:root{--color-primary: #2c5f4f;--color-primary-light: #3d7a64;--color-primary-dark: #1e4538;--color-secondary: #8b4513;--color-accent: #d4a574;--color-text: #2d2d2d;--color-text-light: #666;--color-bg: #fdfaf6;--color-bg-secondary: #f5f1ec;--color-border: #e0ddd8;--color-white: #ffffff;--color-shadow: rgba(0, 0, 0, .1);--color-overlay: rgba(0, 0, 0, .6);--font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;--font-serif: Georgia, "Times New Roman", serif;--transition: all .3s ease;--shadow-sm: 0 2px 8px var(--color-shadow);--shadow-md: 0 4px 16px var(--color-shadow);--shadow-lg: 0 8px 32px var(--color-shadow);--border-radius: 12px;--spacing: 8px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-primary);color:var(--color-text);background-color:var(--color-bg);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding-top:70px}a{color:inherit;text-decoration:none;transition:var(--transition)}img{max-width:100%;height:auto;display:block}.navigation{position:fixed;top:0;left:0;right:0;background:var(--color-white);box-shadow:var(--shadow-sm);z-index:1000;transition:var(--transition)}.nav-container{max-width:1400px;margin:0 auto;padding:0 calc(var(--spacing) * 3);display:flex;align-items:center;justify-content:space-between;height:70px}.logo{display:flex;align-items:center;gap:calc(var(--spacing) * 1.5);font-size:24px;font-weight:700;color:var(--color-primary);font-family:var(--font-serif)}.logo-icon{font-size:32px}.nav-menu{display:flex;list-style:none;gap:calc(var(--spacing) * 4);align-items:center}.nav-menu a{padding:calc(var(--spacing) * 1) calc(var(--spacing) * 2);font-weight:500;color:var(--color-text);border-radius:6px;transition:var(--transition)}.nav-menu a:hover{background-color:var(--color-bg-secondary);color:var(--color-primary)}.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}.menu-toggle span{width:25px;height:3px;background-color:var(--color-primary);transition:var(--transition);border-radius:3px}.hero{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:var(--color-white);padding:calc(var(--spacing) * 10) calc(var(--spacing) * 3);position:relative;overflow:hidden}.hero-content{max-width:1400px;margin:0 auto;text-align:center;position:relative;z-index:2}.hero-title{font-size:clamp(36px,5vw,56px);font-family:var(--font-serif);margin-bottom:calc(var(--spacing) * 2);font-weight:700;letter-spacing:2px}.hero-subtitle{font-size:clamp(18px,2.5vw,24px);margin-bottom:calc(var(--spacing) * 3);opacity:.95;font-weight:500}.hero-description{font-size:clamp(14px,2vw,16px);max-width:800px;margin:0 auto;line-height:1.8;opacity:.9}.hero-decoration{position:absolute;right:10%;top:50%;transform:translateY(-50%);opacity:.1}.book-stack{position:relative;width:200px;height:200px}.book{position:absolute;width:150px;height:200px;background:var(--color-white);border-radius:4px;transform-origin:bottom left}.book-1{transform:rotate(-10deg);left:0}.book-2{transform:rotate(5deg);left:30px}.book-3{transform:rotate(15deg);left:60px}section{padding:calc(var(--spacing) * 8) calc(var(--spacing) * 3);max-width:1400px;margin:0 auto}.section-header{text-align:center;margin-bottom:calc(var(--spacing) * 6)}.section-header h2{font-size:clamp(28px,4vw,40px);color:var(--color-primary);margin-bottom:calc(var(--spacing) * 2);font-family:var(--font-serif);font-weight:700}.section-header p{font-size:clamp(14px,2vw,18px);color:var(--color-text-light)}.featured-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:calc(var(--spacing) * 4)}.featured-card{background:var(--color-white);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow-md);transition:var(--transition)}.featured-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.featured-image{position:relative;padding-top:60%;overflow:hidden;background:var(--color-bg-secondary)}.featured-image img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.featured-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:var(--color-overlay);display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--transition)}.featured-card:hover .featured-overlay{opacity:1}.play-button{width:60px;height:60px;background:var(--color-white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--color-primary)}.featured-content{padding:calc(var(--spacing) * 3)}.category-badge{display:inline-block;padding:calc(var(--spacing) * .5) calc(var(--spacing) * 2);background:var(--color-accent);color:var(--color-white);border-radius:20px;font-size:12px;font-weight:600;margin-bottom:calc(var(--spacing) * 1.5)}.featured-content h3{font-size:20px;margin-bottom:calc(var(--spacing) * 1);color:var(--color-primary);font-family:var(--font-serif);line-height:1.4}.author{color:var(--color-text-light);font-size:14px;margin-bottom:calc(var(--spacing) * 1.5)}.description{color:var(--color-text);font-size:14px;line-height:1.6;margin-bottom:calc(var(--spacing) * 2)}.meta-info{display:flex;gap:calc(var(--spacing) * 3);font-size:13px;color:var(--color-text-light)}.trending-section{background:var(--color-bg-secondary)}.trending-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:calc(var(--spacing) * 3)}.trending-card{background:var(--color-white);border-radius:var(--border-radius);padding:calc(var(--spacing) * 2);display:flex;gap:calc(var(--spacing) * 2);align-items:flex-start;box-shadow:var(--shadow-sm);transition:var(--transition);position:relative}.trending-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.trending-rank{position:absolute;top:calc(var(--spacing) * 2);left:calc(var(--spacing) * 2);width:32px;height:32px;background:var(--color-secondary);color:var(--color-white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;z-index:1}.trending-image{width:120px;height:160px;border-radius:8px;overflow:hidden;flex-shrink:0;background:var(--color-bg-secondary)}.trending-image img{width:100%;height:100%;object-fit:cover}.trending-info{flex:1}.trending-info h3{font-size:16px;margin-bottom:calc(var(--spacing) * 1);color:var(--color-primary);line-height:1.4}.category{font-size:13px;color:var(--color-text-light);margin-bottom:calc(var(--spacing) * 1)}.tags{display:flex;flex-wrap:wrap;gap:calc(var(--spacing) * 1);margin-bottom:calc(var(--spacing) * 1)}.tag{padding:calc(var(--spacing) * .5) calc(var(--spacing) * 1.5);background:var(--color-bg-secondary);border-radius:12px;font-size:11px;color:var(--color-text-light)}.stats{font-size:12px;color:var(--color-text-light)}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:calc(var(--spacing) * 3)}.category-card{background:var(--color-white);padding:calc(var(--spacing) * 4);border-radius:var(--border-radius);text-align:center;box-shadow:var(--shadow-sm);transition:var(--transition);border:2px solid transparent}.category-card:hover{border-color:var(--color-primary);transform:translateY(-4px);box-shadow:var(--shadow-md)}.category-icon{font-size:48px;margin-bottom:calc(var(--spacing) * 2)}.category-card h3{font-size:16px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 1);font-weight:600}.category-card p{font-size:13px;color:var(--color-text-light)}.classic-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:calc(var(--spacing) * 4)}.classic-card{position:relative;border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow-md);transition:var(--transition)}.classic-card:hover{transform:scale(1.05);box-shadow:var(--shadow-lg)}.classic-image{position:relative;padding-top:140%;background:var(--color-bg-secondary)}.classic-image img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.image-overlay{position:absolute;bottom:0;left:0;right:0;height:50%;background:linear-gradient(to top,rgba(0,0,0,.8),transparent)}.classic-content{position:absolute;bottom:0;left:0;right:0;padding:calc(var(--spacing) * 3);color:var(--color-white);z-index:1}.classic-content h3{font-size:18px;margin-bottom:calc(var(--spacing) * 1);font-family:var(--font-serif);font-weight:700}.classic-content .author{color:#ffffffe6;font-size:14px;margin-bottom:calc(var(--spacing) * 1)}.excerpt{font-size:13px;line-height:1.5;color:#fffc}.latest-section{background:var(--color-bg-secondary)}.latest-list{display:flex;flex-direction:column;gap:calc(var(--spacing) * 3)}.latest-item{background:var(--color-white);border-radius:var(--border-radius);overflow:hidden;display:flex;box-shadow:var(--shadow-sm);transition:var(--transition)}.latest-item:hover{box-shadow:var(--shadow-md);transform:translate(8px)}.latest-image{width:200px;height:150px;flex-shrink:0;background:var(--color-bg-secondary)}.latest-image img{width:100%;height:100%;object-fit:cover}.latest-content{flex:1;padding:calc(var(--spacing) * 3);display:flex;flex-direction:column;justify-content:space-between}.latest-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:calc(var(--spacing) * 1.5)}.duration{font-size:12px;color:var(--color-text-light)}.latest-content h3{font-size:20px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 1.5);font-family:var(--font-serif);line-height:1.4}.latest-footer{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--color-text-light)}.views{display:flex;align-items:center;gap:calc(var(--spacing) * .5)}.modern-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:calc(var(--spacing) * 3)}.modern-card{position:relative;border-radius:var(--border-radius);overflow:hidden;padding-top:120%;box-shadow:var(--shadow-md);transition:var(--transition)}.modern-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.modern-image{position:absolute;top:0;left:0;width:100%;height:100%;background:var(--color-bg-secondary)}.modern-image img{width:100%;height:100%;object-fit:cover}.modern-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(to top,#000000e6,#0000004d);padding:calc(var(--spacing) * 3);display:flex;flex-direction:column;justify-content:flex-end;color:var(--color-white)}.modern-overlay .category{color:var(--color-accent);margin-bottom:calc(var(--spacing) * 1);font-size:12px;font-weight:600}.modern-overlay h3{font-size:18px;margin-bottom:calc(var(--spacing) * 1);font-family:var(--font-serif);color:var(--color-white)}.modern-overlay p{font-size:14px;margin-bottom:calc(var(--spacing) * 1.5);opacity:.9}.recommendations-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:calc(var(--spacing) * 3)}.recommendation-card{background:var(--color-white);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);position:relative}.recommendation-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.recommendation-number{position:absolute;top:calc(var(--spacing) * 2);right:calc(var(--spacing) * 2);width:40px;height:40px;background:var(--color-primary);color:var(--color-white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;z-index:1;box-shadow:var(--shadow-sm)}.recommendation-image{height:180px;background:var(--color-bg-secondary);overflow:hidden}.recommendation-image img{width:100%;height:100%;object-fit:cover}.recommendation-content{padding:calc(var(--spacing) * 3)}.recommendation-content h3{font-size:18px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 1);font-family:var(--font-serif);line-height:1.4}.recommendation-content .category{font-size:13px;color:var(--color-text-light);margin-bottom:calc(var(--spacing) * 1.5)}.recommendation-content .description{font-size:14px;line-height:1.6;color:var(--color-text);margin-bottom:calc(var(--spacing) * 2)}.meta{display:flex;justify-content:space-between;font-size:12px;color:var(--color-text-light)}.cta-section{background:linear-gradient(135deg,var(--color-primary-light) 0%,var(--color-primary) 100%);color:var(--color-white);text-align:center;padding:calc(var(--spacing) * 10) calc(var(--spacing) * 3);border-radius:var(--border-radius);margin:calc(var(--spacing) * 6) calc(var(--spacing) * 3)}.cta-content h2{font-size:clamp(28px,4vw,40px);margin-bottom:calc(var(--spacing) * 2);font-family:var(--font-serif)}.cta-content p{font-size:clamp(16px,2vw,20px);margin-bottom:calc(var(--spacing) * 2);opacity:.95}.cta-description{max-width:800px;margin:0 auto;font-size:clamp(14px,2vw,16px);line-height:1.8;opacity:.9}.footer{background:var(--color-primary-dark);color:var(--color-white);padding:calc(var(--spacing) * 8) calc(var(--spacing) * 3) calc(var(--spacing) * 4);position:relative}.footer-container{max-width:1400px;margin:0 auto}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:calc(var(--spacing) * 6);margin-bottom:calc(var(--spacing) * 6)}.footer-column h3{font-size:18px;margin-bottom:calc(var(--spacing) * 3);font-weight:600;color:var(--color-accent)}.footer-description{line-height:1.8;opacity:.9;margin-bottom:calc(var(--spacing) * 2)}.footer-logo{display:flex;align-items:center;gap:calc(var(--spacing) * 1.5);font-size:20px;font-weight:700;font-family:var(--font-serif);opacity:.9}.footer-links{list-style:none}.footer-links li{margin-bottom:calc(var(--spacing) * 1.5)}.footer-links a{opacity:.8;transition:var(--transition)}.footer-links a:hover{opacity:1;color:var(--color-accent);padding-left:calc(var(--spacing) * 1)}.footer-contact{list-style:none}.footer-contact li{margin-bottom:calc(var(--spacing) * 1.5);opacity:.9}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:calc(var(--spacing) * 4)}.footer-copyright{text-align:center}.footer-copyright p{margin-bottom:calc(var(--spacing) * 2);opacity:.8}.footer-legal{display:flex;justify-content:center;gap:calc(var(--spacing) * 2);flex-wrap:wrap}.footer-legal a{opacity:.7;font-size:14px;transition:var(--transition)}.footer-legal a:hover{opacity:1;color:var(--color-accent)}.separator{opacity:.5}.back-to-top{position:fixed;bottom:calc(var(--spacing) * 4);right:calc(var(--spacing) * 4);width:50px;height:50px;background:var(--color-primary);color:var(--color-white);border:none;border-radius:50%;font-size:24px;cursor:pointer;box-shadow:var(--shadow-lg);transition:var(--transition);z-index:999}.back-to-top:hover{background:var(--color-primary-light);transform:translateY(-4px)}.detail-page{min-height:calc(100vh - 70px);background:var(--color-bg)}.detail-container{max-width:1400px;margin:0 auto;padding:calc(var(--spacing) * 4) calc(var(--spacing) * 3)}.breadcrumb{display:flex;align-items:center;gap:calc(var(--spacing) * 1.5);margin-bottom:calc(var(--spacing) * 4);font-size:14px;color:var(--color-text-light)}.breadcrumb a{color:var(--color-primary);transition:var(--transition)}.breadcrumb a:hover{text-decoration:underline}.breadcrumb .separator{color:var(--color-border)}.breadcrumb .current{color:var(--color-text);font-weight:500}.detail-content{display:grid;grid-template-columns:1fr 350px;gap:calc(var(--spacing) * 4)}.detail-main{background:var(--color-white);border-radius:var(--border-radius);padding:calc(var(--spacing) * 4);box-shadow:var(--shadow-sm)}.detail-title{font-size:clamp(24px,4vw,36px);color:var(--color-primary);margin-bottom:calc(var(--spacing) * 3);font-family:var(--font-serif);line-height:1.3}.detail-meta{display:flex;flex-wrap:wrap;gap:calc(var(--spacing) * 2);margin-bottom:calc(var(--spacing) * 4);padding-bottom:calc(var(--spacing) * 3);border-bottom:2px solid var(--color-border)}.detail-meta span{display:flex;align-items:center;gap:calc(var(--spacing) * .5);font-size:14px;color:var(--color-text-light)}.video-player{margin-bottom:calc(var(--spacing) * 4)}.video-container{position:relative;width:100%;padding-top:56.25%;background:#000;border-radius:var(--border-radius);overflow:hidden}.video-element{position:absolute;top:0;left:0;width:100%;height:100%}.video-loading,.video-error{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000c;color:var(--color-white);z-index:1}.spinner{width:50px;height:50px;border:4px solid rgba(255,255,255,.3);border-top-color:var(--color-white);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:calc(var(--spacing) * 2)}@keyframes spin{to{transform:rotate(360deg)}}.detail-description,.detail-review{margin-bottom:calc(var(--spacing) * 4)}.detail-description h2,.detail-review h2{font-size:24px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 2);font-family:var(--font-serif)}.detail-description p,.review-content p{line-height:1.8;color:var(--color-text);font-size:16px}.review-content{background:var(--color-bg-secondary);padding:calc(var(--spacing) * 3);border-radius:8px;border-left:4px solid var(--color-primary)}.detail-tags h3{font-size:18px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 2)}.tags-list{display:flex;flex-wrap:wrap;gap:calc(var(--spacing) * 1.5)}.tags-list .tag{padding:calc(var(--spacing) * 1) calc(var(--spacing) * 2);background:var(--color-primary);color:var(--color-white);border-radius:20px;font-size:13px;font-weight:500}.detail-sidebar{display:flex;flex-direction:column;gap:calc(var(--spacing) * 3)}.sidebar-card{background:var(--color-white);border-radius:var(--border-radius);padding:calc(var(--spacing) * 3);box-shadow:var(--shadow-sm)}.sidebar-card h3{font-size:18px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 2);font-weight:600}.info-list{display:flex;flex-direction:column;gap:calc(var(--spacing) * 2)}.info-item{display:flex;justify-content:space-between;padding:calc(var(--spacing) * 1.5) 0;border-bottom:1px solid var(--color-border)}.info-item:last-child{border-bottom:none}.info-item .label{font-weight:500;color:var(--color-text-light)}.info-item .value{color:var(--color-text)}.share-buttons{display:flex;flex-direction:column;gap:calc(var(--spacing) * 1.5)}.share-btn{padding:calc(var(--spacing) * 1.5);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:8px;cursor:pointer;transition:var(--transition);font-size:14px;color:var(--color-text)}.share-btn:hover{background:var(--color-primary);color:var(--color-white);border-color:var(--color-primary)}.related-section{margin-top:calc(var(--spacing) * 6)}.related-section h2{font-size:28px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 4);font-family:var(--font-serif)}.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:calc(var(--spacing) * 3)}.related-card{background:var(--color-white);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition)}.related-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.related-image{position:relative;padding-top:75%;background:var(--color-bg-secondary)}.related-image img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover}.play-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#0006;display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--transition)}.related-card:hover .play-overlay{opacity:1}.play-icon{width:50px;height:50px;background:var(--color-white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--color-primary)}.related-content{padding:calc(var(--spacing) * 2.5)}.related-content h3{font-size:16px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 1);line-height:1.4}.related-content .category{font-size:13px;color:var(--color-text-light);margin-bottom:calc(var(--spacing) * 1.5)}.related-content .meta{display:flex;justify-content:space-between;font-size:12px;color:var(--color-text-light)}.detail-not-found{text-align:center;padding:calc(var(--spacing) * 10) calc(var(--spacing) * 3)}.detail-not-found h2{font-size:32px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 2);font-family:var(--font-serif)}.detail-not-found p{color:var(--color-text-light);margin-bottom:calc(var(--spacing) * 4);font-size:16px}.btn-primary{display:inline-block;padding:calc(var(--spacing) * 2) calc(var(--spacing) * 4);background:var(--color-primary);color:var(--color-white);border-radius:8px;font-weight:500;transition:var(--transition)}.btn-primary:hover{background:var(--color-primary-light);transform:translateY(-2px);box-shadow:var(--shadow-md)}.info-page{min-height:calc(100vh - 70px);background:var(--color-bg)}.info-container{max-width:900px;margin:0 auto;padding:calc(var(--spacing) * 6) calc(var(--spacing) * 3)}.info-title{font-size:clamp(32px,5vw,48px);color:var(--color-primary);text-align:center;margin-bottom:calc(var(--spacing) * 6);font-family:var(--font-serif)}.info-content{background:var(--color-white);border-radius:var(--border-radius);padding:calc(var(--spacing) * 5);box-shadow:var(--shadow-sm);margin-bottom:calc(var(--spacing) * 4)}.info-section{margin-bottom:calc(var(--spacing) * 5)}.info-section:last-child{margin-bottom:0}.section-heading{font-size:24px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 3);font-family:var(--font-serif);padding-bottom:calc(var(--spacing) * 2);border-bottom:2px solid var(--color-accent)}.section-content{line-height:1.8;color:var(--color-text)}.section-content p{margin-bottom:calc(var(--spacing) * 2);font-size:16px}.section-content p:last-child{margin-bottom:0}.info-cta{background:var(--color-bg-secondary);border-radius:var(--border-radius);padding:calc(var(--spacing) * 5);text-align:center}.info-cta h3{font-size:24px;color:var(--color-primary);margin-bottom:calc(var(--spacing) * 2);font-family:var(--font-serif)}.info-cta p{color:var(--color-text-light);margin-bottom:calc(var(--spacing) * 4);font-size:16px}.cta-buttons{display:flex;gap:calc(var(--spacing) * 3);justify-content:center;flex-wrap:wrap}.btn-secondary{display:inline-block;padding:calc(var(--spacing) * 2) calc(var(--spacing) * 4);background:var(--color-white);color:var(--color-primary);border:2px solid var(--color-primary);border-radius:8px;font-weight:500;transition:var(--transition)}.btn-secondary:hover{background:var(--color-primary);color:var(--color-white);transform:translateY(-2px);box-shadow:var(--shadow-md)}@media (max-width: 1024px){.detail-content{grid-template-columns:1fr}.detail-sidebar{flex-direction:row}.sidebar-card{flex:1}}@media (max-width: 768px){.nav-menu{position:fixed;top:70px;left:0;right:0;background:var(--color-white);flex-direction:column;padding:calc(var(--spacing) * 3);box-shadow:var(--shadow-md);transform:translateY(-100%);opacity:0;visibility:hidden;transition:var(--transition)}.nav-menu.active{transform:translateY(0);opacity:1;visibility:visible}.menu-toggle{display:flex}.menu-toggle.active span:nth-child(1){transform:rotate(45deg) translateY(8px)}.menu-toggle.active span:nth-child(2){opacity:0}.menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translateY(-8px)}.hero{padding:calc(var(--spacing) * 6) calc(var(--spacing) * 3)}section{padding:calc(var(--spacing) * 5) calc(var(--spacing) * 2)}.featured-grid,.trending-grid,.classic-grid,.modern-grid,.recommendations-grid,.related-grid{grid-template-columns:1fr}.categories-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:calc(var(--spacing) * 2)}.latest-item{flex-direction:column}.latest-image{width:100%;height:200px}.footer-grid{grid-template-columns:1fr;gap:calc(var(--spacing) * 4)}.detail-sidebar{flex-direction:column}.info-content{padding:calc(var(--spacing) * 3)}.cta-buttons{flex-direction:column}.back-to-top{bottom:calc(var(--spacing) * 2);right:calc(var(--spacing) * 2);width:45px;height:45px;font-size:20px}}@media (max-width: 480px){.trending-card{flex-direction:column}.trending-image{width:100%;height:180px}.featured-grid{grid-template-columns:1fr}.detail-main{padding:calc(var(--spacing) * 2)}.nav-container{padding:0 calc(var(--spacing) * 2)}.logo-text{font-size:18px}.breadcrumb{font-size:12px;flex-wrap:wrap}}