.quizzes-section{background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%);padding:60px 0}.quizzes-container{max-width:1200px;margin:0 auto;padding:0 20px}.quiz-card{background:#fff;border-radius:24px;margin-bottom:40px;transition:all .3s;overflow:hidden;box-shadow:0 20px 40px #00000014}.quiz-header{cursor:pointer;background:#fff;align-items:center;gap:30px;padding:30px;transition:background .3s;display:flex}.quiz-header:hover{background:#f8fafc}.quiz-image{border-radius:16px;flex-shrink:0;width:120px;height:120px;overflow:hidden}.quiz-image img{object-fit:cover;width:100%;height:100%}.quiz-info{flex:1}.quiz-badge{flex-wrap:wrap;gap:12px;margin-bottom:12px;display:flex}.badge{border-radius:30px;align-items:center;gap:6px;padding:6px 14px;font-size:.8rem;font-weight:600;display:inline-flex}.date-badge{color:#475569;background:#e2e8f0}.type-badge{color:#fff;background:linear-gradient(135deg,#3b82f6,#0ea5e9)}.quiz-title{color:#1e293b;margin-bottom:8px;font-size:1.6rem}.quiz-subtitle{color:#64748b;font-size:.95rem}.toggle-details{cursor:pointer;color:#64748b;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;transition:all .3s;display:flex}.toggle-details:hover{color:#3b82f6;background:#f1f5f9}.toggle-details i{transition:transform .3s}.quiz-card.expanded .toggle-details i{transform:rotate(180deg)}.quiz-details{background:#faf9f8;border-top:1px solid #e2e8f0;padding:0 30px 30px;animation:.3s slideDown;display:none}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.quiz-card.expanded .quiz-details{display:block}.stats-row{grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:30px;display:grid}.stat-card{background:#fff;border-radius:16px;align-items:center;gap:15px;padding:20px;display:flex;box-shadow:0 5px 15px #0000000d}.stat-card i{color:#3b82f6;font-size:2rem}.stat-info{flex-direction:column;display:flex}.stat-value{color:#1e293b;font-size:1.5rem;font-weight:700}.stat-label{color:#64748b;font-size:.8rem}.description-box{background:#fff;border-radius:16px;margin-bottom:30px;padding:25px;box-shadow:0 5px 15px #0000000d}.description-box h3{color:#1e293b;align-items:center;gap:10px;margin-bottom:15px;font-size:1.2rem;display:flex}.description-box h3 i{color:#3b82f6}.description-box p{color:#475569;margin-bottom:12px;line-height:1.7}.description-box p:last-child{margin-bottom:0}.leaderboard-box{background:#fff;border-radius:16px;margin-bottom:30px;padding:25px;box-shadow:0 5px 15px #0000000d}.leaderboard-box h3{color:#1e293b;align-items:center;gap:10px;margin-bottom:20px;font-size:1.2rem;display:flex}.leaderboard-box h3 i{color:#f59e0b}.leaderboard-grid{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.leaderboard-category{background:#f8fafc;border-radius:16px;padding:20px}.leaderboard-category.gold .category-header i{color:#fbbf24}.leaderboard-category.silver .category-header i{color:#94a3b8}.leaderboard-category.bronze .category-header i{color:#cd7a32}.category-header{border-bottom:2px solid #e2e8f0;align-items:center;gap:10px;margin-bottom:15px;padding-bottom:10px;display:flex}.category-header i{font-size:1.3rem}.category-header h4{color:#1e293b;font-size:1rem}.winner-list{margin:0;padding:0;list-style:none}.winner-list li{color:#475569;border-bottom:1px dashed #e2e8f0;padding:8px 0;font-size:.9rem}.winner-list li:last-child{border-bottom:none}.certificates-box{background:#fff;border-radius:16px;margin-bottom:30px;padding:25px;box-shadow:0 5px 15px #0000000d}.certificates-box h3 i{color:#10b981}.certificates-note{color:#64748b;margin-bottom:20px;font-style:italic}.certificates-gallery{flex-wrap:wrap;gap:15px;margin-bottom:20px;display:flex}.certificate-placeholder{color:#64748b;background:#f1f5f9;border:1px solid #e2e8f0;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:10px;width:100px;height:120px;font-size:.8rem;transition:all .3s;display:flex}.certificate-placeholder i{font-size:2rem}.certificate-placeholder.coming{cursor:pointer;background:#f8fafc;border:2px dashed #cbd5e1}.certificate-placeholder.coming i{color:#94a3b8}.drive-link{text-align:center;margin-top:15px}.analysis-link{text-align:center}.future-quizzes{text-align:center;background:#fff;border-radius:24px;padding:60px 40px;box-shadow:0 10px 25px #0000000d}.future-icon{color:#64748b;background:linear-gradient(135deg,#e2e8f0,#cbd5e1);border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 20px;font-size:2.5rem;display:flex}.future-quizzes h3{color:#1e293b;margin-bottom:10px;font-size:1.5rem}.future-quizzes p{color:#64748b}@media (width<=768px){.quiz-header{text-align:center;flex-direction:column;padding:20px}.quiz-image{width:100px;height:100px;margin:0 auto}.quiz-badge{justify-content:center}.stats-row{grid-template-columns:repeat(2,1fr);gap:15px}.leaderboard-grid{grid-template-columns:1fr;gap:15px}.toggle-details{position:absolute;top:20px;right:20px}.quiz-header{position:relative}}@media (width<=480px){.stats-row{grid-template-columns:1fr}.certificates-gallery{justify-content:center}}.folder-embed{background:#fff;border-radius:16px;margin-top:10px;overflow:hidden;box-shadow:0 5px 15px #00000014}.folder-embed iframe{width:100%;min-height:400px;display:block}@media (width<=768px){.folder-embed iframe{min-height:350px}}.certificates-box h3{color:#1e293b;align-items:center;gap:12px;margin-bottom:8px;font-size:1.8rem;display:flex}.certificates-box h3 i{color:#dc2626;font-size:1.8rem}.certificates-note{color:#64748b;margin-bottom:30px;font-size:1rem}.award-section{margin-bottom:40px}.award-title{border-bottom:3px solid #e2e8f0;align-items:center;gap:12px;margin-bottom:20px;padding-bottom:12px;display:flex}.award-title i{font-size:1.5rem}.award-title h4{color:#1e293b;letter-spacing:.5px;margin:0;font-size:1.3rem}.award-section:nth-child(2) .award-title i{color:#d4af37}.award-section:nth-child(3) .award-title i{color:silver}.award-section:nth-child(4) .award-title i{color:#cd7f32}.certificates-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:30px;margin-bottom:0;display:grid}.certificate-card{text-align:center;text-align:center;background:#fff;border:2px solid #e2e8f0;border-radius:28px;flex-direction:column;align-items:center;padding:32px 24px;transition:all .4s cubic-bezier(.2,.8,.2,1);display:flex;position:relative;overflow:hidden;box-shadow:0 8px 24px #00000014}.certificate-card:before{content:"";pointer-events:none;background:linear-gradient(90deg,#0000,#ffffff4d,#0000);width:100%;height:100%;transition:left .6s;position:absolute;top:0;left:-100%}.certificate-card:hover:before{left:100%}.cert-medal{margin-bottom:14px;font-size:2.8rem;transition:transform .4s cubic-bezier(.34,1.56,.64,1)}.certificate-card:hover .cert-medal{transform:scale(1.25)rotate(10deg)}.cert-image{object-fit:cover;border:2px solid #e2e8f0;border-radius:22px;width:300px;height:200px;margin-bottom:22px;transition:all .4s cubic-bezier(.2,.8,.2,1);display:block;box-shadow:0 10px 25px #0000001f}.certificate-card:hover .cert-image{transform:translateY(-8px)scale(1.05)}.cert-name{color:#1e293b;letter-spacing:.3px;margin:14px 0 6px;font-size:1.05rem;font-weight:700;line-height:1.4}.cert-rank{letter-spacing:.4px;margin-bottom:16px;font-size:.85rem;font-weight:600}.cert-actions{justify-content:center;margin-top:16px;display:flex}.cert-btn{border:2px solid #0000;border-radius:20px;padding:10px 24px;font-size:.85rem;font-weight:600;text-decoration:none;transition:all .3s}.certificate-first{background:linear-gradient(135deg,#fffbf0 0%,#fdf6e3 100%);border:2px solid #f4d03f;box-shadow:0 15px 40px #d4af371f,inset 0 1px #fff9}.certificate-first:hover{border-color:#d4af37;transform:translateY(-12px);box-shadow:0 25px 60px #d4af3740,inset 0 1px #fffc}.certificate-first .cert-image{border-color:#f4d03f;box-shadow:0 15px 35px #d4af372e,0 5px 15px #d4af371f}.certificate-first .cert-name{color:#7a5e1d}.certificate-first .cert-rank{color:#b8860b;text-transform:uppercase;font-size:.88rem}.certificate-first .cert-btn{color:#1a1a1a;background:linear-gradient(135deg,#f4d03f 0%,#d4af37 100%);border:2px solid #d4af37}.certificate-first .cert-btn:hover{background:linear-gradient(135deg,#d4af37 0%,#b8860b 100%);transform:translateY(-2px);box-shadow:0 8px 20px #d4af3759}.certificate-second{background:linear-gradient(135deg,#f8fafc 0%,#f1f5f9 100%);border:2px solid #cbd5e1;box-shadow:0 15px 40px #64748b1f,inset 0 1px #fffc}.certificate-second:hover{border-color:#94a3b8;transform:translateY(-12px);box-shadow:0 25px 60px #64748b38,inset 0 1px #ffffffe6}.certificate-second .cert-image{border-color:#cbd5e1;box-shadow:0 15px 35px #64748b24,0 5px 15px #64748b14}.certificate-second .cert-name{color:#334155}.certificate-second .cert-rank{color:#64748b;text-transform:uppercase;font-size:.88rem}.certificate-second .cert-btn{color:#1e293b;background:linear-gradient(135deg,#cbd5e1 0%,#94a3b8 100%);border:2px solid #94a3b8}.certificate-second .cert-btn:hover{background:linear-gradient(135deg,#94a3b8 0%,#64748b 100%);transform:translateY(-2px);box-shadow:0 8px 20px #64748b4d}.certificate-third{background:linear-gradient(135deg,#fef9f3 0%,#f8e4d0 100%);border:2px solid #d4a574;box-shadow:0 15px 40px #b478501f,inset 0 1px #fff9}.certificate-third:hover{border-color:#b8860b;transform:translateY(-12px);box-shadow:0 25px 60px #b4785038,inset 0 1px #fffc}.certificate-third .cert-image{border-color:#d4a574;box-shadow:0 15px 35px #b4785024,0 5px 15px #b4785014}.certificate-third .cert-name{color:#6b4423}.certificate-third .cert-rank{color:sienna;text-transform:uppercase;font-size:.88rem}.certificate-third .cert-btn{color:#fff;background:linear-gradient(135deg,#d4a574 0%,#b8860b 100%);border:2px solid #b8860b}.certificate-third .cert-btn:hover{background:linear-gradient(135deg,#b8860b 0%,#8b4513 100%);transform:translateY(-2px);box-shadow:0 8px 20px #b4785059}@media (width<=768px){.certificates-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}.certificate-card{padding:24px 18px}.cert-image{width:160px;height:160px;margin:0 auto 16px}.cert-medal{font-size:2.2rem}.cert-name{font-size:.95rem}}