*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:#2c2c3e;background:#f7f8fc;line-height:1.8;-webkit-font-smoothing:antialiased}
a{color:#e94560;text-decoration:none;transition:color .2s}
a:hover{color:#c73650}
img{max-width:100%;height:auto;display:block}
.skip-link{position:absolute;left:-9999px;top:0;background:#1a1a2e;color:#fff;padding:10px 20px;z-index:99999}
.skip-link:focus{left:0}
.header{position:sticky;top:0;z-index:1000;background:rgba(26,26,46,.98);backdrop-filter:blur(10px);box-shadow:0 2px 20px rgba(0,0,0,.15)}
.header-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-size:20px;font-weight:700;letter-spacing:.5px}
.logo svg{width:32px;height:32px;flex-shrink:0}
.logo-text{background:linear-gradient(135deg,#e94560,#ff7b93);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav{display:flex;align-items:center;gap:6px}
.nav a{color:rgba(255,255,255,.82);padding:8px 14px;border-radius:6px;font-size:15px;transition:all .2s}
.nav a:hover{color:#fff;background:rgba(233,69,96,.2)}
.header-actions{display:flex;align-items:center;gap:10px}
.search-btn,.theme-btn,.menu-btn{background:rgba(255,255,255,.1);border:none;color:#fff;width:38px;height:38px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s;font-size:16px}
.search-btn:hover,.theme-btn:hover,.menu-btn:hover{background:rgba(233,69,96,.3)}
.menu-btn{display:none}
.search-panel{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;padding:16px 20px;box-shadow:0 8px 24px rgba(0,0,0,.12);border-top:1px solid #eee}
.search-panel.active{display:block}
.search-panel form{max-width:600px;margin:0 auto;display:flex;gap:10px}
.search-panel input{flex:1;padding:12px 16px;border:2px solid #e8e8f0;border-radius:8px;font-size:15px;outline:none;transition:border-color .2s}
.search-panel input:focus{border-color:#e94560}
.search-panel button{padding:12px 24px;background:#e94560;color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:15px;font-weight:600}
.search-panel button:hover{background:#c73650}
.breadcrumb{max-width:1200px;margin:0 auto;padding:14px 20px;font-size:13px;color:#888}
.breadcrumb a{color:#666}
.breadcrumb a:hover{color:#e94560}
.breadcrumb span{margin:0 6px;color:#ccc}
.hero{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 50%,#0f3460 100%);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(233,69,96,.15) 0%,transparent 70%);border-radius:50%}
.hero-inner{max-width:1200px;margin:0 auto;padding:70px 20px 60px;position:relative;z-index:2}
.hero h1{font-size:40px;line-height:1.3;margin-bottom:20px;font-weight:800}
.hero h1 em{font-style:normal;color:#e94560}
.hero-lead{font-size:17px;line-height:1.9;color:rgba(255,255,255,.85);max-width:820px;margin-bottom:30px}
.hero-lead strong{color:#fff;font-weight:600}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.btn-primary{display:inline-block;padding:13px 30px;background:#e94560;color:#fff;border-radius:8px;font-weight:600;font-size:15px;transition:all .25s}
.btn-primary:hover{background:#c73650;color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(233,69,96,.35)}
.btn-outline{display:inline-block;padding:13px 30px;background:transparent;color:#fff;border:2px solid rgba(255,255,255,.3);border-radius:8px;font-weight:600;font-size:15px;transition:all .25s}
.btn-outline:hover{border-color:#e94560;color:#e94560;background:rgba(233,69,96,.08)}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:760px}
.stat-item{text-align:left}
.stat-num{font-size:32px;font-weight:800;color:#e94560;line-height:1.2}
.stat-label{font-size:13px;color:rgba(255,255,255,.65);margin-top:4px}
.carousel{max-width:1200px;margin:0 auto;padding:40px 20px 0;position:relative}
.carousel-track{position:relative;border-radius:16px;overflow:hidden;box-shadow:0 12px 40px rgba(0,0,0,.12);background:#fff}
.carousel-slide{display:none;padding:0}
.carousel-slide.active{display:block;animation:fadeIn .5s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.carousel-slide-inner{display:grid;grid-template-columns:1fr 1fr;min-height:320px}
.carousel-text{padding:48px 40px;display:flex;flex-direction:column;justify-content:center}
.carousel-text .tag{display:inline-block;background:rgba(233,69,96,.1);color:#e94560;padding:5px 14px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:16px;width:fit-content}
.carousel-text h2{font-size:26px;margin-bottom:14px;color:#1a1a2e;line-height:1.4}
.carousel-text p{color:#666;font-size:15px;line-height:1.8}
.carousel-visual{background:linear-gradient(135deg,#e94560,#0f3460);display:flex;align-items:center;justify-content:center;padding:30px}
.carousel-visual svg{width:100%;max-width:280px;height:auto}
.carousel-dots{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:10}
.carousel-dot{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.5);border:none;cursor:pointer;transition:all .3s;padding:0}
.carousel-dot.active{background:#e94560;width:28px;border-radius:5px}
.section{max-width:1200px;margin:0 auto;padding:60px 20px}
.section-alt{background:#fff}
.section-header{text-align:center;margin-bottom:48px}
.section-header h2{font-size:30px;color:#1a1a2e;margin-bottom:14px;font-weight:800;position:relative;display:inline-block}
.section-header h2::after{content:"";position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:48px;height:4px;background:#e94560;border-radius:2px}
.section-header p{color:#777;font-size:16px;max-width:680px;margin:20px auto 0;line-height:1.8}
.section-header-left{text-align:left}
.section-header-left h2::after{left:0;transform:none}
.section-header-left p{margin-left:0}
.content-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.card{background:#fff;border-radius:14px;padding:32px 28px;box-shadow:0 4px 20px rgba(26,26,46,.06);transition:all .3s;border:1px solid rgba(26,26,46,.04)}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(26,26,46,.12)}
.card-icon{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,rgba(233,69,96,.12),rgba(15,52,96,.12));display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.card-icon svg{width:26px;height:26px;stroke:#e94560;fill:none;stroke-width:2}
.card h3{font-size:19px;color:#1a1a2e;margin-bottom:12px;font-weight:700}
.card p{color:#666;font-size:14.5px;line-height:1.85}
.about-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:center}
.about-text h2{font-size:28px;color:#1a1a2e;margin-bottom:20px;font-weight:800}
.about-text p{color:#555;font-size:15.5px;line-height:1.9;margin-bottom:16px}
.about-text p strong{color:#1a1a2e}
.about-visual{background:linear-gradient(135deg,#1a1a2e,#0f3460);border-radius:16px;padding:40px;color:#fff}
.about-visual h3{font-size:20px;margin-bottom:20px;color:#e94560}
.timeline{position:relative;padding-left:28px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:rgba(233,69,96,.3)}
.timeline-item{position:relative;margin-bottom:22px}
.timeline-item:last-child{margin-bottom:0}
.timeline-item::before{content:"";position:absolute;left:-24px;top:7px;width:10px;height:10px;border-radius:50%;background:#e94560;box-shadow:0 0 0 3px rgba(233,69,96,.2)}
.timeline-year{font-size:14px;font-weight:700;color:#e94560;margin-bottom:3px}
.timeline-desc{font-size:14px;color:rgba(255,255,255,.8);line-height:1.7}
.feature-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.feature-item{display:flex;gap:16px;padding:24px;background:#fff;border-radius:12px;box-shadow:0 4px 16px rgba(26,26,46,.05)}
.feature-item svg{width:40px;height:40px;flex-shrink:0;stroke:#e94560;fill:none;stroke-width:1.8}
.feature-item h4{font-size:16px;color:#1a1a2e;margin-bottom:6px}
.feature-item p{font-size:14px;color:#666;line-height:1.75}
.scene-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.scene-card{background:linear-gradient(135deg,#fff,#f7f8fc);border-radius:12px;padding:28px 24px;border:1px solid rgba(26,26,46,.06);transition:all .3s}
.scene-card:hover{border-color:rgba(233,69,96,.3);box-shadow:0 8px 24px rgba(233,69,96,.1)}
.scene-card .scene-num{font-size:36px;font-weight:800;color:rgba(233,69,96,.15);line-height:1;margin-bottom:12px}
.scene-card h4{font-size:17px;color:#1a1a2e;margin-bottom:10px}
.scene-card p{font-size:14px;color:#666;line-height:1.8}
.case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}
.case-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 4px 20px rgba(26,26,46,.06);transition:all .3s}
.case-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(26,26,46,.12)}
.case-visual{height:180px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.case-visual svg{width:100%;height:100%;position:absolute;top:0;left:0}
.case-body{padding:24px}
.case-body .case-tag{display:inline-block;background:rgba(233,69,96,.08);color:#e94560;padding:4px 12px;border-radius:16px;font-size:12px;font-weight:600;margin-bottom:12px}
.case-body h3{font-size:18px;color:#1a1a2e;margin-bottom:10px}
.case-body p{font-size:14px;color:#666;line-height:1.8}
.case-meta{display:flex;gap:16px;margin-top:16px;padding-top:16px;border-top:1px solid #f0f0f5;font-size:13px;color:#999}
.review-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.review-card{background:#fff;border-radius:14px;padding:28px;box-shadow:0 4px 20px rgba(26,26,46,.06);position:relative}
.review-card::before{content:"\201C";position:absolute;top:16px;right:24px;font-size:64px;color:rgba(233,69,96,.12);font-family:Georgia,serif;line-height:1}
.review-text{font-size:14.5px;color:#555;line-height:1.9;margin-bottom:20px;position:relative;z-index:2}
.review-author{display:flex;align-items:center;gap:12px}
.review-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,#e94560,#0f3460);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px}
.review-info h4{font-size:15px;color:#1a1a2e;margin-bottom:2px}
.review-info span{font-size:13px;color:#999}
.article-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:24px}
.article-card{background:#fff;border-radius:14px;padding:28px;box-shadow:0 4px 20px rgba(26,26,46,.06);transition:all .3s;display:flex;flex-direction:column}
.article-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(26,26,46,.12)}
.article-meta{display:flex;gap:12px;font-size:12.5px;color:#999;margin-bottom:12px;flex-wrap:wrap}
.article-meta .cat{background:rgba(233,69,96,.08);color:#e94560;padding:2px 10px;border-radius:12px;font-weight:600}
.article-card h3{font-size:17px;color:#1a1a2e;margin-bottom:10px;line-height:1.5}
.article-card h3 a{color:#1a1a2e}
.article-card h3 a:hover{color:#e94560}
.article-card p{font-size:14px;color:#666;line-height:1.8;flex:1;margin-bottom:16px}
.article-more{font-size:14px;font-weight:600;color:#e94560;display:inline-flex;align-items:center;gap:4px}
.article-more:hover{gap:8px}
.howto-wrap{max-width:900px;margin:0 auto}
.howto-step{display:flex;gap:24px;margin-bottom:32px;position:relative}
.howto-step:last-child{margin-bottom:0}
.howto-step::before{content:"";position:absolute;left:23px;top:52px;bottom:-32px;width:2px;background:rgba(233,69,96,.2)}
.howto-step:last-child::before{display:none}
.howto-num{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#e94560,#c73650);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;flex-shrink:0;z-index:2}
.howto-content{flex:1;padding-top:6px}
.howto-content h3{font-size:18px;color:#1a1a2e;margin-bottom:10px}
.howto-content p{font-size:14.5px;color:#666;line-height:1.85}
.howto-content ul{margin-top:10px;padding-left:20px}
.howto-content li{font-size:14px;color:#666;line-height:1.8;margin-bottom:4px}
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{background:#fff;border-radius:12px;margin-bottom:14px;box-shadow:0 2px 12px rgba(26,26,46,.05);overflow:hidden;border:1px solid rgba(26,26,46,.04)}
.faq-question{width:100%;background:none;border:none;padding:22px 26px;text-align:left;font-size:16px;font-weight:600;color:#1a1a2e;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;font-family:inherit;line-height:1.6}
.faq-question:hover{color:#e94560}
.faq-question .faq-icon{width:24px;height:24px;flex-shrink:0;position:relative;transition:transform .3s}
.faq-question .faq-icon::before,.faq-question .faq-icon::after{content:"";position:absolute;background:#e94560;border-radius:2px}
.faq-question .faq-icon::before{width:14px;height:2px;top:11px;left:5px}
.faq-question .faq-icon::after{width:2px;height:14px;top:5px;left:11px;transition:transform .3s}
.faq-item.active .faq-icon::after{transform:rotate(90deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 26px}
.faq-item.active .faq-answer{max-height:600px;padding-bottom:24px}
.faq-answer p{font-size:14.5px;color:#666;line-height:1.9}
.faq-answer p+p{margin-top:10px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info h3{font-size:22px;color:#1a1a2e;margin-bottom:20px}
.contact-item{display:flex;gap:14px;margin-bottom:20px}
.contact-item svg{width:22px;height:22px;stroke:#e94560;fill:none;stroke-width:2;flex-shrink:0;margin-top:4px}
.contact-item h4{font-size:15px;color:#1a1a2e;margin-bottom:4px}
.contact-item p{font-size:14px;color:#666;line-height:1.7}
.contact-item a{color:#e94560}
.contact-form{background:#fff;border-radius:14px;padding:32px;box-shadow:0 4px 20px rgba(26,26,46,.06)}
.contact-form h3{font-size:20px;color:#1a1a2e;margin-bottom:20px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:14px;color:#444;margin-bottom:6px;font-weight:600}
.form-group input,.form-group textarea{width:100%;padding:12px 14px;border:2px solid #e8e8f0;border-radius:8px;font-size:14.5px;font-family:inherit;outline:none;transition:border-color .2s;color:#2c2c3e}
.form-group input:focus,.form-group textarea:focus{border-color:#e94560}
.form-group textarea{resize:vertical;min-height:100px}
.form-submit{width:100%;padding:14px;background:#e94560;color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;font-family:inherit;transition:background .2s}
.form-submit:hover{background:#c73650}
.sitemap-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px}
.sitemap-col h4{font-size:16px;color:#1a1a2e;margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid rgba(233,69,96,.15)}
.sitemap-col ul{list-style:none}
.sitemap-col li{margin-bottom:10px}
.sitemap-col a{font-size:14px;color:#666}
.sitemap-col a:hover{color:#e94560}
.friend-links{display:flex;flex-wrap:wrap;gap:12px}
.friend-links a{font-size:14px;color:#666;padding:8px 16px;background:#fff;border-radius:8px;border:1px solid rgba(26,26,46,.06);transition:all .2s}
.friend-links a:hover{border-color:#e94560;color:#e94560}
.footer{background:#1a1a2e;color:rgba(255,255,255,.7);padding:56px 0 0}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.8;margin-bottom:16px;color:rgba(255,255,255,.6)}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.6);font-size:14px}
.footer-col a:hover{color:#e94560}
.footer-bottom{padding:24px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:#e94560}
.footer-bottom-links{display:flex;gap:20px;flex-wrap:wrap}
.back-to-top{position:fixed;bottom:30px;right:30px;width:48px;height:48px;border-radius:50%;background:#e94560;color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(233,69,96,.4);opacity:0;visibility:hidden;transition:all .3s;z-index:999}
.back-to-top.show{opacity:1;visibility:visible}
.back-to-top:hover{background:#c73650;transform:translateY(-3px)}
.back-to-top svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:2.5}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
.mobile-nav{display:none;position:absolute;top:64px;left:0;right:0;background:#1a1a2e;padding:16px 20px;box-shadow:0 8px 24px rgba(0,0,0,.2);border-top:1px solid rgba(255,255,255,.08)}
.mobile-nav.active{display:block}
.mobile-nav a{display:block;color:rgba(255,255,255,.85);padding:12px 0;font-size:15px;border-bottom:1px solid rgba(255,255,255,.06)}
.mobile-nav a:last-child{border-bottom:none}
.mobile-nav a:hover{color:#e94560}
body.dark{background:#111118;color:#c8c8d4}
body.dark .header{background:rgba(17,17,24,.98)}
body.dark .card,body.dark .feature-item,body.dark .scene-card,body.dark .case-card,body.dark .review-card,body.dark .article-card,body.dark .faq-item,body.dark .contact-form,body.dark .friend-links a{background:#1a1a24;border-color:rgba(255,255,255,.06)}
body.dark .section-alt{background:#16161f}
body.dark .card h3,body.dark .feature-item h4,body.dark .scene-card h4,body.dark .case-body h3,body.dark .review-info h4,body.dark .article-card h3 a,body.dark .faq-question,body.dark .contact-info h3,body.dark .contact-form h3,body.dark .sitemap-col h4,body.dark .about-text h2,body.dark .section-header h2{color:#e8e8f0}
body.dark .card p,body.dark .feature-item p,body.dark .scene-card p,body.dark .case-body p,body.dark .review-text,body.dark .article-card p,body.dark .faq-answer p,body.dark .contact-item p,body.dark .about-text p,body.dark .section-header p{color:#a0a0b0}
body.dark .carousel-track{background:#1a1a24}
body.dark .carousel-text h2{color:#e8e8f0}
body.dark .carousel-text p{color:#a0a0b0}
body.dark .search-panel{background:#1a1a24}
body.dark .search-panel input{background:#111118;border-color:#2a2a38;color:#e8e8f0}
body.dark .form-group input,body.dark .form-group textarea{background:#111118;border-color:#2a2a38;color:#e8e8f0}
body.dark .form-group label{color:#c8c8d4}
body.dark .breadcrumb{color:#888}
body.dark .breadcrumb a{color:#a0a0b0}
body.dark .timeline-desc{color:rgba(255,255,255,.75)}
@media(max-width:960px){
.hero h1{font-size:30px}
.hero-stats{grid-template-columns:repeat(2,1fr)}
.about-grid{grid-template-columns:1fr;gap:32px}
.contact-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr}
.carousel-slide-inner{grid-template-columns:1fr}
.carousel-visual{min-height:200px}
}
@media(max-width:768px){
.nav{display:none}
.menu-btn{display:flex}
.header-inner{height:56px}
.search-panel{top:56px}
.mobile-nav{top:56px}
.hero-inner{padding:48px 20px 40px}
.hero h1{font-size:26px}
.hero-lead{font-size:15px}
.section{padding:44px 20px}
.section-header h2{font-size:24px}
.footer-grid{grid-template-columns:1fr;gap:28px}
.footer-bottom{flex-direction:column;text-align:center}
.back-to-top{bottom:20px;right:20px;width:42px;height:42px}
.carousel-text{padding:32px 24px}
.carousel-text h2{font-size:20px}
}
@media(max-width:480px){
.hero h1{font-size:22px}
.hero-actions{flex-direction:column}
.btn-primary,.btn-outline{text-align:center}
.hero-stats{grid-template-columns:1fr 1fr;gap:14px}
.stat-num{font-size:26px}
}