*{margin:0;padding:0;box-sizing:border-box}
:root{
--c1:#ff2e63;
--c2:#7b2ff7;
--c3:#00d4ff;
--c4:#ff9f1c;
--c5:#00e676;
--dark:#0a0a1a;
--dark2:#12122a;
--light:#f7f8fc;
--text:#1a1a2e;
--muted:#666;
--radius:16px;
--shadow:0 8px 32px rgba(10,10,26,.1);
--shadow-lg:0 20px 60px rgba(10,10,26,.18);
}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--text);background:var(--light);line-height:1.7;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto}
.container{max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-dark{background:var(--dark);color:#fff}
.section-dark .sec-sub{color:#aaa}
.sec-head{text-align:center;margin-bottom:56px}
.sec-tag{display:inline-block;padding:6px 18px;border-radius:50px;font-size:13px;font-weight:600;letter-spacing:1px;background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;margin-bottom:16px}
.sec-title{font-size:38px;font-weight:800;letter-spacing:-.5px;margin-bottom:14px}
.sec-sub{font-size:16px;color:var(--muted);max-width:720px;margin:0 auto}
.grad-text{background:linear-gradient(120deg,var(--c1),var(--c2) 50%,var(--c3));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* 顶部导航 */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(10,10,26,.85);backdrop-filter:blur(16px);transition:all .3s;border-bottom:1px solid rgba(255,255,255,.06)}
.navbar.scrolled{background:rgba(10,10,26,.98);box-shadow:0 4px 30px rgba(0,0,0,.4)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;max-width:1320px;margin:0 auto;padding:0 20px}
.logo-wrap{display:flex;align-items:center;gap:10px;flex-shrink:0}
.ai-page-logo{height:38px;width:auto}
.logo-text{color:#fff;font-weight:800;font-size:18px;letter-spacing:1px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0;list-style:none}
.nav-links li{position:relative}
.nav-links a{display:block;padding:10px 13px;color:#ccc;font-size:14px;font-weight:500;transition:color .25s;white-space:nowrap}
.nav-links a:hover{color:#fff}
.nav-links a::after{content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;background:linear-gradient(90deg,var(--c1),var(--c3));transform:scaleX(0);transition:transform .25s;border-radius:2px}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:50px;font-size:15px;font-weight:700;border:none;cursor:pointer;transition:all .3s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;box-shadow:0 8px 24px rgba(255,46,99,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(255,46,99,.5)}
.btn-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.3)}
.btn-outline:hover{border-color:var(--c3);color:var(--c3)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.15)}
.btn-ghost:hover{background:rgba(255,255,255,.16)}
.btn-sm{padding:9px 22px;font-size:13px}
.mobile-toggle{display:none;background:none;border:none;color:#fff;font-size:26px;cursor:pointer;padding:6px}

/* Hero 首屏 */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:120px 0 80px;background:radial-gradient(circle at 20% 10%,#1a1040 0%,transparent 45%),radial-gradient(circle at 85% 20%,#0e2a4d 0%,transparent 45%),linear-gradient(160deg,#0a0a1a 0%,#101028 55%,#0a0a1a 100%);overflow:hidden}
.hero-grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(123,47,247,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(123,47,247,.06) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000 40%,transparent 100%);-webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000 40%,transparent 100%)}
.hero-blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;animation:blobFloat 14s ease-in-out infinite}
.blob-1{width:420px;height:420px;background:var(--c1);top:-120px;left:-80px}
.blob-2{width:380px;height:380px;background:var(--c2);bottom:-120px;right:8%;animation-delay:-5s}
.blob-3{width:300px;height:300px;background:var(--c3);top:30%;right:-100px;animation-delay:-9s}
@keyframes blobFloat{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-30px) scale(1.08)}}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;border-radius:50px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#ddd;font-size:13px;font-weight:500;margin-bottom:26px}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--c5);box-shadow:0 0 10px var(--c5);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero h1{font-size:52px;line-height:1.15;font-weight:900;color:#fff;letter-spacing:-1px;margin-bottom:24px}
.hero h1 .hl{background:linear-gradient(120deg,var(--c1),var(--c4) 45%,var(--c3));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-desc{font-size:17px;color:#b8b8d0;line-height:1.8;margin-bottom:34px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px}
.btn-hero{font-size:16px;padding:16px 36px;box-shadow:0 10px 34px rgba(255,46,99,.45)}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tag{padding:7px 16px;border-radius:8px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);color:#c8c8e0;font-size:13px;transition:all .25s}
.hero-tag:hover{border-color:var(--c3);color:var(--c3);background:rgba(0,212,255,.08)}
/* Hero 右侧数据卡片 */
.hero-panel{position:relative}
.stat-glass{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:30px;backdrop-filter:blur(20px);box-shadow:0 24px 60px rgba(0,0,0,.35)}
.stat-glass-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:22px;display:flex;align-items:center;gap:8px}
.stat-glass-title::before{content:"";width:4px;height:16px;border-radius:2px;background:linear-gradient(var(--c1),var(--c3))}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.stat-cell{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07);border-radius:14px;padding:18px;transition:all .3s}
.stat-cell:hover{transform:translateY(-3px);border-color:rgba(0,212,255,.4);background:rgba(0,212,255,.06)}
.stat-num{font-size:30px;font-weight:900;background:linear-gradient(120deg,var(--c1),var(--c3));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1.2}
.stat-label{font-size:12.5px;color:#9a9ab8;margin-top:4px}
.model-ticker{margin-top:20px;overflow:hidden;position:relative;border-top:1px dashed rgba(255,255,255,.1);padding-top:16px}
.ticker-track{display:flex;flex-wrap:wrap;gap:8px}
.ticker-chip{font-size:12px;color:#8ad8ff;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.2);padding:4px 10px;border-radius:6px}

/* 数据指标条 */
.metrics{background:linear-gradient(135deg,#7b2ff7,#ff2e63);padding:48px 0;position:relative;overflow:hidden}
.metrics::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.15) 1px,transparent 1px);background-size:22px 22px;opacity:.4}
.metrics-inner{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.metric-item .m-num{font-size:44px;font-weight:900;color:#fff;line-height:1.1}
.metric-item .m-suffix{font-size:22px;font-weight:700;color:rgba(255,255,255,.85)}
.metric-item .m-label{color:rgba(255,255,255,.9);font-size:14px;margin-top:6px}

/* 平台介绍 */
.intro-wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.intro-text h2{font-size:36px;font-weight:900;margin-bottom:20px;line-height:1.25}
.intro-text p{color:#555;font-size:16px;margin-bottom:16px}
.intro-features{display:flex;flex-direction:column;gap:14px;margin-top:26px}
.intro-feature{display:flex;align-items:flex-start;gap:14px;padding:16px 18px;border-radius:14px;background:#fff;box-shadow:var(--shadow);border-left:4px solid var(--c2);transition:all .3s}
.intro-feature:hover{transform:translateX(6px);box-shadow:var(--shadow-lg)}
.intro-feature .if-icon{width:38px;height:38px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:18px;background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff}
.intro-feature h4{font-size:15px;font-weight:700;margin-bottom:2px}
.intro-feature p{font-size:13.5px;color:#777;margin:0}
.intro-media{position:relative;display:flex;flex-direction:column;gap:18px}
.intro-media img{border-radius:18px;box-shadow:var(--shadow-lg);transition:transform .4s}
.intro-media img:hover{transform:scale(1.02)}
.media-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.media-float{position:absolute;right:-16px;bottom:-16px;background:linear-gradient(135deg,var(--c4),var(--c1));color:#fff;padding:16px 22px;border-radius:16px;box-shadow:var(--shadow-lg);font-weight:800;font-size:14px;line-height:1.4;text-align:center;z-index:3}
.media-float span{display:block;font-size:24px;font-weight:900}

/* 服务卡片 */
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc-card{background:#fff;border-radius:var(--radius);padding:30px;box-shadow:var(--shadow);transition:all .35s;position:relative;overflow:hidden;border:1px solid #eef0f6}
.svc-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--c1),var(--c2),var(--c3));transform:scaleX(0);transform-origin:left;transition:transform .35s}
.svc-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:transparent}
.svc-card:hover::before{transform:scaleX(1)}
.svc-icon{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:18px;background:linear-gradient(135deg,rgba(255,46,99,.12),rgba(123,47,247,.12));transition:transform .35s}
.svc-card:hover .svc-icon{transform:scale(1.1) rotate(-5deg)}
.svc-card h3{font-size:19px;font-weight:800;margin-bottom:10px}
.svc-card p{font-size:14px;color:#666;line-height:1.7}
.svc-cat{display:inline-block;margin-top:16px;font-size:12px;font-weight:700;padding:4px 12px;border-radius:50px;background:rgba(123,47,247,.08);color:var(--c2)}

/* 流程步骤 */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative}
.step{background:#fff;border-radius:var(--radius);padding:28px 22px;text-align:center;box-shadow:var(--shadow);position:relative;transition:all .35s;border:1px solid #eef0f6}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.step-num{width:52px;height:52px;border-radius:50%;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:900;color:#fff;background:linear-gradient(135deg,var(--c1),var(--c2));box-shadow:0 8px 20px rgba(123,47,247,.3)}
.step h4{font-size:16px;font-weight:800;margin-bottom:8px}
.step p{font-size:13px;color:#777}
.step::after{content:"→";position:absolute;right:-14px;top:50%;transform:translateY(-50%);font-size:22px;color:#ccc;font-weight:700;z-index:2}
.step:last-child::after{display:none}

/* 对比表格 */
.table-wrap{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow-lg);background:#fff}
table{width:100%;border-collapse:collapse;min-width:720px}
thead th{background:linear-gradient(135deg,#1a1a2e,#2a1a4e);color:#fff;padding:18px 20px;text-align:left;font-size:15px;font-weight:700;white-space:nowrap}
thead th.highlight{background:linear-gradient(135deg,var(--c1),var(--c2))}
tbody td{padding:16px 20px;font-size:14px;border-bottom:1px solid #f0f2f8;color:#444}
tbody tr:hover{background:#faf9ff}
tbody td:first-child{font-weight:700;color:var(--text)}
td.highlight{background:rgba(123,47,247,.05);font-weight:700;color:var(--c2)}
.badge-best{display:inline-block;padding:3px 10px;border-radius:50px;font-size:12px;font-weight:700;background:linear-gradient(135deg,var(--c5),#00b85c);color:#fff}

/* 评分卡 */
.rating-panel{display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:center;margin-bottom:48px;background:linear-gradient(135deg,#1a1a2e,#2a1a4e);border-radius:22px;padding:38px;color:#fff;box-shadow:var(--shadow-lg)}
.rating-score{text-align:center;padding:0 30px}
.rating-score .rs-num{font-size:72px;font-weight:900;line-height:1;background:linear-gradient(120deg,var(--c4),var(--c1),var(--c3));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.rating-score .rs-max{font-size:16px;color:#aaa}
.rating-divider{width:1px;height:90px;background:rgba(255,255,255,.15)}
.rating-detail{flex:1;min-width:240px}
.rating-detail h3{font-size:22px;margin-bottom:10px}
.stars{font-size:26px;color:var(--c4);letter-spacing:3px;margin-bottom:8px}
.rating-detail p{color:#aaa;font-size:14px}

/* 案例展示 */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:all .35s;border:1px solid #eef0f6}
.case-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.case-img{position:relative;overflow:hidden;background:linear-gradient(135deg,#1a1a2e,#2a1a4e);aspect-ratio:16/10}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.case-card:hover .case-img img{transform:scale(1.08)}
.case-body{padding:22px}
.case-cat{font-size:12px;font-weight:700;color:var(--c1);margin-bottom:8px;letter-spacing:.5px}
.case-body h3{font-size:17px;font-weight:800;margin-bottom:8px}
.case-body p{font-size:13.5px;color:#777}

/* 评论 */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review-card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:all .35s;position:relative;border:1px solid #eef0f6}
.review-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.review-card::before{content:"“";position:absolute;top:10px;right:24px;font-size:64px;color:rgba(123,47,247,.1);font-family:Georgia,serif;line-height:1;font-weight:900}
.review-stars{color:var(--c4);font-size:16px;letter-spacing:2px;margin-bottom:14px}
.review-text{font-size:14px;color:#444;line-height:1.8;margin-bottom:20px;position:relative;z-index:1}
.review-user{display:flex;align-items:center;gap:12px}
.review-avatar{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:17px;flex-shrink:0;background:linear-gradient(135deg,var(--c1),var(--c2))}
.review-info h4{font-size:14px;font-weight:800}
.review-info span{font-size:12px;color:#999}

/* FAQ */
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border-radius:14px;box-shadow:var(--shadow);overflow:hidden;border:1px solid #eef0f6;transition:all .3s}
.faq-item.active{border-color:var(--c2);box-shadow:0 12px 40px rgba(123,47,247,.15)}
.faq-q{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 26px;cursor:pointer;font-weight:700;font-size:15.5px;user-select:none;transition:color .25s}
.faq-item.active .faq-q{color:var(--c2)}
.faq-icon{width:28px;height:28px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:rgba(123,47,247,.1);color:var(--c2);font-size:18px;font-weight:700;transition:all .3s}
.faq-item.active .faq-icon{background:var(--c2);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .3s;padding:0 26px}
.faq-item.active .faq-a{padding-bottom:24px}
.faq-a p{font-size:14px;color:#666;line-height:1.8}

/* 表单 */
.form-section{background:linear-gradient(135deg,#1a1a2e,#2a1a4e);color:#fff;position:relative;overflow:hidden}
.form-section::before{content:"";position:absolute;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(123,47,247,.25),transparent 70%);top:-150px;right:-100px}
.form-wrap{position:relative;z-index:2;display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.form-intro h2{font-size:36px;font-weight:900;margin-bottom:18px;line-height:1.25}
.form-intro p{color:#b0b0cc;font-size:15.5px;margin-bottom:24px}
.contact-channels{display:flex;flex-direction:column;gap:14px}
.channel-item{display:flex;align-items:center;gap:14px;padding:14px 18px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:12px;transition:all .3s}
.channel-item:hover{background:rgba(255,255,255,.1);border-color:var(--c3)}
.channel-icon{width:40px;height:40px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:18px;background:linear-gradient(135deg,var(--c1),var(--c2))}
.channel-item .ci-label{font-size:12px;color:#999}
.channel-item .ci-val{font-size:14.5px;font-weight:700;color:#fff;word-break:break-all}
.qr-box{margin-top:8px;display:flex;align-items:center;gap:16px;padding:16px;background:rgba(255,255,255,.05);border-radius:12px;border:1px solid rgba(255,255,255,.1)}
.qr-box img{width:96px;height:96px;border-radius:8px;object-fit:cover;background:#fff;padding:4px}
.qr-box .qr-txt{font-size:13px;color:#b0b0cc;line-height:1.7}
.qr-box .qr-txt strong{color:#fff;display:block;font-size:15px;margin-bottom:4px}
.form-card{background:#fff;border-radius:20px;padding:36px;box-shadow:0 30px 80px rgba(0,0,0,.4);color:var(--text)}
.form-card h3{font-size:22px;font-weight:800;margin-bottom:6px}
.form-card .fc-sub{font-size:13.5px;color:#888;margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13.5px;font-weight:700;margin-bottom:7px;color:#333}
.form-group label .req{color:var(--c1)}
.form-control{width:100%;padding:13px 16px;border:1.5px solid #e2e5ee;border-radius:10px;font-size:14px;font-family:inherit;transition:all .25s;background:#fafbfe;color:var(--text)}
.form-control:focus{outline:none;border-color:var(--c2);background:#fff;box-shadow:0 0 0 4px rgba(123,47,247,.1)}
textarea.form-control{resize:vertical;min-height:110px}
.form-submit{width:100%;padding:15px;font-size:16px;margin-top:6px}
.form-note{font-size:12px;color:#999;text-align:center;margin-top:14px}

/* 文章 */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.article-card{background:#fff;border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:all .35s;border:1px solid #eef0f6;display:flex;flex-direction:column}
.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.article-meta{display:flex;gap:12px;font-size:12px;color:#999;margin-bottom:14px}
.article-card h3{font-size:16.5px;font-weight:800;margin-bottom:12px;line-height:1.5}
.article-card p{font-size:13.5px;color:#777;flex:1;margin-bottom:18px}
.article-link{font-size:13.5px;font-weight:700;color:var(--c2);display:inline-flex;align-items:center;gap:6px;transition:gap .25s}
.article-link:hover{gap:12px}

/* 标签云 */
.tagcloud{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;max-width:960px;margin:0 auto}
.tagcloud a{padding:9px 20px;border-radius:50px;background:#fff;box-shadow:var(--shadow);font-size:13.5px;font-weight:600;color:#555;transition:all .3s;border:1px solid #eef0f6}
.tagcloud a:hover{background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;transform:translateY(-3px);border-color:transparent}

/* Token 比价 */
.price-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:36px}
.price-card{background:#fff;border-radius:20px;padding:34px 28px;box-shadow:var(--shadow);text-align:center;transition:all .35s;border:2px solid #eef0f6;position:relative}
.price-card.featured{border-color:var(--c2);box-shadow:0 20px 50px rgba(123,47,247,.2);transform:scale(1.04)}
.price-card:hover{transform:translateY(-8px)}
.price-card.featured:hover{transform:scale(1.04) translateY(-8px)}
.pc-tag{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;font-size:12px;font-weight:700;padding:5px 18px;border-radius:50px;white-space:nowrap}
.pc-name{font-size:18px;font-weight:800;margin-bottom:6px}
.pc-desc{font-size:13px;color:#888;margin-bottom:20px}
.pc-price{font-size:42px;font-weight:900;line-height:1;background:linear-gradient(120deg,var(--c1),var(--c2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.pc-price small{font-size:15px;font-weight:600;-webkit-text-fill-color:#999;color:#999}
.pc-features{list-style:none;text-align:left;margin:24px 0;font-size:14px;color:#555}
.pc-features li{padding:9px 0;border-bottom:1px dashed #eef0f6;display:flex;align-items:center;gap:10px}
.pc-features li::before{content:"✓";color:var(--c5);font-weight:800}

/* 服务网络 */
.network-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.net-item{background:#fff;border-radius:14px;padding:24px;text-align:center;box-shadow:var(--shadow);transition:all .3s;border:1px solid #eef0f6}
.net-item:hover{transform:translateY(-5px);border-color:var(--c3);box-shadow:var(--shadow-lg)}
.net-item .net-emoji{font-size:32px;margin-bottom:10px}
.net-item h4{font-size:16px;font-weight:800;margin-bottom:6px}
.net-item p{font-size:13px;color:#888}

/* 时间线 */
.timeline{position:relative;max-width:840px;margin:0 auto;padding-left:30px}
.timeline::before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:3px;background:linear-gradient(var(--c1),var(--c2),var(--c3));border-radius:3px}
.tl-item{position:relative;padding:0 0 32px 28px}
.tl-item::before{content:"";position:absolute;left:-26px;top:6px;width:16px;height:16px;border-radius:50%;background:#fff;border:4px solid var(--c2);box-shadow:0 0 0 4px rgba(123,47,247,.15)}
.tl-item h4{font-size:17px;font-weight:800;margin-bottom:6px}
.tl-item p{font-size:14px;color:#666}

/* 加盟 */
.join-panel{background:linear-gradient(135deg,#ff2e63,#7b2ff7);border-radius:24px;padding:56px 40px;color:#fff;text-align:center;box-shadow:0 30px 80px rgba(123,47,247,.35);position:relative;overflow:hidden}
.join-panel::before{content:"";position:absolute;width:400px;height:400px;border-radius:50%;background:rgba(255,255,255,.1);top:-150px;left:-100px}
.join-panel::after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.08);bottom:-120px;right:-60px}
.join-panel h2{font-size:34px;font-weight:900;margin-bottom:16px;position:relative;z-index:2}
.join-panel p{font-size:16px;opacity:.92;max-width:680px;margin:0 auto 30px;position:relative;z-index:2}
.join-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;position:relative;z-index:2}
.btn-white{background:#fff;color:var(--c2)}
.btn-white:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.25)}
.btn-white-outline{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.6)}
.btn-white-outline:hover{background:rgba(255,255,255,.15)}

/* 友情链接 & 页脚 */
.friend-links{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:24px}
.friend-links a{font-size:13.5px;color:#667;padding:7px 16px;border-radius:8px;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.05);transition:all .25s;border:1px solid #eef0f6}
.friend-links a:hover{color:var(--c2);border-color:var(--c2);transform:translateY(-2px)}
footer{background:#0a0a1a;color:#a0a0b8;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .fb-logo{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand .fb-logo img{height:36px}
.footer-brand .fb-name{color:#fff;font-weight:800;font-size:18px}
.footer-brand p{font-size:13.5px;line-height:1.8;margin-bottom:18px}
.footer-social{display:flex;flex-wrap:wrap;gap:10px}
.footer-social a{font-size:12.5px;padding:6px 14px;border-radius:50px;background:rgba(255,255,255,.06);color:#c0c0d8;transition:all .25s}
.footer-social a:hover{background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff}
.footer-col h4{color:#fff;font-size:15px;font-weight:800;margin-bottom:18px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13.5px;color:#a0a0b8;transition:color .25s}
.footer-col a:hover{color:var(--c3)}
.footer-contact-item{display:flex;gap:10px;font-size:13.5px;margin-bottom:12px;align-items:flex-start}
.footer-contact-item .fc-ico{color:var(--c1);flex-shrink:0;font-weight:700}
.footer-bottom{padding:26px 0;text-align:center;font-size:13px;color:#66667a}
.footer-bottom .fb-links a{color:#8888a0;margin:0 8px}
.footer-bottom .fb-links a:hover{color:var(--c3)}

/* 浮动客服 */
.float-service{position:fixed;right:22px;bottom:90px;z-index:999;display:flex;flex-direction:column;gap:12px}
.fs-btn{width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 8px 24px rgba(0,0,0,.2);transition:all .3s;border:none;font-size:22px;position:relative}
.fs-btn:hover{transform:scale(1.12)}
.fs-wechat{background:linear-gradient(135deg,#00e676,#00b85c);color:#fff}
.fs-qq{background:linear-gradient(135deg,#00d4ff,#0090ff);color:#fff}
.fs-top{background:linear-gradient(135deg,var(--c1),var(--c2));color:#fff;opacity:0;visibility:hidden}
.fs-top.show{opacity:1;visibility:visible}
.fs-popup{position:absolute;right:70px;top:0;width:220px;background:#fff;border-radius:14px;padding:16px;box-shadow:0 20px 60px rgba(0,0,0,.2);opacity:0;visibility:hidden;transform:translateX(10px);transition:all .3s;color:var(--text)}
.fs-btn:hover .fs-popup{opacity:1;visibility:visible;transform:translateX(0)}
.fs-popup::after{content:"";position:absolute;right:-6px;top:22px;width:12px;height:12px;background:#fff;transform:rotate(45deg)}
.fs-popup img{width:100%;border-radius:8px;margin-bottom:8px}
.fs-popup p{font-size:13px;text-align:center;color:#666}
.fs-popup strong{display:block;font-size:15px;color:var(--text);margin-bottom:4px}

/* 动画 */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* 响应 */
@media(max-width:1080px){
.hero-inner{grid-template-columns:1fr;gap:40px}
.hero h1{font-size:42px}
.hero-panel{max-width:520px}
.intro-wrap{grid-template-columns:1fr;gap:40px}
.cards-grid{grid-template-columns:repeat(2,1fr)}
.case-grid,.review-grid,.article-grid{grid-template-columns:repeat(2,1fr)}
.steps{grid-template-columns:repeat(3,1fr)}
.step::after{display:none}
.price-cards{grid-template-columns:1fr}
.price-card.featured{transform:none}
.price-card.featured:hover{transform:translateY(-8px)}
.network-grid{grid-template-columns:repeat(2,1fr)}
.form-wrap{grid-template-columns:1fr;gap:36px}
.footer-grid{grid-template-columns:1fr 1fr;gap:32px}
.metrics-inner{grid-template-columns:repeat(2,1fr);gap:30px}
}
@media(max-width:768px){
.nav-links{position:fixed;top:68px;left:0;right:0;flex-direction:column;background:rgba(10,10,26,.98);backdrop-filter:blur(20px);padding:16px 20px;gap:4px;transform:translateY(-120%);transition:transform .35s;max-height:calc(100vh - 68px);overflow-y:auto;border-bottom:1px solid rgba(255,255,255,.1);align-items:stretch}
.nav-links.open{transform:translateY(0)}
.nav-links a{padding:12px 8px;font-size:15px;border-radius:8px}
.nav-links a::after{display:none}
.nav-links a:hover{background:rgba(255,255,255,.06)}
.mobile-toggle{display:block}
.nav-cta .btn{display:none}
.hero{padding:100px 0 60px;min-height:auto}
.hero h1{font-size:32px}
.hero-desc{font-size:15px}
.btn-hero{padding:14px 28px;font-size:15px}
.section{padding:56px 0}
.sec-title{font-size:28px}
.sec-sub{font-size:14.5px}
.metrics-inner{grid-template-columns:repeat(2,1fr);gap:24px}
.metric-item .m-num{font-size:32px}
.cards-grid,.case-grid,.review-grid,.article-grid{grid-template-columns:1fr}
.steps{grid-template-columns:1fr}
.network-grid{grid-template-columns:1fr 1fr}
.form-row{grid-template-columns:1fr}
.join-panel{padding:40px 24px}
.join-panel h2{font-size:26px}
.form-card{padding:26px 20px}
.footer-grid{grid-template-columns:1fr;gap:28px}
.float-service{right:14px;bottom:74px}
.fs-btn{width:48px;height:48px;font-size:20px}
.rating-panel{padding:28px 20px}
.rating-divider{display:none}
.rating-score{padding:0}
.rating-score .rs-num{font-size:56px}
.intro-text h2,.form-intro h2{font-size:28px}
}
@media(max-width:480px){
.hero h1{font-size:27px}
.sec-title{font-size:24px}
.stat-grid{grid-template-columns:1fr 1fr}
.network-grid{grid-template-columns:1fr}
.metrics-inner{grid-template-columns:1fr 1fr}
}