@import url("https://fonts.googleapis.com/css2?family=Tajawal:wght@400;500;700;800;900&display=swap");:root,html.light{--brand-primary:#10b981;--brand-secondary:#059669;--brand-accent:#34d399;--brand-gradient:linear-gradient(135deg,#10b981,#059669);--brand-glow:rgba(16,185,129,.25);--bg-primary:#f0fdf4;--bg-secondary:#fff;--bg-tertiary:#f1f5f9;--bg-card:#fff;--bg-card-hover:#f1f5f9;--bg-glass:hsla(0,0%,100%,.9);--bg-glass-bright:hsla(0,0%,100%,.98);--text-primary:#064e3b;--text-secondary:#374151;--text-muted:#6b7280;--accent-success:#10b981;--accent-success-glow:rgba(16,185,129,.2);--accent-success-bg:#ecfdf5;--accent-danger:#ef4444;--accent-danger-bg:#fef2f2;--accent-warning:#f59e0b;--accent-warning-bg:#fffbeb;--accent-info:#0ea5e9;--border-subtle:#dcfce7;--border-light:#bbf7d0;--border-focus:#10b981;--shadow-sm:0 1px 3px rgba(0,0,0,.05),0 1px 2px rgba(0,0,0,.1);--shadow-md:0 4px 6px -1px rgba(6,78,59,.05),0 2px 4px -1px rgba(6,78,59,.06);--shadow-lg:0 10px 15px -3px rgba(6,78,59,.05),0 4px 6px -2px rgba(6,78,59,.05);--shadow-glow:0 10px 25px -5px rgba(16,185,129,.3);--shadow-success-glow:0 0 20px var(--accent-success-glow)}html.dark{--brand-primary:#10b981;--brand-secondary:#34d399;--brand-accent:#059669;--brand-gradient:linear-gradient(135deg,#10b981,#34d399 50%,#059669);--brand-glow:rgba(16,185,129,.5);--bg-primary:#001f1c;--bg-secondary:#002e29;--bg-tertiary:#003d36;--bg-card:rgba(0,46,41,.85);--bg-card-hover:rgba(0,61,54,.95);--bg-glass:hsla(0,0%,100%,.04);--bg-glass-bright:hsla(0,0%,100%,.1);--text-primary:#f0fdf4;--text-secondary:rgba(240,253,244,.8);--text-muted:rgba(240,253,244,.5);--accent-success:#10b981;--accent-success-glow:rgba(16,185,129,.4);--accent-success-bg:rgba(16,185,129,.2);--accent-danger:#ef4444;--accent-danger-bg:rgba(239,68,68,.2);--accent-warning:#f59e0b;--accent-warning-bg:rgba(245,158,11,.2);--accent-info:#06b6d4;--border-subtle:hsla(0,0%,100%,.08);--border-light:rgba(16,185,129,.2);--border-focus:rgba(16,185,129,.6);--shadow-sm:0 4px 12px rgba(0,0,0,.4);--shadow-md:0 12px 32px rgba(0,0,0,.5);--shadow-lg:0 24px 64px rgba(0,0,0,.6);--shadow-glow:0 0 50px var(--brand-glow);--shadow-success-glow:0 0 30px var(--accent-success-glow)}:root{--radius-sm:10px;--radius-md:16px;--radius-lg:20px;--radius-xl:32px;--radius-full:9999px;--max-width:1200px;--transition-fast:0.15s cubic-bezier(0.16,1,0.3,1);--transition-normal:0.25s cubic-bezier(0.16,1,0.3,1);--transition-slow:0.4s cubic-bezier(0.16,1,0.3,1);--duration-fast:150ms;--duration-normal:300ms;--duration-slow:500ms;--duration-page:600ms;--ease-out:cubic-bezier(0.16,1,0.3,1);--ease-in-out:cubic-bezier(0.65,0,0.35,1);--ease-back:cubic-bezier(0.34,1.56,0.64,1)}*{margin:0;padding:0}html{scroll-behavior:smooth}body,html{height:100%}body{font-family:Tajawal,system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.6;color:var(--text-primary);background:var(--bg-primary);overflow-x:hidden}body:after,body:before{content:"";position:fixed;top:-50%;left:-50%;right:-50%;bottom:-50%;width:200%;height:200%;z-index:-1;pointer-events:none;background-repeat:no-repeat;animation-iteration-count:infinite;animation-timing-function:ease-in-out;animation-direction:alternate}body:before{background:radial-gradient(circle at 20% 30%,var(--brand-glow) 0,transparent 40%),radial-gradient(circle at 80% 70%,var(--accent-success-glow) 0,transparent 40%),radial-gradient(circle at 50% 50%,var(--brand-glow) 0,transparent 60%);animation:blob-float-1 25s infinite alternate;opacity:.6}body:after{background:radial-gradient(circle at 70% 20%,var(--brand-glow) 0,transparent 35%),radial-gradient(circle at 30% 80%,var(--accent-success-glow) 0,transparent 35%);animation:blob-float-2 30s infinite alternate-reverse;opacity:.4;filter:blur(40px)}@keyframes blob-float-1{0%{transform:translate(0) rotate(0deg) scale(1)}33%{transform:translate(5%,10%) rotate(5deg) scale(1.1)}66%{transform:translate(-5%,5%) rotate(-5deg) scale(.9)}to{transform:translate(0) rotate(0deg) scale(1)}}@keyframes blob-float-2{0%{transform:translate(0) rotate(0deg) scale(1)}50%{transform:translate(-10%,-5%) rotate(-10deg) scale(1.2)}to{transform:translate(0) rotate(0deg) scale(1)}}@keyframes pulse-soft{0%{transform:scale(1);box-shadow:0 0 0 0 rgba(99,102,241,.4)}70%{transform:scale(1.05);box-shadow:0 0 0 10px rgba(99,102,241,0)}to{transform:scale(1);box-shadow:0 0 0 0 rgba(99,102,241,0)}}@keyframes float-slow{0%,to{transform:translateY(0) rotate(0)}50%{transform:translateY(-15px) rotate(2deg)}}@keyframes logo-shimmer{0%{box-shadow:0 0 20px var(--brand-glow),0 0 0 0 hsla(0,0%,100%,.1)}50%{box-shadow:0 0 40px var(--brand-glow),0 0 20px 10px hsla(0,0%,100%,.05)}to{box-shadow:0 0 20px var(--brand-glow),0 0 0 0 hsla(0,0%,100%,.1)}}@keyframes float-logo-bg{0%{transform:translate(0) rotate(0deg);opacity:.03}50%{transform:translate(20px,-20px) rotate(5deg);opacity:.07}to{transform:translate(0) rotate(0deg);opacity:.03}}@keyframes shimmer-fast{0%{transform:translateX(-100%)}to{transform:translateX(100%)}}@keyframes reveal-pop{0%{opacity:0;transform:scale(.8);filter:blur(10px)}to{opacity:1;transform:scale(1);filter:blur(0)}}.animate-pulse-soft{animation:pulse-soft 2s infinite}.animate-float-slow{animation:float-slow 4s ease-in-out infinite}.animate-reveal-pop{animation:reveal-pop var(--duration-normal) var(--ease-back) forwards}body:after{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background-image:linear-gradient(hsla(0,0%,100%,.02) 1px,transparent 0),linear-gradient(90deg,hsla(0,0%,100%,.02) 1px,transparent 0);background-size:60px 60px;pointer-events:none;z-index:-1}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}.container{max-width:var(--max-width);margin:0 auto;padding:24px 20px 80px}.grid{display:grid;grid-gap:20px;gap:20px}.grid-2{grid-template-columns:1fr}@media (min-width:768px){.grid-2{grid-template-columns:1.2fr .8fr}}.flex{display:flex}.flex-center{justify-content:center}.flex-between,.flex-center{display:flex;align-items:center}.flex-between{justify-content:space-between}h1,h2,h3,h4,h5,h6{font-weight:800;line-height:1.3;letter-spacing:-.02em}h1{font-size:clamp(2rem,5vw,3rem);background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}h2{font-size:clamp(1.5rem,3vw,2rem)}h3{font-size:1.25rem;font-weight:700}.text-muted{color:var(--text-secondary)}.text-small{font-size:.875rem}.text-gradient{background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:var(--shadow-md);transition:all var(--transition-normal);overflow:hidden;position:relative}.card:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.1),transparent)}.card:hover{border-color:var(--brand-primary);transform:translateY(-6px) scale(1.005);box-shadow:0 20px 40px rgba(0,0,0,.2),0 0 30px var(--brand-glow);transition:all .6s cubic-bezier(.23,1,.32,1)}.hover-interactive{transition:all .7s cubic-bezier(.23,1,.32,1);cursor:default}.hover-interactive:hover{transform:scale(1.01) translateY(-4px);border-color:var(--brand-primary);box-shadow:0 40px 80px rgba(0,0,0,.15),var(--shadow-glow)}.card-body{padding:28px}.card-highlight{border-color:var(--brand-primary);box-shadow:var(--shadow-glow)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 28px;font-family:inherit;font-size:1rem;font-weight:700;border-radius:var(--radius-md);border:none;cursor:pointer;transition:all var(--transition-normal);position:relative;overflow:hidden;white-space:nowrap}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.2),transparent);transition:left .5s ease}.btn:hover:before{left:100%}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn:disabled:hover:before{left:-100%}.btn-primary{background:var(--brand-gradient);color:#fff;box-shadow:var(--shadow-sm),0 4px 20px var(--brand-glow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-md),0 8px 30px var(--brand-glow)}.btn-ghost{background:var(--bg-glass);color:var(--text-primary);border:1px solid var(--border-light)}.btn-ghost:hover{background:hsla(0,0%,100%,.08);border-color:var(--border-focus)}.btn-success{background:linear-gradient(135deg,var(--accent-success),#10b981);color:#fff;box-shadow:var(--shadow-sm),var(--shadow-success-glow)}.btn-success:hover{transform:translateY(-2px);box-shadow:var(--shadow-md),0 8px 30px var(--accent-success-glow);background:linear-gradient(135deg,#10b981,#059669)}.btn-lg{padding:18px 36px;font-size:1.125rem;border-radius:var(--radius-lg)}.btn-full{width:100%}.navbar{justify-content:space-between;margin-bottom:40px;padding:12px 0;flex-wrap:nowrap}.logo,.navbar{display:flex;align-items:center;gap:16px}.logo{font-size:1.5rem;font-weight:900;letter-spacing:-.03em;transition:all var(--transition-normal)}.logo span{background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.logo-icon{width:60px;height:60px;border-radius:var(--radius-lg);background:var(--bg-card);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 32px var(--brand-glow);border:1px solid var(--border-light);position:relative;overflow:hidden;animation:logo-shimmer 4s ease-in-out infinite}.logo-icon img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}.logo:hover .logo-icon img{transform:scale(1.15)}.bg-watermark{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:clamp(350px,70vw,750px);height:clamp(350px,70vw,750px);z-index:0;pointer-events:none;filter:blur(15px);opacity:.12;animation:watermark-float 20s ease-in-out infinite}html.dark .bg-watermark{opacity:.08}@keyframes watermark-float{0%,to{transform:translate(-50%,-50%) rotate(0deg) scale(1)}50%{transform:translate(-45%,-55%) rotate(5deg) scale(1.05)}}.hero-bg-logo{position:absolute;top:-10%;left:-5%;width:400px;height:400px;z-index:-2;pointer-events:none;filter:blur(80px);opacity:.05;animation:float-logo-bg 20s ease-in-out infinite}.badge{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;font-size:.9rem;font-weight:700;background:var(--bg-glass);border:1px solid var(--border-subtle);border-radius:var(--radius-full);color:var(--text-primary);box-shadow:var(--shadow-sm)}.hover-interactive h2 svg,.hover-interactive h3 svg{transition:transform .8s cubic-bezier(.23,1,.32,1),color .5s ease}.hover-interactive:hover h2 svg,.hover-interactive:hover h3 svg{transform:scale(1.15) rotate(3deg);color:var(--brand-primary);filter:drop-shadow(0 0 10px var(--brand-glow))}.badge-icon{font-size:1rem}.hero{text-align:center;padding:40px 0 60px}.hero h1{margin-bottom:16px}.hero-subtitle{font-size:1.125rem;color:var(--text-secondary);max-width:600px;margin:0 auto 32px;line-height:1.8}.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:20px;gap:20px;margin-top:48px}.feature-card{padding:28px;text-align:center}.feature-icon{width:64px;height:64px;margin:0 auto 16px;border-radius:var(--radius-lg);background:var(--bg-glass);border:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:center;font-size:1.75rem;transition:all .6s cubic-bezier(.23,1,.32,1);color:var(--text-secondary)}.feature-icon svg{transition:transform .7s cubic-bezier(.23,1,.32,1),color .5s ease}.feature-card:hover .feature-icon{background:var(--bg-glass-bright);border-color:var(--brand-primary);color:var(--brand-primary);box-shadow:0 0 20px var(--brand-glow);transform:scale(1.08)}.feature-card:hover .feature-icon svg{transform:rotate(5deg) scale(1.05)}.feature-card h3{margin-bottom:8px}.feature-card p{color:var(--text-secondary);font-size:.9rem;line-height:1.7}.progress-container{margin:20px 0 28px}.progress-info{display:flex;justify-content:space-between;margin-bottom:8px;font-size:.875rem;color:var(--text-secondary)}.progress-bar{height:8px;background:var(--bg-glass);border-radius:var(--radius-full);overflow:hidden;border:1px solid var(--border-subtle)}.progress-fill{height:100%;background:var(--brand-gradient);border-radius:var(--radius-full);transition:width var(--transition-slow);position:relative}.progress-fill:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.4) 50%,transparent);animation:shimmer 1.5s infinite}@keyframes shimmer{0%{transform:translateX(-100%)}to{transform:translateX(100%)}}.question-text{font-size:1.35rem;font-weight:700;margin-bottom:8px;line-height:1.6}.options-grid{display:grid;grid-gap:12px;gap:12px;margin-top:20px}.option-btn{display:flex;align-items:center;gap:14px;width:100%;padding:18px 20px;font-family:inherit;font-size:1rem;font-weight:600;text-align:right;background:var(--bg-glass);border:2px solid var(--border-subtle);border-radius:var(--radius-lg);color:var(--text-primary);cursor:pointer;transition:all var(--transition-normal)}.option-btn:hover{background:rgba(99,102,241,.08);border-color:var(--border-focus);transform:translateX(-4px)}.option-btn.selected{background:rgba(99,102,241,.15);border-color:var(--brand-primary);box-shadow:0 0 20px var(--brand-glow)}.option-radio{width:22px;height:22px;border-radius:50%;border:2px solid var(--border-light);background:transparent;flex-shrink:0;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center}.option-btn.selected .option-radio{border-color:var(--brand-primary);background:var(--brand-primary)}.option-btn.selected .option-radio:after{content:"✓";color:#fff;font-size:.75rem;font-weight:900}.quiz-nav{display:flex;justify-content:space-between;gap:16px;margin-top:28px;flex-wrap:wrap}.countdown-container{min-height:80vh;text-align:center;padding:40px 20px;position:relative;z-index:1}.countdown-container>:not(.bg-watermark){position:relative;z-index:2}.countdown-number{font-size:clamp(8rem,25vw,14rem);animation:countPulse 1s ease-in-out;text-shadow:0 0 60px var(--brand-glow)}@keyframes countPulse{0%{transform:scale(.5);opacity:0}50%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}.countdown-text{font-size:1.5rem;margin-top:24px}.countdown-ready{font-size:clamp(3rem,10vw,5rem);background:linear-gradient(135deg,var(--accent-success),#34d399);animation:readyPulse .5s ease-out}@keyframes readyPulse{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.result-container{text-align:center}.result-score{font-size:4rem;font-weight:900;margin-bottom:8px}.result-score .score-current{background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.result-score .score-total{color:var(--text-muted);font-size:2rem}.result-label{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;font-size:1.25rem;font-weight:700;background:var(--brand-gradient);border-radius:var(--radius-full);margin:16px 0}.result-hint{color:var(--text-secondary);font-size:1.1rem;line-height:1.8;max-width:500px;margin:0 auto 28px}.result-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.empty-state{text-align:center;padding:60px 20px}.empty-icon{font-size:4rem;margin-bottom:16px;opacity:.5}.empty-state h2{margin-bottom:8px}.empty-state p{color:var(--text-secondary)}.footer{text-align:center;padding:40px 20px;color:var(--text-muted);font-size:.875rem;border-top:1px solid var(--border-subtle);margin-top:60px}.footer a{color:var(--brand-primary);transition:color var(--transition-fast)}.footer a:hover{color:var(--brand-secondary)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeScale{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes slideInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes checkmark{0%{transform:scale(0)}50%{transform:scale(1.2)}to{transform:scale(1)}}@keyframes shake{0%,to{transform:translateX(0)}25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}.animate-fade-in{animation:fadeIn var(--duration-normal) var(--ease-out) forwards}.animate-fade-scale{animation:fadeScale var(--duration-normal) var(--ease-back) forwards}.animate-slide-up{animation:slideInUp var(--duration-normal) var(--ease-out) forwards}.stagger-1{animation-delay:.1s}.stagger-2{animation-delay:.2s}.stagger-3{animation-delay:.3s}.stagger-4{animation-delay:.4s}.hover-lift{transition:transform var(--duration-fast) var(--ease-out),box-shadow var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out)}.hover-lift:hover{transform:translateY(-4px) scale(1.02);box-shadow:var(--shadow-lg)}.press-scale{transition:transform var(--duration-fast) var(--ease-out)}.press-scale:active{transform:scale(.96)}.btn-animate{transition:all var(--duration-fast) var(--ease-out)}.btn-animate:hover{transform:translateY(-2px);filter:brightness(1.1)}.btn-animate:active{transform:translateY(0) scale(.98)}@keyframes slideInRight{0%{opacity:0;transform:translateX(-20px)}to{opacity:1;transform:translateX(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.animate-fade-in{animation:fadeIn .5s ease-out forwards}.animate-slide-in{animation:slideInRight .4s ease-out forwards}.animate-float{animation:float 3s ease-in-out infinite}.mb-0{margin-bottom:0}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.mb-4{margin-bottom:32px}.mt-0{margin-top:0}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.gap-1{gap:8px}.gap-2{gap:16px}.gap-3{gap:24px}@media (max-width:640px){.container{padding:16px 16px 60px}.card-body{padding:20px}.navbar{flex-direction:column;align-items:flex-start}.hero{padding:24px 0 40px}.hero-actions{flex-direction:column;width:100%}.hero-actions .btn{width:100%}.quiz-nav{flex-direction:column-reverse}.quiz-nav .btn{width:100%}.result-actions{flex-direction:column;width:100%}.result-actions .btn{width:100%}.exam-timer{align-self:flex-end}}.exam-timer{display:inline-flex;align-items:center;gap:10px;padding:12px 20px;font-size:1.1rem;font-weight:700;background:var(--bg-glass);border:1px solid var(--border-subtle);border-radius:var(--radius-full);color:var(--text-primary);transition:all var(--transition-normal)}.exam-timer .timer-icon{font-size:1.2rem}.exam-timer .timer-value{font-family:Courier New,monospace;min-width:50px;text-align:center}.exam-timer.low-time{background:rgba(239,68,68,.15);border-color:var(--accent-danger);color:var(--accent-danger);animation:timerPulse .5s ease-in-out infinite alternate}@keyframes timerPulse{0%{transform:scale(1);box-shadow:0 0 0 0 rgba(239,68,68,.4)}to{transform:scale(1.02);box-shadow:0 0 20px 0 rgba(239,68,68,.3)}}.exam-details{margin-top:32px;padding-top:32px;border-top:1px solid var(--border-subtle);text-align:right}.details-title{font-size:1.5rem;font-weight:800;margin-bottom:24px;background:var(--brand-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.details-list{display:flex;flex-direction:column;gap:16px}.detail-card{background:var(--bg-glass);border:2px solid var(--border-subtle);border-radius:var(--radius-lg);padding:20px;transition:all var(--transition-normal)}.detail-card.correct{border-color:rgba(16,185,129,.4);background:rgba(16,185,129,.05)}.detail-card.wrong{border-color:rgba(239,68,68,.4);background:rgba(239,68,68,.05)}.detail-card.unanswered{border-color:rgba(245,158,11,.4);background:rgba(245,158,11,.05)}.detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.detail-number{font-size:.9rem;font-weight:700;color:var(--text-secondary)}.detail-status{font-size:.85rem;font-weight:700;padding:4px 12px;border-radius:var(--radius-full)}.detail-status.correct{background:rgba(16,185,129,.2);color:var(--accent-success)}.detail-status.wrong{background:rgba(239,68,68,.2);color:var(--accent-danger)}.detail-status.unanswered{background:rgba(245,158,11,.2);color:var(--accent-warning)}.detail-question{font-size:1.1rem;font-weight:600;line-height:1.7;margin-bottom:16px;color:var(--text-primary)}.detail-answers{display:flex;flex-direction:column;gap:8px}.correct-answer,.user-answer{display:flex;align-items:center;gap:10px;font-size:.95rem}.answer-label{color:var(--text-secondary);min-width:110px}.answer-text{font-weight:600;padding:6px 14px;border-radius:var(--radius-md)}.answer-text.correct{background:rgba(16,185,129,.15);color:var(--accent-success)}.answer-text.wrong{background:rgba(239,68,68,.15);color:var(--accent-danger);text-decoration:line-through}.animate-check{animation:checkmark var(--duration-normal) var(--ease-back) forwards}.animate-shake{animation:shake var(--duration-normal) var(--ease-in-out) forwards}.confetti-container{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1000;overflow:hidden}.confetti-piece{position:absolute;width:10px;height:20px;top:-20px;opacity:.8;border-radius:2px;animation:confetti-fall linear infinite}@keyframes confetti-fall{0%{transform:translateY(0) rotate(0deg);opacity:1}to{transform:translateY(100vh) rotate(2turn);opacity:0}}.shadow-glow{box-shadow:0 0 30px var(--brand-glow)}.page-transition-wrapper{animation:page-fade var(--duration-page) var(--ease-out) forwards}@keyframes page-fade{0%{opacity:0;filter:blur(4px)}to{opacity:1;filter:blur(0)}}.countdown-container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;background:var(--bg-primary);color:var(--text-primary);padding:20px}.countdown-number{font-size:clamp(120px,25vw,280px);-webkit-text-fill-color:transparent;text-shadow:0 0 40px var(--brand-glow)}.countdown-number,.countdown-ready{font-weight:900;background:var(--brand-gradient);-webkit-background-clip:text;background-clip:text;line-height:1}.countdown-ready{font-size:clamp(48px,10vw,96px);-webkit-text-fill-color:transparent}.countdown-text{font-size:clamp(18px,3vw,24px);color:var(--text-secondary);font-weight:500;text-align:center;max-width:400px}.theme-controls{display:flex;gap:12px;align-items:center}.theme-toggle-btn{width:40px;height:40px;border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-glass);color:var(--text-primary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.theme-toggle-btn:hover{background:var(--bg-glass-bright);border-color:var(--border-light);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.theme-toggle-btn:active{transform:translateY(0) scale(.95)}.theme-toggle-btn:focus-visible{outline:2px solid var(--border-focus);outline-offset:2px}.footer-main{padding:80px 0 40px;background:var(--bg-secondary);border-top:1px solid var(--border-subtle);margin-top:100px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.5fr 1.5fr;grid-gap:48px;gap:48px;margin-bottom:60px}.footer-brand .footer-desc{color:var(--text-secondary);margin-top:20px;max-width:320px;line-height:1.8}.social-links{display:flex;gap:12px;margin-top:24px}.social-btn{width:40px;height:40px;border-radius:var(--radius-md);background:var(--bg-tertiary);color:var(--text-primary);display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast)}.social-btn:hover{background:var(--brand-primary);color:#fff;transform:translateY(-3px)}.footer-main h4{color:var(--text-primary);margin-bottom:24px;font-size:1.1rem;font-weight:700}.footer-contact ul,.footer-links ul{list-style:none}.footer-contact li,.footer-links li{margin-bottom:16px}.footer-links a{color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast)}.footer-links a:hover{color:var(--brand-primary)}.footer-contact li{display:flex;align-items:center;gap:12px;color:var(--text-secondary)}.contact-icon{color:var(--brand-primary);width:20px}.payment-icons{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}.trust-text{font-size:.8rem;color:var(--text-muted)}.footer-bottom{padding-top:40px;border-top:1px solid var(--border-subtle);text-align:center;color:var(--text-muted);font-size:.9rem}.scroll-to-top{position:fixed;bottom:30px;right:30px;width:50px;height:50px;background:var(--brand-primary);color:#fff;border:none;border-radius:var(--radius-md);cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);z-index:1000;opacity:0;visibility:hidden;transform:translateY(20px);transition:all var(--transition-normal)}.scroll-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}.scroll-to-top:hover{transform:translateY(-5px);background:var(--brand-secondary)}@media (max-width:992px){.footer-grid{grid-template-columns:1fr 1fr;gap:40px}}@media (max-width:600px){.footer-grid{grid-template-columns:1fr}.scroll-to-top{bottom:20px;right:20px;width:44px;height:44px}}*{transition:background-color var(--transition-normal),border-color var(--transition-normal),color var(--transition-normal)}.animate-fade-in,.animate-fade-scale,.animate-slide-up,.btn-animate,.hover-lift{transition:transform var(--transition-fast),opacity var(--transition-fast),box-shadow var(--transition-fast),background-color var(--transition-normal),border-color var(--transition-normal),color var(--transition-normal)}.question-image-container{position:relative;margin:20px 0;border-radius:var(--radius-lg);overflow:hidden;cursor:zoom-in;border:1px solid var(--border-subtle);background:var(--bg-glass);transition:all var(--transition-normal)}.question-image-container:hover{border-color:var(--brand-primary);box-shadow:var(--shadow-glow);transform:scale(1.02)}.question-image-preview{width:100%;max-height:300px;object-fit:contain;display:block;transition:transform var(--transition-slow)}.question-image-container:hover .question-image-preview{transform:scale(1.05)}.image-zoom-badge{position:absolute;bottom:12px;right:12px;display:flex;align-items:center;gap:8px;padding:8px 14px;background:var(--brand-gradient);color:#fff;border-radius:var(--radius-full);font-size:.85rem;font-weight:600;box-shadow:0 4px 12px rgba(0,0,0,.2);border:none;cursor:pointer;opacity:.9;transition:all var(--transition-fast)}.image-zoom-badge:hover{opacity:1;transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.3)}.lightbox-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.85);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);z-index:9999;display:flex;align-items:center;justify-content:center;padding:20px;cursor:zoom-out}.lightbox-content{position:relative;max-width:90vw;max-height:90vh;background:var(--bg-card);border-radius:var(--radius-xl);padding:10px;box-shadow:0 30px 60px rgba(0,0,0,.5);cursor:default;border:1px solid var(--border-light)}.lightbox-content img{max-width:100%;max-height:calc(90vh - 20px);border-radius:var(--radius-lg);object-fit:contain;display:block}.lightbox-close{position:absolute;top:-15px;right:-15px;width:40px;height:40px;background:var(--brand-gradient);color:#fff;border:2px solid #fff;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.3);transition:all var(--transition-fast);z-index:100}.lightbox-close:hover{transform:scale(1.1) rotate(90deg)}@media (max-width:640px){.question-image-preview{max-height:200px}.lightbox-close{top:10px;right:10px}}