.header{position:fixed;top:0;left:0;right:0;background:linear-gradient(135deg,#f4d03ffa,#f39c12fa);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-md);z-index:1000;transition:var(--transition)}.header-content{display:flex;justify-content:space-between;align-items:center;padding:16px 0}.logo{display:flex;align-items:center;gap:12px;font-size:1.5rem;font-weight:700;color:#fff;text-decoration:none;transition:var(--transition)}.logo:hover{transform:scale(1.05)}.logo-icon{font-size:2rem;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.logo-text{font-size:1.5rem;letter-spacing:1px}.nav{display:flex;gap:32px;align-items:center}.nav-link{color:#fff;font-size:1rem;font-weight:500;padding:8px 16px;border-radius:8px;transition:var(--transition);position:relative}.nav-link:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:0;height:2px;background:#fff;transition:width .3s ease}.nav-link:hover:after{width:80%}.nav-link:hover{background:#fff3}.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer;padding:8px}.hamburger{display:flex;flex-direction:column;gap:4px;width:28px}.hamburger span{display:block;width:100%;height:3px;background:#fff;border-radius:2px;transition:all .3s ease}.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(7px,7px)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-7px)}@media(max-width:768px){.mobile-menu-btn{display:block}.nav{position:fixed;top:60px;left:0;right:0;flex-direction:column;background:linear-gradient(135deg,#f4d03ffa,#f39c12fa);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:24px;gap:8px;transform:translateY(-100%);opacity:0;visibility:hidden;transition:all .3s ease;box-shadow:var(--shadow-md)}.nav.active{transform:translateY(0);opacity:1;visibility:visible}.nav-link{width:100%;text-align:center;padding:12px 16px}.logo-text{font-size:1.25rem}.logo-icon{font-size:1.75rem}}.footer{background:linear-gradient(135deg,#2c3e50,#34495e);color:#fff;padding:64px 0 24px;margin-top:0}.footer-content{display:grid;grid-template-columns:repeat(4,1fr);gap:48px;margin-bottom:48px}.footer-section{display:flex;flex-direction:column;gap:16px}.footer-title{font-size:1.25rem;font-weight:700;margin-bottom:8px;color:var(--primary-color)}.footer-desc{line-height:1.8;color:#fffc;font-size:.9rem}.social-links{display:flex;gap:12px;margin-top:8px}.social-link{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#ffffff1a;border-radius:50%;font-size:1.25rem;transition:var(--transition)}.social-link:hover{background:var(--primary-color);transform:translateY(-4px)}.footer-links{list-style:none;display:flex;flex-direction:column;gap:12px}.footer-links a{color:#fffc;transition:var(--transition);font-size:.95rem}.footer-links a:hover{color:var(--primary-color);padding-left:8px}.footer-contact{list-style:none;display:flex;flex-direction:column;gap:12px;color:#fffc;font-size:.9rem}.footer-bottom{padding-top:32px;border-top:1px solid rgba(255,255,255,.1);text-align:center;font-size:.875rem;color:#fff9}.copyright{margin-bottom:8px}.copyright a{color:#fff9;transition:var(--transition)}.copyright a:hover{color:var(--primary-color)}.icp{font-size:.8rem}@media(max-width:1200px){.footer-content{grid-template-columns:repeat(2,1fr);gap:32px}}@media(max-width:768px){.footer{padding:48px 0 24px;margin-top:0}.footer-content{grid-template-columns:1fr;gap:32px;margin-bottom:32px}.footer-section{text-align:center}.social-links{justify-content:center}.footer-links a:hover{padding-left:0}}.video-card{background:var(--bg-white);border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition);height:100%;display:flex;flex-direction:column}.video-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.video-card-image{position:relative;width:100%;height:220px;overflow:hidden;background:var(--bg-gray)}.video-card-image img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}.video-card:hover .video-card-image img{transform:scale(1.1)}.video-card-duration{position:absolute;bottom:12px;right:12px;background:#000c;color:#fff;padding:4px 8px;border-radius:4px;font-size:.875rem;font-weight:600}.video-card-overlay{position:absolute;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--transition)}.video-card:hover .video-card-overlay{opacity:1}.play-icon{width:60px;height:60px;background:#f4d03ff2;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;transform:scale(.8);transition:var(--transition)}.video-card:hover .play-icon{transform:scale(1)}.video-card-content{padding:20px;flex:1;display:flex;flex-direction:column}.video-card-title{font-size:1.125rem;font-weight:700;color:var(--text-dark);margin-bottom:12px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.video-card-description{font-size:.9rem;color:var(--text-light);margin-bottom:16px;line-height:1.6;flex:1}.video-card-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;font-size:.875rem}.video-card-category{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;padding:4px 12px;border-radius:16px;font-weight:600;font-size:.8rem}.video-card-views{color:var(--text-light);font-weight:500}.video-card-tags{display:flex;gap:8px;flex-wrap:wrap}@media(max-width:768px){.video-card-image{height:200px}.video-card-content{padding:16px}.video-card-title{font-size:1rem}.video-card-description{font-size:.875rem}}.home{overflow-x:hidden}.hero{position:relative;background:linear-gradient(135deg,#f4d03f,#f39c12,#e67e22);min-height:600px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:80px 24px}.hero-title{font-size:4rem;font-weight:800;margin-bottom:24px;text-shadow:2px 4px 8px rgba(0,0,0,.2);animation:fadeIn 1s ease-out}.hero-subtitle{font-size:1.5rem;margin-bottom:40px;opacity:.95;animation:fadeIn 1s ease-out .2s both}.hero-buttons{display:flex;gap:16px;justify-content:center;animation:fadeIn 1s ease-out .4s both}.btn-lg{padding:16px 48px;font-size:1.125rem}.hero-decoration{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}.floating-particle{position:absolute;width:100px;height:100px;background:#ffffff1a;border-radius:50%;animation:float-random 20s infinite ease-in-out}.floating-particle:nth-child(1){top:20%;left:10%;animation-delay:0s}.floating-particle:nth-child(2){top:60%;right:15%;animation-delay:5s;width:150px;height:150px}.floating-particle:nth-child(3){bottom:20%;left:50%;animation-delay:10s;width:80px;height:80px}@keyframes float-random{0%,to{transform:translate(0) rotate(0)}25%{transform:translate(50px,-50px) rotate(90deg)}50%{transform:translateY(-100px) rotate(180deg)}75%{transform:translate(-50px,-50px) rotate(270deg)}}.stats-section{background:linear-gradient(135deg,#3498db,#2ecc71);padding:64px 0;margin-top:-80px;position:relative;z-index:1}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}.stat-card{background:#fffffff2;padding:32px;border-radius:16px;text-align:center;box-shadow:var(--shadow-md);transition:var(--transition)}.stat-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.stat-icon{font-size:3rem;margin-bottom:16px}.stat-number{font-size:2.5rem;font-weight:800;color:var(--primary-color);margin-bottom:8px}.stat-label{font-size:1rem;color:var(--text-light)}.featured-section{background:linear-gradient(135deg,#e91e63,#9c27b0)}.featured-section .section-title,.featured-section .section-subtitle{color:#fff}.featured-video-card{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg);transition:var(--transition)}.featured-video-card:hover{transform:scale(1.02);box-shadow:0 12px 48px #0000004d}.featured-video-card img{width:100%;height:500px;object-fit:cover}.featured-overlay{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(to top,rgba(0,0,0,.9),transparent);padding:48px 32px;color:#fff}.featured-overlay h3{font-size:2rem;margin-bottom:16px}.featured-overlay p{font-size:1.125rem;margin-bottom:24px;opacity:.9;line-height:1.8}.featured-meta{display:flex;gap:24px;align-items:center;font-size:1rem}.categories-section{background:linear-gradient(135deg,#ffeaa7,#fdcb6e);padding:80px 0}.categories-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px}.category-card{background:#fff;padding:32px;border-radius:16px;text-align:center;transition:var(--transition);box-shadow:var(--shadow-sm);border:3px solid transparent}.category-card:hover{transform:translateY(-8px) scale(1.05);border-color:var(--category-color);box-shadow:0 8px 24px var(--category-color)}.category-icon{font-size:3rem;margin-bottom:16px;animation:bounce 2s infinite}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.category-name{font-size:1.125rem;font-weight:600;color:var(--text-dark)}.latest-section{background:linear-gradient(135deg,#a29bfe,#6c5ce7)}.latest-section .section-title,.latest-section .section-subtitle{color:#fff}.popular-section{background:linear-gradient(135deg,#ff7675,#d63031)}.popular-section .section-title,.popular-section .section-subtitle{color:#fff}.recommended-section{background:linear-gradient(135deg,#00b894,#00cec9)}.recommended-section .section-title,.recommended-section .section-subtitle{color:#fff}.recommended-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}.recommended-card{background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-md);transition:var(--transition)}.recommended-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.recommended-image{position:relative;overflow:hidden;height:250px}.recommended-image img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}.recommended-card:hover .recommended-image img{transform:scale(1.1)}.play-overlay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60px;height:60px;background:#f4d03fe6;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:24px;opacity:0;transition:var(--transition)}.recommended-card:hover .play-overlay{opacity:1}.recommended-info{padding:24px}.recommended-info h3{font-size:1.25rem;margin-bottom:12px;color:var(--text-dark)}.recommended-info p{color:var(--text-light);margin-bottom:16px;line-height:1.6}.recommended-meta{display:flex;gap:16px;align-items:center;font-size:.9rem}.section-footer{text-align:center;margin-top:48px}.cta-section{background:linear-gradient(135deg,#2c3e50,#34495e);padding:100px 0;text-align:center;color:#fff}.cta-title{font-size:3rem;font-weight:800;margin-bottom:24px}.cta-text{font-size:1.25rem;margin-bottom:40px;opacity:.9}@media(max-width:1200px){.categories-grid{grid-template-columns:repeat(3,1fr)}.stats-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.125rem}.hero-buttons{flex-direction:column;align-items:center}.btn-lg{padding:12px 32px;font-size:1rem}.stats-grid{grid-template-columns:1fr;gap:16px}.categories-grid{grid-template-columns:repeat(2,1fr)}.recommended-grid{grid-template-columns:1fr}.featured-video-card img{height:300px}.featured-overlay{padding:24px 16px}.featured-overlay h3{font-size:1.5rem}.featured-overlay p{font-size:1rem}.cta-title{font-size:2rem}.cta-text{font-size:1rem}}.video-list-page{min-height:100vh}.video-list-header{background:linear-gradient(135deg,#667eea,#764ba2);padding:80px 0 60px;color:#fff;text-align:center}.page-title{font-size:3rem;font-weight:800;margin-bottom:16px}.page-subtitle{font-size:1.25rem;opacity:.9;margin-bottom:40px}.search-bar{position:relative;max-width:600px;margin:0 auto}.search-input{width:100%;padding:16px 56px 16px 24px;font-size:1rem;border:none;border-radius:50px;box-shadow:var(--shadow-lg);outline:none;transition:var(--transition)}.search-input:focus{box-shadow:0 8px 32px #667eea4d}.search-icon{position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:1.5rem}.filters-section{background:#fff;padding:32px;border-radius:16px;box-shadow:var(--shadow-sm);margin:-40px 0 32px;position:relative;z-index:10}.filter-title{font-size:1.125rem;font-weight:700;margin-bottom:16px;color:var(--text-dark)}.category-filters{margin-bottom:24px}.category-buttons{display:flex;flex-wrap:wrap;gap:12px}.category-btn{padding:10px 24px;border:2px solid var(--border-color);background:#fff;border-radius:24px;font-size:.9rem;font-weight:600;color:var(--text-dark);transition:var(--transition);cursor:pointer}.category-btn:hover{border-color:var(--primary-color);color:var(--primary-color);transform:translateY(-2px)}.category-btn.active{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-color:var(--primary-color);color:#fff}.sort-section{display:flex;align-items:center;gap:16px;padding-top:24px;border-top:1px solid var(--border-color)}.sort-label{font-weight:600;color:var(--text-dark)}.sort-select{padding:10px 16px;border:2px solid var(--border-color);border-radius:8px;font-size:.9rem;background:#fff;cursor:pointer;transition:var(--transition);outline:none}.sort-select:hover,.sort-select:focus{border-color:var(--primary-color)}.results-info{margin-bottom:32px;color:var(--text-light);font-size:1rem}.results-info strong{color:var(--primary-color);font-size:1.125rem}.no-results{text-align:center;padding:80px 24px;background:#fff;border-radius:16px;box-shadow:var(--shadow-sm)}.no-results-icon{font-size:5rem;margin-bottom:24px;opacity:.5}.no-results h3{font-size:1.5rem;margin-bottom:16px;color:var(--text-dark)}.no-results p{font-size:1rem;color:var(--text-light);margin-bottom:32px}@media(max-width:768px){.video-list-header{padding:60px 0 40px}.page-title{font-size:2rem}.page-subtitle{font-size:1rem}.search-input{padding:14px 48px 14px 20px;font-size:.9rem}.filters-section{padding:24px 16px;margin:-30px 0 24px}.category-buttons{gap:8px}.category-btn{padding:8px 16px;font-size:.85rem}.sort-section{flex-direction:column;align-items:flex-start;gap:12px}.sort-select{width:100%}.no-results{padding:60px 16px}.no-results-icon{font-size:3.5rem}}.video-player-container{position:relative;width:100%;background:#000;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-lg)}.video-player{width:100%;height:auto;display:block;max-height:70vh}.video-loading{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:#fff;z-index:10}.spinner{border:4px solid rgba(255,255,255,.3);border-top:4px solid white;border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite;margin:0 auto 16px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.video-error{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;background:#e74c3ce6;padding:16px 24px;border-radius:8px;z-index:10}.video-controls-overlay{position:absolute;bottom:80px;right:16px;display:flex;gap:8px;opacity:0;transition:opacity .3s ease;z-index:5}.video-player-container:hover .video-controls-overlay{opacity:1}.play-button,.fullscreen-button{width:48px;height:48px;background:#000000b3;color:#fff;border:none;border-radius:50%;font-size:20px;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.play-button:hover,.fullscreen-button:hover{background:#f4d03fe6;transform:scale(1.1)}@media(max-width:768px){.video-player{max-height:50vh}.video-controls-overlay{bottom:60px}.play-button,.fullscreen-button{width:40px;height:40px;font-size:16px}}.video-detail-page{min-height:100vh;padding:32px 0 64px}.loading-container{min-height:60vh;display:flex;align-items:center;justify-content:center}.breadcrumb{padding:16px 0;font-size:.9rem;color:var(--text-light);margin-bottom:24px}.breadcrumb a{color:var(--primary-color);transition:var(--transition)}.breadcrumb a:hover{text-decoration:underline}.video-detail-content{display:grid;grid-template-columns:1fr 380px;gap:32px;margin-bottom:64px}.video-player-wrapper{margin-bottom:24px}.video-info{background:#fff;padding:24px;border-radius:12px;box-shadow:var(--shadow-sm)}.video-title{font-size:2rem;font-weight:800;color:var(--text-dark);margin-bottom:16px;line-height:1.4}.video-meta-bar{display:flex;flex-wrap:wrap;gap:16px;align-items:center;font-size:.9rem;color:var(--text-light)}.video-category{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;padding:6px 16px;border-radius:20px;font-weight:600}.video-description{background:#fff;padding:24px;border-radius:12px;box-shadow:var(--shadow-sm);margin-bottom:24px}.section-heading{font-size:1.25rem;font-weight:700;color:var(--text-dark);margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--primary-color)}.video-description p{line-height:1.8;color:var(--text-dark);font-size:1rem}.video-tags{background:#fff;padding:24px;border-radius:12px;box-shadow:var(--shadow-sm);margin-bottom:24px}.tags-list{display:flex;flex-wrap:wrap;gap:12px}.tag-item{background:var(--bg-gray);color:var(--text-dark);padding:8px 16px;border-radius:20px;font-size:.9rem;font-weight:500;transition:var(--transition);cursor:pointer}.tag-item:hover{background:var(--primary-color);color:#fff;transform:translateY(-2px)}.video-actions{display:flex;gap:16px;flex-wrap:wrap}.action-btn{flex:1;min-width:140px;padding:16px 24px;background:#fff;border:2px solid var(--border-color);border-radius:12px;font-size:1rem;font-weight:600;color:var(--text-dark);display:flex;align-items:center;justify-content:center;gap:8px;transition:var(--transition);box-shadow:var(--shadow-sm)}.action-btn:hover{border-color:var(--primary-color);color:var(--primary-color);transform:translateY(-2px);box-shadow:var(--shadow-md)}.action-btn span{font-size:1.25rem}.video-sidebar{position:sticky;top:100px;height:fit-content}.related-videos{background:#fff;padding:24px;border-radius:12px;box-shadow:var(--shadow-sm)}.sidebar-heading{font-size:1.25rem;font-weight:700;color:var(--text-dark);margin-bottom:20px;padding-bottom:12px;border-bottom:2px solid var(--primary-color)}.related-list{display:flex;flex-direction:column;gap:16px}.related-item{display:flex;gap:12px;padding:12px;border-radius:8px;transition:var(--transition)}.related-item:hover{background:var(--bg-light);transform:translate(4px)}.related-thumbnail{position:relative;width:120px;height:90px;flex-shrink:0;border-radius:8px;overflow:hidden}.related-thumbnail img{width:100%;height:100%;object-fit:cover}.related-duration{position:absolute;bottom:4px;right:4px;background:#000c;color:#fff;padding:2px 6px;border-radius:4px;font-size:.75rem}.related-info{flex:1;display:flex;flex-direction:column;gap:4px}.related-info h3{font-size:.9rem;font-weight:600;color:var(--text-dark);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.related-info p{font-size:.8rem;color:var(--text-light)}.related-views{font-size:.75rem;color:var(--text-light)}.more-videos-section{margin-top:64px}.more-videos-section .section-title{text-align:left;margin-bottom:32px}@media(max-width:1024px){.video-detail-content{grid-template-columns:1fr}.video-sidebar{position:static}}@media(max-width:768px){.video-detail-page{padding:24px 0 48px}.video-title{font-size:1.5rem}.video-info,.video-description,.video-tags,.related-videos{padding:20px}.section-heading,.sidebar-heading{font-size:1.125rem}.video-actions{flex-direction:column}.action-btn{width:100%}.related-thumbnail{width:100px;height:75px}.related-info h3{font-size:.85rem}}.info-page{min-height:100vh;padding-bottom:64px}.info-header{background:linear-gradient(135deg,#f093fb,#f5576c);padding:80px 0 60px;color:#fff;text-align:center}.info-title{font-size:3rem;font-weight:800;text-shadow:2px 4px 8px rgba(0,0,0,.2)}.info-content{max-width:900px;margin:-40px auto 64px;background:#fff;padding:48px;border-radius:16px;box-shadow:var(--shadow-lg);position:relative;z-index:10}.info-section{margin-bottom:48px}.info-section:last-child{margin-bottom:0}.info-section-title{font-size:1.75rem;font-weight:700;color:var(--text-dark);margin-bottom:24px;padding-bottom:16px;border-bottom:3px solid var(--primary-color);position:relative}.info-section-title:after{content:"";position:absolute;bottom:-3px;left:0;width:80px;height:3px;background:var(--secondary-color)}.info-section-content{line-height:1.9;font-size:1rem;color:var(--text-dark)}.info-section-content p{margin-bottom:16px;text-align:justify}.info-section-content p:last-child{margin-bottom:0}.faq-list{display:flex;flex-direction:column;gap:24px}.faq-item{background:var(--bg-light);padding:24px;border-radius:12px;border-left:4px solid var(--primary-color);transition:var(--transition)}.faq-item:hover{transform:translate(8px);box-shadow:var(--shadow-sm)}.faq-question{font-size:1.125rem;font-weight:700;color:var(--text-dark);margin-bottom:12px;display:flex;align-items:flex-start;gap:12px}.faq-answer{font-size:1rem;line-height:1.8;color:var(--text-dark);display:flex;align-items:flex-start;gap:12px;margin-left:32px}.faq-icon{flex-shrink:0;font-weight:800;color:var(--primary-color);font-size:1.25rem}.info-footer{max-width:900px;margin:0 auto}.contact-box{background:linear-gradient(135deg,#667eea,#764ba2);padding:48px;border-radius:16px;color:#fff;text-align:center;box-shadow:var(--shadow-lg)}.contact-box h3{font-size:2rem;font-weight:700;margin-bottom:16px}.contact-box p{font-size:1.125rem;margin-bottom:32px;opacity:.9}.contact-methods{display:flex;justify-content:center;gap:48px;flex-wrap:wrap}.contact-item{display:flex;align-items:center;gap:12px;font-size:1.125rem;font-weight:600}.contact-icon{font-size:1.75rem}.error-message{text-align:center;padding:100px 24px;font-size:1.5rem;color:var(--text-light)}@media(max-width:768px){.info-header{padding:60px 0 40px}.info-title{font-size:2rem}.info-content{padding:32px 24px;margin:-30px 16px 48px}.info-section{margin-bottom:40px}.info-section-title{font-size:1.5rem;margin-bottom:20px}.info-section-content{font-size:.95rem}.faq-item{padding:20px}.faq-question{font-size:1rem}.faq-answer{font-size:.9rem;margin-left:0}.contact-box{padding:32px 24px}.contact-box h3{font-size:1.5rem}.contact-box p{font-size:1rem}.contact-methods{flex-direction:column;gap:24px}.contact-item{font-size:1rem}}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #f4d03f;--secondary-color: #f39c12;--accent-color: #e67e22;--success-color: #27ae60;--warning-color: #e74c3c;--text-dark: #2c3e50;--text-light: #7f8c8d;--bg-light: #fef9e7;--bg-white: #ffffff;--bg-gray: #ecf0f1;--border-color: #dfe6e9;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .08);--shadow-md: 0 4px 16px rgba(0, 0, 0, .12);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .16);--transition: all .3s ease}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,Microsoft YaHei,微软雅黑,sans-serif;line-height:1.6;color:var(--text-dark);background-color:var(--bg-light);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding-top:80px}a{text-decoration:none;color:inherit;transition:var(--transition)}img{max-width:100%;height:auto;display:block}button{cursor:pointer;border:none;background:none;font-family:inherit;transition:var(--transition)}.container{max-width:1400px;margin:0 auto;padding:0 24px}@media(max-width:768px){.container{padding:0 16px}.main-content{padding-top:60px}}.section{padding:64px 0}@media(max-width:768px){.section{padding:40px 0}}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:16px;color:var(--text-dark);text-align:center}.section-subtitle{font-size:1.125rem;color:var(--text-light);text-align:center;margin-bottom:48px;line-height:1.8}@media(max-width:768px){.section-title{font-size:1.875rem}.section-subtitle{font-size:1rem;margin-bottom:32px}}.btn{display:inline-block;padding:12px 32px;font-size:1rem;font-weight:600;border-radius:8px;transition:var(--transition);cursor:pointer}.btn-primary{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--bg-white);color:var(--text-dark);border:2px solid var(--border-color)}.btn-secondary:hover{border-color:var(--primary-color);color:var(--primary-color)}.loading{display:flex;justify-content:center;align-items:center;min-height:400px;font-size:1.25rem;color:var(--text-light)}.fade-in{animation:fadeIn .6s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.slide-up{animation:slideUp .6s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.scale-in{animation:scaleIn .4s ease-out}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--bg-gray)}::-webkit-scrollbar-thumb{background:var(--primary-color);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--secondary-color)}.grid{display:grid;gap:24px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:1200px){.grid-4{grid-template-columns:repeat(3,1fr)}}@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.grid{gap:16px}}.card{background:var(--bg-white);border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.tag{display:inline-block;padding:4px 12px;font-size:.875rem;border-radius:16px;background:var(--bg-gray);color:var(--text-dark);margin:4px}.badge{display:inline-flex;align-items:center;padding:4px 8px;font-size:.75rem;font-weight:600;border-radius:4px;background:var(--primary-color);color:#fff}