:root{--primary-color: #4F46E5;--primary-dark: #3730A3;--primary-light: #6366F1;--secondary-color: #10B981;--secondary-dark: #059669;--secondary-light: #34D399;--accent-color: #F97316;--accent-dark: #EA580C;--background-light: #F9FAFB;--background-white: #FFFFFF;--background-card: #F3F4F6;--text-primary: #1F2937;--text-secondary: #4B5563;--text-muted: #6B7280;--border-color: #E5E7EB;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--transition: .3s ease}html,body{margin:0;padding:0;width:100%;overflow-x:hidden;scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--background-light);color:var(--text-primary);line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:4rem 1rem 1rem;position:relative;box-sizing:border-box}.hero{text-align:center;padding:3rem 2rem;background:linear-gradient(135deg,#6366f1,#4f46e5);color:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);margin-top:1rem;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background-image:url(/images/crazycattle-preview.webp);background-size:cover;background-position:center;opacity:.1;z-index:0}.hero h1{font-size:2.75rem;font-weight:800;margin-bottom:1rem;position:relative;z-index:1;text-shadow:0 2px 4px rgba(0,0,0,.3)}.tagline{font-size:1.25rem;color:#ffffffe6;max-width:800px;margin:0 auto 1.5rem;position:relative;z-index:1}.button-group{margin-top:1.5rem;display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;position:relative;z-index:1}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;font-weight:600;border-radius:var(--radius-md);text-decoration:none;border:none;cursor:pointer;transition:all var(--transition);background-color:var(--primary-color);color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow-md)}.btn:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(#ffffff1a,#fff0);opacity:0;transition:opacity var(--transition)}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn:hover:after{opacity:1}.btn:active{transform:translateY(0)}.btn.secondary{background-color:var(--secondary-color)}.kofi{background-color:#ff5e5b}.btn svg,.btn img{margin-right:.5rem;width:1.25rem;height:1.25rem}.iframe-section{margin:3rem 0;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;position:relative;height:70vh;background-color:var(--background-card)}.iframe-section iframe{width:100%;height:100%;border:none;display:block}.game-placeholder{width:100%;height:100%;position:relative;overflow:hidden;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center}.game-placeholder .preview-img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.play-button{position:absolute;background-color:var(--accent-color);color:#fff;font-size:1.25rem;font-weight:600;padding:1rem 2rem;border-radius:var(--radius-md);border:none;cursor:pointer;transition:all var(--transition);box-shadow:0 4px 20px #0000004d;z-index:5;display:flex;align-items:center;gap:.5rem}.play-button:hover{background-color:var(--accent-dark);transform:scale(1.05)}.game-placeholder:hover .preview-img{transform:scale(1.03)}.game-container{position:relative;height:100%;width:100%;border-radius:var(--radius-lg);overflow:hidden}.game-controls{position:absolute;bottom:1rem;right:1rem;display:flex;gap:.5rem;z-index:100}.control-btn{background-color:#00000080;color:#fff;border:none;border-radius:var(--radius-sm);width:2.5rem;height:2.5rem;font-size:1.25rem;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color var(--transition);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.control-btn:hover{background-color:#000000b3}.download-section{background-color:var(--background-white);padding:2.5rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-top:3rem;border:1px solid var(--border-color)}.download-section h2{font-size:1.75rem;font-weight:700;margin-bottom:1rem;color:var(--text-primary);display:flex;align-items:center;gap:.5rem}.download-buttons{display:flex;flex-wrap:wrap;gap:1rem;margin-top:1.5rem}.download-link{background-color:var(--primary-color);color:#fff;padding:.75rem 1.5rem;border-radius:var(--radius-md);text-decoration:none;font-weight:600;display:inline-flex;align-items:center;transition:all var(--transition);box-shadow:var(--shadow-sm);gap:.5rem}.download-link:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.main-nav{position:fixed;top:0;left:0;right:0;background:#ffffffe6;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 1px 3px #0000001a;z-index:1000;padding:.5rem 0}.nav-content{max-width:1200px;margin:0 auto;padding:.5rem 1rem;display:flex;justify-content:space-between;align-items:center}.logo{display:flex;flex-direction:column;text-decoration:none;color:var(--text-primary);transition:color var(--transition);z-index:1001}.logo-main{font-size:1.5rem;font-weight:700;line-height:1.2;color:var(--primary-color)}.logo-sub{font-size:.9rem;color:var(--text-muted);margin-top:.1rem}.logo:hover{color:var(--primary-color)}.nav-main{display:flex;align-items:center;gap:1rem}.nav-main-links{display:flex;gap:.25rem}.nav-link{padding:.5rem .75rem;color:var(--text-secondary);text-decoration:none;font-weight:500;font-size:.9rem;border-radius:var(--radius-md);border:none;background:transparent;cursor:pointer;transition:all var(--transition);white-space:nowrap}.nav-link:hover{color:var(--primary-color);background-color:#6366f10d}.games-menu-btn{position:relative;display:flex;align-items:center;gap:8px;padding:8px 16px;background:#2c3e50;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:16px;transition:all .3s ease}.games-menu-btn:hover{background:#34495e}.games-menu-btn .tooltip{position:absolute;top:-30px;left:50%;transform:translate(-50%);color:var(--text-secondary);padding:4px 8px;border-radius:4px;font-size:12px;white-space:nowrap;opacity:1;visibility:visible;transition:all .3s ease}.games-menu-btn:hover .tooltip,.games-drawer.open~.games-menu-btn .tooltip{opacity:0;visibility:hidden}.games-menu-btn .tooltip:after{content:"";position:absolute;bottom:-4px;left:50%;transform:translate(-50%);border-left:4px solid transparent;border-right:4px solid transparent;border-top:4px solid var(--text-secondary)}.games-drawer{position:fixed;top:0;right:-300px;width:300px;height:100vh;background:#fff;box-shadow:-2px 0 5px #0000001a;transition:right .3s ease;z-index:1001;padding-top:4rem}.games-drawer.open{right:0}.games-drawer-content{padding:1.5rem;height:100%;overflow-y:auto}.games-drawer-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.games-drawer-header h3{color:var(--text-primary);margin:0;font-size:1.2rem;font-weight:600}.close-drawer-btn{background:none;border:none;color:var(--text-secondary);font-size:1.25rem;cursor:pointer;padding:.5rem;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;transition:all var(--transition)}.close-drawer-btn:hover{background:#6366f10d;color:var(--primary-color)}.games-list{display:flex;flex-direction:column;gap:.5rem}.game-link{display:flex;align-items:center;gap:.75rem;padding:.75rem;color:var(--text-secondary);text-decoration:none;border-radius:var(--radius-md);transition:all var(--transition)}.game-link:hover{background:#6366f10d;color:var(--primary-color)}.game-link.active{background:#6366f11a;color:var(--primary-color);font-weight:600}.game-link.active:hover{background:#6366f126}.game-icon{font-size:1.25rem}.game-name{font-weight:500}.drawer-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#00000080;z-index:1000;opacity:0;animation:fadeIn .3s ease forwards}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.mobile-menu-btn{display:none;background:none;border:none;font-size:1.5rem;color:var(--text-primary);cursor:pointer;padding:.5rem;z-index:1001}.mobile-menu{position:fixed;top:0;right:-100%;width:100%;height:100vh;background:#fff;transition:right .3s ease;z-index:998;padding-top:4rem}.mobile-menu.open{right:0}.mobile-menu-content{padding:1.5rem;display:flex;flex-direction:column;gap:1.5rem}.mobile-nav-links,.mobile-games-links{display:flex;flex-direction:column;gap:.5rem}.mobile-nav-link{padding:.75rem;color:var(--text-secondary);text-decoration:none;font-weight:500;border:none;background:transparent;text-align:left;cursor:pointer;transition:all var(--transition);border-radius:var(--radius-md)}.mobile-nav-link:hover{background:#6366f10d;color:var(--primary-color)}@media (max-width: 1024px){.nav-main-links{display:none}.nav-main{gap:.5rem}.games-menu-btn{padding:.5rem}}@media (max-width: 768px){.nav-content{padding:.5rem}.mobile-menu-btn{display:block}.nav-main{display:none}.logo-main{font-size:1.25rem}.logo-sub{font-size:.8rem}.container{padding-top:5rem}}.footer-nav{background-color:var(--background-white);border-top:1px solid var(--border-color);padding:3rem 0 1rem;margin-top:3rem}.footer-content{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;padding:0 1rem}.footer-section h3{font-size:1.25rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary)}.footer-section p{color:var(--text-secondary);font-size:.9rem;margin-bottom:1rem}.footer-links{display:flex;flex-direction:column;gap:.5rem}.footer-link{color:var(--text-secondary);text-decoration:none;font-size:.9rem;transition:color var(--transition);background:none;border:none;text-align:left;padding:0;cursor:pointer;display:inline-block}.footer-link:hover{color:var(--primary-color)}.footer-bottom{max-width:1200px;margin:2rem auto 0;padding:1rem;border-top:1px solid var(--border-color);text-align:center}.footer-bottom p{color:var(--text-muted);font-size:.85rem}.loading-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:70vh;border-radius:var(--radius-lg);background-color:var(--background-card);padding:1rem;contain:content}.image-placeholder{position:absolute;top:0;left:0;width:100%;height:100%;background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-lg)}.preview-img{width:100%;height:auto;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);transition:all var(--transition)}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.loading-text{font-size:1.25rem;font-weight:600;color:var(--text-muted);margin-top:1.5rem;animation:pulse 1.5s infinite}@keyframes pulse{0%{opacity:.3}50%{opacity:1}to{opacity:.3}}.floating-bookmark{position:fixed;bottom:2rem;right:2rem;background-color:var(--accent-color);color:#fff;border-radius:var(--radius-md);padding:.75rem 1.25rem;display:flex;align-items:center;gap:.5rem;box-shadow:var(--shadow-lg);cursor:pointer;z-index:900;transition:all var(--transition)}.floating-bookmark:hover{background-color:var(--accent-dark);transform:translateY(-3px)}@media (max-width: 768px){.floating-bookmark{display:none}}.about,.download-section,.features-grid,.how-to-play,.game-modes,.requirements,.tips{background-color:var(--background-white);padding:2rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-top:2rem;border:1px solid var(--border-color)}.about h2,.about h3,.features-grid h3,.how-to-play h3,.game-modes h3,.requirements h3,.tips h3{color:var(--text-primary);display:flex;align-items:center;gap:.5rem;font-weight:700}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.feature-card{background-color:var(--background-card);padding:1.5rem;border-radius:var(--radius-md);transition:transform var(--transition)}.feature-card:hover{transform:translateY(-5px)}.feature-card h4{color:var(--primary-color);margin-top:0;display:flex;align-items:center;gap:.5rem;font-size:1.1rem}.game-modes{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.mode-card{background-color:var(--background-card);padding:1.5rem;border-radius:var(--radius-md);transition:all var(--transition)}.mode-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.mode-card h4{color:var(--primary-color);margin-top:0;font-size:1.1rem}ul{padding-left:1.5rem}li{margin-bottom:.75rem}section[id]{scroll-margin-top:120px}.cheese-chompers-page{max-width:1200px;margin:0 auto;padding:1rem;color:var(--text-primary)}.game-header{text-align:center;margin-bottom:2rem;max-width:800px;margin-left:auto;margin-right:auto}.game-header h1{font-size:2.5rem;color:var(--text-primary);margin-bottom:1rem;font-weight:700}.game-description{font-size:1.2rem;color:var(--text-secondary);line-height:1.6;text-align:left;padding:0 1rem}.preview-image{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.play-overlay{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#0006;opacity:1;transition:opacity .3s ease}.game-preview:hover .preview-image{transform:scale(1.05)}.game-preview .play-button{padding:1rem 2.5rem;font-size:1.5rem;font-weight:600;color:#fff;background:var(--accent-color);border:2px solid white;border-radius:var(--radius-md);text-decoration:none;transition:all .3s ease;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:.5rem}.game-preview .play-button:hover{background:var(--accent-dark);transform:scale(1.05);box-shadow:0 6px 20px #0000004d}.game-features,.how-to-play,.faq,.game-tips{background-color:var(--background-white);padding:2rem;border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin:2rem 0;border:1px solid var(--border-color)}.game-features h2,.how-to-play h2,.faq h2,.game-tips h2{font-size:1.8rem;color:var(--text-primary);margin-bottom:1.5rem;font-weight:600}.faq-item{margin:1.5rem 0;padding:1.5rem;background:var(--background-card);border-radius:var(--radius-md);transition:transform .3s ease}.faq-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}.faq-item h3{font-size:1.2rem;color:var(--primary-color);margin-bottom:.5rem;font-weight:600}@media (max-width: 768px){.cheese-chompers-page{padding:.5rem}.game-preview{height:300px}.game-header{padding:0 1rem}.game-header h1{font-size:2rem}.game-description{font-size:1rem;padding:0}.game-preview .play-button{padding:.8rem 1.5rem;font-size:1.2rem}}.cheese-chompers-page .game-container{position:relative;width:100%;margin:2rem 0}.game-preview{position:relative;width:100%;height:400px;overflow:hidden;border-radius:var(--radius-lg);margin:2rem 0;box-shadow:var(--shadow-lg);cursor:pointer}.best-result-section{padding:4rem 2rem;background:linear-gradient(135deg,#f8f9fa,#e9ecef);margin:2rem 0}.best-result-container{max-width:1200px;margin:0 auto}.best-result-content{text-align:center;padding:2rem;background:#ffffffe6;border-radius:1rem;box-shadow:0 4px 6px #0000001a}.best-result-content h2{font-size:2.5rem;color:#2c3e50;margin-bottom:1rem;font-weight:700}.best-result-content p{font-size:1.2rem;color:#4a5568;margin-bottom:2rem;line-height:1.6}.best-result-image{margin:2rem 0;border-radius:.5rem;overflow:hidden;box-shadow:0 4px 6px #0000001a}.best-result-image img{width:100%;height:auto;display:block;transition:transform .3s ease}.best-result-image img:hover{transform:scale(1.02)}.best-result-cta{margin-top:2rem}.best-result-cta .btn{font-size:1.2rem;padding:1rem 2rem;background:linear-gradient(135deg,#4caf50,#45a049);color:#fff;border:none;border-radius:.5rem;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease}.best-result-cta .btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #4caf504d}.best-result-cta .btn span{margin-right:.5rem}@media (max-width: 768px){.best-result-section{padding:2rem 1rem}.best-result-content h2{font-size:2rem}.best-result-content p{font-size:1.1rem}.best-result-cta .btn{font-size:1.1rem;padding:.8rem 1.6rem}}.game-page{max-width:1200px;margin:0 auto;padding:2rem}.game-header{text-align:center;margin-bottom:2rem}.game-header h1{font-size:2.5rem;margin-bottom:1rem;color:var(--primary-color)}.game-description{font-size:1.1rem;line-height:1.6;color:var(--text-color);max-width:800px;margin:0 auto}.game-section{margin:2rem 0}.game-container{position:relative;width:100%;height:70vh;max-height:800px;background:#f5f5f5;border-radius:8px;overflow:hidden;box-shadow:0 4px 6px #0000001a}.game-container iframe{width:100%;height:100%;border:none}.loading-placeholder{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#f5f5f5}.loading-spinner{width:50px;height:50px;border:5px solid #f3f3f3;border-top:5px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.game-controls{position:absolute;bottom:1rem;right:1rem;display:flex;gap:.5rem}.control-btn{background:#ffffffe6;border:none;border-radius:4px;padding:.5rem;cursor:pointer;font-size:1.2rem;transition:background-color .2s}.control-btn:hover{background:#fff}.game-info,.game-tips{margin:3rem 0}.game-instructions,.tips-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:1.5rem}.instruction-item,.tip-item{background:#fff;padding:1.5rem;border-radius:8px;box-shadow:0 2px 4px #0000001a}.instruction-item h3,.tip-item h3{color:var(--primary-color);margin-bottom:1rem}.instruction-item ul{list-style:none;padding:0}.instruction-item li{margin-bottom:.5rem;padding-left:1.5rem;position:relative}.instruction-item li:before{content:"•";position:absolute;left:0;color:var(--primary-color)}@media (max-width: 768px){.game-page{padding:1rem}.game-header h1{font-size:2rem}.game-container{height:50vh}.game-instructions,.tips-container{grid-template-columns:1fr}}.game-instructions{margin:3rem 0;padding:0;background:transparent;box-shadow:none;border:none;display:flex;flex-direction:row;gap:1.5rem}.instructions-header{width:250px;padding:2rem;border-radius:var(--radius-lg);display:flex;justify-content:center;align-items:center;box-shadow:var(--shadow-md)}.instructions-header h2{color:#fff;text-align:center;font-size:1.8rem;font-weight:700;line-height:1.3;margin:0}.instructions-box-grid{flex:1;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:1rem;grid-template-areas:"top-left top-right" "bottom-left bottom-right"}.top-left{grid-area:top-left}.top-right{grid-area:top-right}.bottom-left{grid-area:bottom-left}.bottom-right{grid-area:bottom-right}.instruction-item{padding:1.5rem;background-color:var(--background-white);border-radius:var(--radius-md);transition:transform .3s ease,box-shadow .3s ease;height:100%;box-shadow:var(--shadow-md);border:1px solid var(--border-color)}.instruction-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}@media (max-width: 1024px){.game-instructions{flex-direction:column}.instructions-header{width:100%;padding:1.5rem}.instructions-header h2{font-size:1.5rem}.instructions-header h2 br{display:none}}@media (max-width: 768px){.instructions-box-grid{grid-template-columns:1fr;grid-template-rows:repeat(4,auto);grid-template-areas:"top-left" "top-right" "bottom-left" "bottom-right"}.instruction-item{padding:1rem}}.game-instructions,.game-features,.game-info,.learn-more,.quiz-section{background:#fff;border-radius:var(--radius-lg);padding:2rem;margin:2rem auto;box-shadow:var(--shadow-md);width:100%;max-width:1200px;overflow:hidden}.game-instructions h2,.game-features h2,.game-info h2,.learn-more h2{margin-bottom:1.5rem;color:var(--primary-color);text-align:center;font-size:1.8rem;font-weight:700}.instructions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-top:1.5rem;width:100%}.instruction-item{padding:1.5rem;background-color:var(--background-card);border-radius:var(--radius-md);transition:transform .3s ease,box-shadow .3s ease;height:100%}.instruction-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}.instruction-item h3{margin-bottom:1rem;color:var(--primary-color);font-size:1.2rem;font-weight:600;display:flex;align-items:center;gap:.5rem}.instruction-item p{color:var(--text-secondary);line-height:1.5}.learn-more p{color:var(--text-secondary);line-height:1.7;font-size:1.1rem;text-align:center;max-width:900px;margin:0 auto}.learn-more a{color:var(--primary-color);text-decoration:none;font-weight:600;transition:color .2s ease}.learn-more a:hover{color:var(--primary-dark);text-decoration:underline}.brainrot-description p{margin-bottom:1rem;line-height:1.7;color:var(--text-secondary)}@media (max-width: 768px){.instructions-grid{grid-template-columns:1fr}.instruction-item{padding:1rem}.game-instructions,.game-features,.game-info,.learn-more,.quiz-section{padding:1.5rem;margin:1.5rem 1rem}.game-instructions h2,.game-features h2,.game-info h2,.learn-more h2{font-size:1.5rem}}.game-page-container{width:100%;max-width:100%;margin:0 auto;overflow-x:hidden}.game-page-layout{display:grid;grid-template-columns:minmax(160px,1fr) minmax(auto,1200px) minmax(160px,1fr);gap:1rem;padding:1rem}.game-page-content{width:100%;max-width:1200px;margin:0 auto}.game-page-ad{position:sticky;top:4rem;height:fit-content;padding:1rem;display:flex;justify-content:center;align-items:flex-start}.game-page-ad.left{justify-self:end}.game-page-ad.right{justify-self:start}.ad-container{width:160px;min-height:320px;background:#0000000d;border-radius:var(--radius-md);display:flex;justify-content:center;align-items:center}@media (max-width: 1440px){.game-page-layout{grid-template-columns:1fr}.game-page-ad{display:none}}.quiz-section{position:relative;overflow:hidden;background:#fff;border-radius:var(--radius-lg);padding:2rem;margin:2rem auto;box-shadow:var(--shadow-md);width:100%;max-width:1200px}.quiz-wrapper{position:relative;width:100%;max-width:800px;margin:0 auto}.quiz-slide{position:relative;width:100%;padding:1rem;background:var(--background-white);border-radius:var(--radius-md)}.quiz-question{margin-bottom:2rem;text-align:center}.question-image{position:relative;width:224px;height:208px;margin:0 auto 1.5rem;border-radius:var(--radius-md);overflow:hidden;background:var(--background-light)}.question-image img.question-img{width:100%;height:100%;object-fit:cover;display:block}.image-placeholder{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:var(--background-light);color:var(--text-muted);font-size:1.2rem;border:2px dashed var(--border-color)}.quiz-options{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.quiz-option{display:flex;align-items:center;gap:1rem;width:100%;padding:1rem;border:2px solid var(--border-color);border-radius:var(--radius-md);background:#fff;color:var(--text-primary);font-size:1rem;cursor:pointer;transition:all .3s ease;text-align:left}.quiz-option:hover:not(:disabled){border-color:var(--primary-color);background:#6366f10d}.quiz-option.correct{background:#dcfce7;border-color:#22c55e;color:#166534}.quiz-option.incorrect{background:#fee2e2;border-color:#ef4444;color:#991b1b}.quiz-option:disabled{cursor:not-allowed;opacity:.8}.option-letter{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;background:var(--background-light);border-radius:50%;font-weight:600;color:var(--text-secondary);flex-shrink:0}.option-text{flex-grow:1}.quiz-message{margin:1rem 0;padding:1rem;border-radius:var(--radius-md);text-align:center;font-weight:500}.quiz-message.correct{background:#dcfce7;color:#166534}.quiz-message.incorrect{background:#fee2e2;color:#991b1b}.quiz-progress{text-align:center;color:var(--text-secondary);margin-top:1rem;font-size:.9rem}@media (max-width: 640px){.quiz-section{padding:1rem}.quiz-slide{padding:.5rem}.question-image{height:150px}.quiz-option{padding:.75rem}.option-letter{width:1.75rem;height:1.75rem;font-size:.9rem}}.quiz-preview{padding:2rem}.quiz-preview-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem;margin-bottom:2rem}.preview-item{background:var(--background-card);border-radius:var(--radius-md);padding:1rem;transition:transform .3s ease}.preview-item:hover{transform:translateY(-5px)}.preview-image{width:100%;height:150px;border-radius:var(--radius-md);overflow:hidden;margin-bottom:1rem}.preview-options{display:grid;grid-template-columns:1fr;gap:.5rem}.preview-option{padding:.75rem;border:2px solid var(--border-color);border-radius:var(--radius-md);background:#fff;color:var(--text-secondary);font-size:.9rem;text-align:left;cursor:default}.quiz-button.start{display:block;width:200px;margin:2rem auto 0;font-size:1.2rem;padding:1rem 2rem;background:var(--accent-color)}.quiz-button.start:hover{background:var(--accent-dark)}@media (max-width: 768px){.quiz-preview-grid{grid-template-columns:1fr;gap:1rem}.preview-image{height:120px}}.iframe-error{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;text-align:center;background:var(--background-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);min-height:400px}.iframe-error .preview-img{max-width:200px;height:auto;margin-bottom:1.5rem;border-radius:var(--radius-md)}.iframe-error .error-content h3{color:var(--primary-color);margin-bottom:1rem;font-size:1.5rem}.iframe-error .error-content p{color:var(--text-secondary);margin-bottom:2rem;max-width:500px;line-height:1.6}.iframe-error .btn.play-direct{background:var(--primary-color);color:#fff;margin-bottom:1rem;padding:.75rem 2rem;font-size:1.1rem;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;border-radius:var(--radius-md);transition:var(--transition)}.iframe-error .btn.play-direct:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.iframe-error .btn.secondary{background:var(--background-card);color:var(--text-primary);border:1px solid var(--border-color);padding:.5rem 1.5rem;font-size:1rem;border-radius:var(--radius-md);transition:var(--transition)}.iframe-error .btn.secondary:hover{background:var(--border-color);transform:translateY(-1px)}@media (max-width: 768px){.iframe-error{padding:1rem;min-height:300px}.iframe-error .preview-img{max-width:150px}.iframe-error .error-content h3{font-size:1.25rem}.iframe-error .btn.play-direct{width:100%;justify-content:center}}.preview-container{position:relative;cursor:pointer;border-radius:var(--radius-lg);overflow:hidden;transition:var(--transition)}.preview-container:hover{transform:scale(1.02);box-shadow:var(--shadow-lg)}.preview-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#0000004d;display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--transition)}.preview-container:hover .preview-overlay{opacity:1}.play-hint{display:flex;flex-direction:column;align-items:center;gap:.5rem;color:#fff;text-align:center}.play-icon{font-size:3rem;animation:pulse 2s infinite}.play-text{font-size:1.2rem;font-weight:600;text-shadow:2px 2px 4px rgba(0,0,0,.5)}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.play-options-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem}.play-options{background:var(--background-white);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow-lg);max-width:500px;width:100%;text-align:center;position:relative}.play-options h3{color:var(--primary-color);margin-bottom:1.5rem;font-size:1.5rem}.play-options .play-button{width:100%;margin-bottom:1rem}.close-options{position:absolute;top:1rem;right:1rem;background:none;border:none;font-size:1.5rem;color:var(--text-muted);cursor:pointer;padding:.5rem;border-radius:50%;transition:var(--transition);width:40px;height:40px;display:flex;align-items:center;justify-content:center}.close-options:hover{background:var(--background-card);color:var(--text-primary)}.play-button.primary{background:var(--primary-color);color:#fff;border:none;padding:1rem 2rem;font-size:1.1rem;font-weight:600;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center;gap:.5rem}.play-button.primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.play-button.secondary{background:var(--background-card);color:var(--text-primary);border:2px solid var(--border-color);padding:.75rem 1.5rem;font-size:1rem;font-weight:500;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center;gap:.5rem}.play-button.secondary:hover{background:var(--border-color);transform:translateY(-1px)}.play-info{margin-top:1rem;padding:1rem;background:var(--background-card);border-radius:var(--radius-md);border-left:4px solid var(--primary-color)}.play-info p{margin:0;color:var(--text-secondary);font-size:.9rem;line-height:1.5}.popup-modal{max-width:500px;width:90%}.popup-content{text-align:center;padding:1rem}.popup-icon{font-size:3rem;margin-bottom:1rem}.popup-content h3{color:var(--primary-color);margin-bottom:1rem;font-size:1.5rem}.popup-content p{color:var(--text-secondary);margin-bottom:1.5rem;line-height:1.6}.popup-tips{background:var(--background-card);padding:1rem;border-radius:var(--radius-md);margin-bottom:1.5rem;text-align:left}.popup-tips h4{color:var(--primary-color);margin-bottom:.5rem;font-size:1rem}.popup-tips ul{margin:0;padding-left:1.2rem;color:var(--text-secondary);font-size:.9rem;line-height:1.5}.popup-tips li{margin-bottom:.5rem}.popup-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.popup-actions .btn{min-width:120px}@media (max-width: 768px){.preview-container:hover{transform:none}.preview-overlay{opacity:1;background:#00000080}.play-icon{font-size:2.5rem}.play-text{font-size:1rem}.play-options-modal{padding:.5rem}.play-options{padding:1.5rem;max-width:100%}.play-options h3{font-size:1.25rem;margin-bottom:1rem}.play-button.primary,.play-button.secondary{width:100%;padding:1rem;font-size:1rem}.close-options{top:.5rem;right:.5rem;width:35px;height:35px;font-size:1.25rem}.popup-modal{width:95%;margin:1rem}.popup-actions{flex-direction:column}.popup-actions .btn{width:100%}}