background:linear-gradient(135deg,#1e1e2f,#2c2c44,#3e3e5c);display:flex;flex-direction:column;align-items:center;padding:1rem;position:relative;overflow:hidden}.confirm-page:before,.confirm-page:after{content:"";position:absolute;border-radius:50%;filter:blur(100px);opacity:.25}.confirm-page:before{width:250px;height:250px;background:#ffdf00;top:-80px;left:-80px}.confirm-page:after{width:300px;height:300px;background:#6c63ff;bottom:-100px;right:-100px}.confirm-header{width:100%;max-width:500px;display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem;color:#fff}.confirm-header .back-btn{background:none;border:none;color:#ffdf00;font-size:1rem;cursor:pointer;display:flex;align-items:center;gap:.4rem;transition:color .3s ease}.confirm-header .back-btn:hover{color:#ffd633}.header-title{font-size:1.5rem;font-weight:700}.confirm-card{width:100%;max-width:500px;background:#ffffff0f;backdrop-filter:blur(12px);border-radius:20px;padding:2rem;box-shadow:0 8px 32px #0006;animation:fadeIn .8s ease forwards;color:#fff;text-align:center}.confirm-card .subtitle{font-size:.95rem;color:#ccc;margin-bottom:1.5rem}.input-wrapper{display:flex;align-items:center;background:#ffffff14;border-radius:10px;padding:.75rem 1rem;margin-bottom:1rem}.input-wrapper .icon{margin-right:.8rem;color:#ffdf00;flex-shrink:0}.input-wrapper input{background:transparent;border:none;outline:none;color:#fff;width:100%;font-size:1rem}.input-wrapper input::placeholder{color:#ffffff80}.confirm-btn,.resend-btn{width:100%;padding:.8rem;font-size:1rem;font-weight:600;border:none;border-radius:10px;margin-top:.6rem;cursor:pointer;transition:all .3s ease}.confirm-btn{background:linear-gradient(135deg,#ffdf00,#ffc400);color:#1e1e2f}.confirm-btn:hover{background:linear-gradient(135deg,#ffd633,#fc0);transform:scale(1.02)}.resend-btn{background:#ffffff26;color:#fff}.resend-btn:hover{background:#ffffff40}.enhanced-popup{position:fixed;bottom:30px;left:50%;transform:translate(-50%);background:#ffdf00e6;color:#1e1e2f;padding:.8rem 1.2rem;border-radius:12px;font-weight:700;box-shadow:0 6px 16px #0006;animation:slideUp .4s ease forwards;z-index:1000}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translate(-50%,40px)}to{opacity:1;transform:translate(-50%)}}.contact-page{min-height:100vh;background:#0b0f19;position:relative;overflow-x:hidden}.contact-page:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(255,107,107,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,223,0,.08) 0%,transparent 50%),radial-gradient(circle at 40% 40%,rgba(255,255,255,.03) 0%,transparent 50%);pointer-events:none}.contact-container{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:2rem;min-height:100vh;display:flex;flex-direction:column}.contact-header{text-align:center;margin-bottom:3rem;padding:2rem 0}.back-button{position:absolute;top:2rem;left:2rem;background:#ffffff14;border:1px solid rgba(255,255,255,.15);color:#fff;padding:1rem;border-radius:50%;cursor:pointer;transition:all .3s ease;backdrop-filter:blur(15px);z-index:10;box-shadow:0 4px 20px #0003,inset 0 1px #fff3}.back-button:hover{background:#ffffff1f;transform:translate(-3px);box-shadow:0 8px 30px #0000004d,inset 0 1px #ffffff4d}.contact-title{font-size:3rem;font-weight:700;color:#fff;margin-bottom:1rem;text-shadow:0 2px 10px rgba(0,0,0,.3)}.contact-subtitle{font-size:1.2rem;color:#fffc;max-width:600px;margin:0 auto;line-height:1.6}.contact-content{flex:1;display:grid;grid-template-columns:1fr 400px;gap:3rem;align-items:start}.contact-form-section{background:#ffffff14;border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:2.5rem;backdrop-filter:blur(20px);box-shadow:0 20px 40px #0006,inset 0 1px #ffffff1a}.form-title{font-size:1.8rem;font-weight:600;color:#fff;margin-bottom:2rem;text-align:center}.contact-form{display:flex;flex-direction:column;gap:1.5rem}.form-group{position:relative}.form-group label{display:block;margin-bottom:.5rem;color:#ffffffe6;font-weight:500;font-size:.9rem}.form-group input,.form-group select,.form-group textarea{width:100%;padding:1rem 1.2rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:12px;color:#fff;font-size:1rem;transition:all .3s ease;backdrop-filter:blur(10px);box-shadow:inset 0 2px 10px #0000001a}.form-input::placeholder,.form-textarea::placeholder{color:#ffffff80}.form-input:focus,.form-textarea:focus,.form-select:focus{outline:none;border-color:#ffdf0080;box-shadow:0 0 20px #ffdf001a,inset 0 2px 10px #0000001a;background:#ffffff14}.form-textarea{min-height:120px;resize:vertical}.form-select{cursor:pointer}.form-select option{background:#2a2a2a;color:#fff}.contact-submit-btn{background:linear-gradient(45deg,#ff6b6b,#ffdf00);border:none;color:#fff;padding:1rem 2rem;border-radius:12px;font-weight:600;font-size:1.1rem;cursor:pointer;transition:all .3s ease;backdrop-filter:blur(10px);box-shadow:0 8px 25px #ff6b6b4d,inset 0 1px #fff3;text-shadow:0 1px 2px rgba(0,0,0,.3);display:flex;align-items:center;justify-content:center;gap:.5rem;margin-top:1rem}.contact-submit-btn:hover:not(:disabled){background:linear-gradient(45deg,#ff8a8a,#ffe54d);transform:translateY(-2px);box-shadow:0 12px 35px #ff6b6b66,inset 0 1px #ffffff4d}.contact-submit-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.contact-submit-btn.loading{background:linear-gradient(135deg,#ffd7004d,#ffa50033)}.spinning{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.success-message{text-align:center;padding:3rem;color:#fff}.success-icon{font-size:4rem;color:#4caf50;margin-bottom:1rem;animation:successPulse 1.5s ease-in-out}@keyframes successPulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.success-title{font-size:2rem;font-weight:600;margin-bottom:1rem}.success-text{font-size:1.1rem;opacity:.9}.contact-info{display:flex;flex-direction:column;gap:1.5rem}.info-card{background:#ffffff14;border:1px solid rgba(255,255,255,.15);border-radius:16px;padding:2rem;backdrop-filter:blur(20px);box-shadow:0 10px 30px #0000004d,inset 0 1px #ffffff1a;transition:all .3s ease}.info-card:hover{transform:translateY(-5px);background:#ffffff1f;box-shadow:0 15px 40px #0006,inset 0 1px #fff3}.info-card h3{font-size:1.4rem;font-weight:600;background:linear-gradient(45deg,#ffdf00,#ff6b6b);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:1rem;text-align:center}.website-link{display:flex;align-items:center;justify-content:center;gap:.5rem;color:#fff;text-decoration:none;font-size:1.1rem;transition:color .3s ease}.website-link:hover{color:gold}.email-link{display:block;text-align:center;color:#fff;text-decoration:none;font-size:1.1rem;transition:color .3s ease}.email-link:hover{color:gold}.info-card p{text-align:center;color:#ffffffe6;font-size:1rem;line-height:1.5;margin:0}.contact-footer{margin-top:4rem;padding:2rem 0;border-top:1px solid rgba(255,255,255,.05)}.footer-content{display:flex;justify-content:space-between;align-items:center;color:#ffffffb3;font-size:.9rem}.footer-links{display:flex;gap:2rem}.footer-links a{color:#ffffffb3;text-decoration:none;transition:color .3s ease}.footer-links a:hover{background:linear-gradient(45deg,#ffdf00,#ff6b6b);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}@media (max-width: 768px){.contact-container{padding:1rem}.back-button{top:1rem;left:1rem}.contact-title{font-size:2rem}.contact-content{grid-template-columns:1fr;gap:2rem}.contact-form-section,.info-card{padding:1.5rem}.footer-content{flex-direction:column;gap:1rem;text-align:center}.footer-links{gap:1rem}}.inactivity-overlay{position:fixed;inset:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:9999;backdrop-filter:blur(5px)}.inactivity-modal{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:20px;padding:30px;text-align:center;color:#fff;max-width:400px;width:90%;box-shadow:0 20px 40px #0000004d;border:2px solid rgba(255,255,255,.2);animation:modalSlideIn .3s ease-out}@keyframes modalSlideIn{0%{transform:scale(.7) translateY(-50px);opacity:0}to{transform:scale(1) translateY(0);opacity:1}}.warning-icon{font-size:3rem;margin-bottom:15px;animation:pulse 2s infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.inactivity-modal h2{margin:0 0 15px;font-size:1.5rem;font-weight:700;color:#fff}.inactivity-modal p{margin:10px 0;font-size:1rem;line-height:1.4;opacity:.9}.countdown-display{background:#fff3;border:2px solid rgba(255,255,255,.3);border-radius:15px;padding:15px 20px;margin:20px 0;font-size:2rem;font-weight:700;font-family:Courier New,monospace;color:gold;text-shadow:0 0 10px rgba(255,215,0,.5);animation:countdownGlow 1s ease-in-out infinite alternate}@keyframes countdownGlow{0%{box-shadow:0 0 20px #ffd7004d}to{box-shadow:0 0 30px #ffd70099}}.warning-text{color:#ffcccb;font-size:.9rem;margin-bottom:25px}.warning-actions{display:flex;gap:15px;justify-content:center;flex-wrap:wrap}.extend-btn,.logout-btn{padding:12px 24px;border:none;border-radius:25px;font-weight:700;font-size:1rem;cursor:pointer;transition:all .3s ease;min-width:140px}.extend-btn{background:linear-gradient(135deg,#4caf50,#8bc34a);color:#fff;box-shadow:0 4px 15px #4caf5066}.extend-btn:hover{background:linear-gradient(135deg,#45a049,#7cb342);transform:translateY(-2px);box-shadow:0 6px 20px #4caf5099}.logout-btn{background:linear-gradient(135deg,#f44336,#ff5722);color:#fff;box-shadow:0 4px 15px #f4433666}.logout-btn:hover{background:linear-gradient(135deg,#da190b,#e64a19);transform:translateY(-2px);box-shadow:0 6px 20px #f4433699}@media (max-width: 480px){.inactivity-modal{margin:20px;padding:25px 20px}.warning-actions{flex-direction:column;align-items:center}.extend-btn,.logout-btn{width:100%;max-width:200px}.countdown-display{font-size:1.5rem;padding:12px 15px}}
