*{margin:0;padding:0;box-sizing:border-box}
:root{
--ink:#101a33;
--ink-soft:#3d4a68;
--muted:#6a7796;
--neon1:#4d7cff;
--neon2:#9b5cff;
--neon3:#00d4c8;
--neon4:#ff5fa2;
--line:rgba(77,124,255,.16);
--card:#ffffff;
--bg:#f4f6fd;
--radius:18px;
--shadow:0 14px 40px -18px rgba(31,54,120,.35);
}
html{scroll-behavior:smooth}
body{
font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
background:var(--bg);
color:var(--ink);
line-height:1.7;
overflow-x:hidden;
-webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
section{position:relative}

/* ============ 顶部导航 ============ */
.site-header{
position:sticky;top:0;z-index:100;
background:rgba(255,255,255,.82);
backdrop-filter:blur(16px);
border-bottom:1px solid var(--line);
transition:box-shadow .3s ease;
}
.site-header.scrolled{box-shadow:0 6px 24px -14px rgba(31,54,120,.4)}
.nav-wrap{
display:flex;align-items:center;justify-content:space-between;
gap:16px;min-height:66px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{width:auto;max-height:38px}
.brand-text{font-weight:800;font-size:18px;letter-spacing:.5px;color:var(--ink);white-space:nowrap}
.brand-text span{background:linear-gradient(100deg,var(--neon1),var(--neon2));-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:nowrap}
.nav-links a{
display:inline-block;
padding:8px 12px;
font-size:14.5px;
color:var(--ink-soft);
font-weight:500;
border-radius:10px;
position:relative;
transition:color .25s ease,background .25s ease;
white-space:nowrap;
}
.nav-links a::after{
content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
background:linear-gradient(90deg,var(--neon1),var(--neon2));
border-radius:2px;transform:scaleX(0);transform-origin:left;
transition:transform .28s ease;
}
.nav-links a:hover{color:var(--neon1)}
.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:11px 24px;border-radius:12px;font-size:14.5px;font-weight:600;
transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
white-space:nowrap;
}
.btn-primary{
background:linear-gradient(110deg,var(--neon1),var(--neon2));
color:#fff;
box-shadow:0 10px 26px -12px rgba(77,124,255,.9);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px -12px rgba(155,92,255,.85);filter:saturate(1.1)}
.btn-ghost{
background:#fff;color:var(--ink);border:1.5px solid var(--line);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--neon1);color:var(--neon1)}
.btn:active{transform:translateY(0) scale(.98)}
.nav-toggle{
display:none;width:44px;height:44px;border-radius:12px;
background:#fff;border:1.5px solid var(--line);
align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ Hero 首屏（无图片） ============ */
.hero{
position:relative;overflow:hidden;
padding:76px 0 90px;
background:
radial-gradient(900px 460px at 82% 6%,rgba(155,92,255,.20),transparent 62%),
radial-gradient(760px 420px at 12% 24%,rgba(77,124,255,.20),transparent 60%),
radial-gradient(620px 380px at 50% 100%,rgba(0,212,200,.16),transparent 65%),
linear-gradient(165deg,#f7f9ff 0%,#eef2fe 52%,#f2f0ff 100%);
}
.hero::before{
content:"";position:absolute;inset:0;
background-image:linear-gradient(rgba(77,124,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(77,124,255,.055) 1px,transparent 1px);
background-size:54px 54px;
mask-image:radial-gradient(circle at 50% 30%,#000 25%,transparent 78%);
-webkit-mask-image:radial-gradient(circle at 50% 30%,#000 25%,transparent 78%);
pointer-events:none;
}
.hero-orb{
position:absolute;border-radius:50%;filter:blur(48px);opacity:.5;pointer-events:none;
animation:float 11s ease-in-out infinite;
}
.orb-a{width:280px;height:280px;background:radial-gradient(circle,#7fa2ff,transparent 70%);top:-70px;right:6%}
.orb-b{width:220px;height:220px;background:radial-gradient(circle,#c9a3ff,transparent 70%);bottom:-50px;left:4%;animation-delay:-4s}
.orb-c{width:160px;height:160px;background:radial-gradient(circle,#7df0e6,transparent 70%);top:38%;left:46%;animation-delay:-7s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-22px)}}
.hero-inner{position:relative;z-index:2;max-width:840px;margin:0 auto;text-align:center}
.hero-badge{
display:inline-flex;align-items:center;gap:8px;
padding:7px 18px;border-radius:999px;
background:rgba(255,255,255,.75);border:1px solid rgba(77,124,255,.28);
font-size:13.5px;font-weight:600;color:var(--neon1);
box-shadow:0 8px 20px -14px rgba(77,124,255,.8);
backdrop-filter:blur(6px);
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--neon3);box-shadow:0 0 0 0 rgba(0,212,200,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(0,212,200,0)}100%{box-shadow:0 0 0 0 rgba(0,212,200,0)}}
.hero h1{
margin:24px 0 0;
font-size:clamp(30px,5vw,52px);
line-height:1.22;
letter-spacing:-.5px;
font-weight:800;
color:var(--ink);
}
.hero h1 em{
font-style:normal;
background:linear-gradient(100deg,var(--neon1) 0%,var(--neon2) 55%,var(--neon3) 100%);
-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
margin:22px auto 0;max-width:660px;
font-size:clamp(15px,1.7vw,17.5px);
color:var(--ink-soft);
}
.hero-actions{margin-top:34px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-actions .btn{padding:15px 36px;font-size:16px}
.hero-tags{margin-top:30px;display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.hero-tags span{
font-size:13px;padding:6px 14px;border-radius:999px;
background:rgba(255,255,255,.7);border:1px solid rgba(77,124,255,.2);
color:var(--ink-soft);font-weight:500;
backdrop-filter:blur(4px);
}
.hero-metrics{
margin-top:46px;
display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
}
.metric{
background:rgba(255,255,255,.78);
border:1px solid rgba(255,255,255,.9);
box-shadow:var(--shadow);
border-radius:16px;padding:18px 12px;
backdrop-filter:blur(10px);
transition:transform .3s ease,box-shadow .3s ease;
}
.metric:hover{transform:translateY(-5px);box-shadow:0 22px 44px -20px rgba(77,124,255,.55)}
.metric b{
display:block;font-size:clamp(22px,3vw,28px);font-weight:800;
background:linear-gradient(100deg,var(--neon1),var(--neon2));
-webkit-background-clip:text;background-clip:text;color:transparent;
}
.metric small{display:block;margin-top:4px;font-size:13px;color:var(--muted)}

/* ============ 通用区块 ============ */
.section{padding:74px 0}
.section-head{max-width:760px;margin:0 auto 46px;text-align:center}
.eyebrow{
display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
color:var(--neon1);text-transform:uppercase;margin-bottom:12px;
}
.section-head h2{
font-size:clamp(24px,3.4vw,34px);
font-weight:800;letter-spacing:-.4px;color:var(--ink);line-height:1.3;
}
.section-head p{margin-top:14px;color:var(--ink-soft);font-size:15.5px}
.bg-alt{background:linear-gradient(180deg,#ffffff 0%,#f6f8ff 100%)}
.bg-soft{background:linear-gradient(180deg,#eef2fe 0%,#f6f4ff 100%)}

/* 关于我们 */
.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:start}
.about-copy p{color:var(--ink-soft);font-size:15.5px;margin-bottom:16px}
.about-list{display:grid;gap:12px;margin-top:22px}
.about-item{
display:flex;gap:12px;align-items:flex-start;
background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;
box-shadow:0 8px 22px -18px rgba(31,54,120,.5);
}
.about-item .ico{
flex-shrink:0;width:34px;height:34px;border-radius:10px;
display:flex;align-items:center;justify-content:center;
background:linear-gradient(135deg,rgba(77,124,255,.14),rgba(155,92,255,.14));
color:var(--neon1);font-weight:800;font-size:15px;
}
.about-item h4{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:2px}
.about-item p{font-size:13.5px;color:var(--muted);margin:0}
.about-panel{
background:linear-gradient(160deg,#ffffff,#f7f9ff);
border:1px solid var(--line);border-radius:var(--radius);
padding:26px;box-shadow:var(--shadow);
}
.about-panel h3{font-size:18px;font-weight:800;margin-bottom:16px}
.model-cloud{display:flex;flex-wrap:wrap;gap:8px}
.model-cloud span{
font-size:12.5px;padding:5px 11px;border-radius:8px;
background:rgba(77,124,255,.08);color:#3355cc;font-weight:600;
border:1px solid rgba(77,124,255,.14);
transition:.22s;
}
.model-cloud span:hover{background:linear-gradient(110deg,var(--neon1),var(--neon2));color:#fff;transform:translateY(-2px)}

/* 服务卡片 */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
padding:26px 24px;box-shadow:0 10px 30px -22px rgba(31,54,120,.65);
transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
position:relative;overflow:hidden;
}
.card::before{
content:"";position:absolute;top:0;left:0;right:0;height:3px;
background:linear-gradient(90deg,var(--neon1),var(--neon2),var(--neon3));
transform:scaleX(0);transform-origin:left;transition:transform .4s ease;
}
.card:hover{transform:translateY(-6px);box-shadow:0 26px 48px -24px rgba(77,124,255,.6);border-color:rgba(77,124,255,.3)}
.card:hover::before{transform:scaleX(1)}
.card-ico{
width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
font-size:20px;font-weight:800;color:#fff;margin-bottom:16px;
background:linear-gradient(135deg,var(--neon1),var(--neon2));
box-shadow:0 10px 20px -12px rgba(77,124,255,.9);
}
.card h3{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:8px}
.card p{font-size:14px;color:var(--ink-soft);line-height:1.72}

/* 一站式制作 横版 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.split-media{display:grid;gap:16px;grid-template-columns:1fr}
.split-media img{border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow);width:100%;object-fit:cover}
.split-media .sq{max-width:320px;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:1/1;object-fit:cover}
.split-copy h2{font-size:clamp(23px,3vw,31px);font-weight:800;line-height:1.34;margin-bottom:16px;color:var(--ink)}
.split-copy p{color:var(--ink-soft);font-size:15.5px;margin-bottom:16px}
.chip-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.chip{
font-size:13.5px;padding:8px 16px;border-radius:999px;font-weight:600;
background:#fff;border:1px solid var(--line);color:var(--ink-soft);
transition:.25s;
}
.chip:hover{border-color:var(--neon1);color:var(--neon1);transform:translateY(-2px)}

/* 行业方案 */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.scene{
background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;
display:flex;gap:14px;align-items:flex-start;
transition:.28s ease;box-shadow:0 8px 24px -20px rgba(31,54,120,.6);
}
.scene:hover{transform:translateX(4px);border-color:rgba(77,124,255,.35);box-shadow:0 16px 32px -22px rgba(77,124,255,.6)}
.scene .tag{
flex-shrink:0;padding:4px 10px;border-radius:8px;font-size:12.5px;font-weight:700;
background:linear-gradient(120deg,rgba(77,124,255,.12),rgba(0,212,200,.12));color:#2b4bd4;
}
.scene h4{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:4px}
.scene p{font-size:13.5px;color:var(--muted);margin:0}

/* 服务网络 */
.network{
display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.net-item{
background:linear-gradient(160deg,#fff,#f7f9ff);border:1px solid var(--line);
border-radius:14px;padding:20px;text-align:center;transition:.28s;
}
.net-item:hover{transform:translateY(-4px);box-shadow:0 18px 34px -24px rgba(77,124,255,.7);border-color:rgba(77,124,255,.3)}
.net-item b{display:block;font-size:26px;font-weight:800;color:var(--neon1);margin-bottom:4px}
.net-item span{font-size:13.5px;color:var(--ink-soft)}

/* 标准流程 */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:st}
.step{
position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;
padding:26px 18px 22px;text-align:center;transition:.28s;
}
.step:hover{transform:translateY(-6px);box-shadow:0 20px 36px -24px rgba(155,92,255,.65);border-color:rgba(155,92,255,.32)}
.step::before{
counter-increment:st;content:"0" counter(st);
position:absolute;top:-14px;left:50%;transform:translateX(-50%);
width:38px;height:28px;border-radius:8px;font-size:13px;font-weight:800;
display:flex;align-items:center;justify-content:center;color:#fff;
background:linear-gradient(120deg,var(--neon1),var(--neon2));
box-shadow:0 8px 18px -10px rgba(77,124,255,.9);
}
.step h4{margin-top:12px;font-size:15px;font-weight:800;color:var(--ink)}
.step p{font-size:13px;color:var(--muted);margin-top:6px}

/* 案例中心 */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case{
background:#fff;border:1px solid var(--line);border-radius:var(--radius);
overflow:hidden;transition:.3s;box-shadow:0 10px 28px -24px rgba(31,54,120,.7);
}
.case:hover{transform:translateY(-6px);box-shadow:0 24px 44px -26px rgba(77,124,255,.65)}
.case-img{aspect-ratio:16/10;overflow:hidden;background:#eef2fe}
.case-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.case:hover .case-img img{transform:scale(1.06)}
.case-body{padding:18px 20px 22px}
.case-body h4{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:6px}
.case-body p{font-size:13.5px;color:var(--muted)}

/* 对比评测 */
.rating-box{
display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:center;
background:linear-gradient(120deg,rgba(77,124,255,.08),rgba(155,92,255,.10));
border:1px solid rgba(77,124,255,.2);border-radius:var(--radius);
padding:24px 28px;margin-bottom:30px;text-align:center;
}
.rating-score{display:flex;align-items:baseline;gap:6px}
.rating-score b{font-size:44px;font-weight:900;line-height:1;background:linear-gradient(110deg,var(--neon1),var(--neon2));-webkit-background-clip:text;background-clip:text;color:transparent}
.rating-score span{font-size:15px;color:var(--muted);font-weight:600}
.stars{font-size:20px;color:#ffb020;letter-spacing:2px}
.rating-desc{font-size:14.5px;color:var(--ink-soft);font-weight:600}
.table-wrap{overflow-x:auto;border-radius:16px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;min-width:680px}
th,td{padding:15px 18px;text-align:left;font-size:14px;border-bottom:1px solid rgba(77,124,255,.1)}
thead th{
background:linear-gradient(120deg,rgba(77,124,255,.10),rgba(155,92,255,.10));
font-weight:800;color:var(--ink);white-space:nowrap;font-size:14.5px;
}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(77,124,255,.04)}
td:first-child{font-weight:700;color:var(--ink)}
td.strong{color:#2b4bd4;font-weight:700}

/* 需求匹配 / 表单 */
.form-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:34px;align-items:start}
.form-side h2{font-size:clamp(23px,3vw,30px);font-weight:800;line-height:1.34;margin-bottom:14px}
.form-side p{color:var(--ink-soft);font-size:15px;margin-bottom:18px}
.contact-lines{display:grid;gap:12px;margin-top:6px}
.contact-line{
display:flex;gap:12px;align-items:center;font-size:14px;color:var(--ink-soft);
background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;
}
.contact-line b{color:var(--ink);font-weight:700;min-width:64px}
.form-card{
background:#fff;border:1px solid var(--line);border-radius:var(--radius);
padding:28px;box-shadow:var(--shadow);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:7px}
.field input,.field select,.field textarea{
width:100%;padding:12px 14px;border-radius:11px;border:1.5px solid #e2e7f5;
background:#fbfcff;font-size:14.5px;color:var(--ink);font-family:inherit;
transition:border-color .22s,box-shadow .22s,background .22s;
}
.field input:focus,.field select:focus,.field textarea:focus{
outline:none;border-color:var(--neon1);background:#fff;
box-shadow:0 0 0 4px rgba(77,124,255,.12);
}
.field textarea{min-height:110px;resize:vertical}
.form-card .btn{width:100%;padding:14px;font-size:15.5px;margin-top:6px}
.form-note{font-size:12.5px;color:var(--muted);text-align:center;margin-top:12px}

/* Token 比价 */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.price-card{
background:#fff;border:1px solid var(--line);border-radius:var(--radius);
padding:28px 24px;transition:.3s;position:relative;
}
.price-card.hot{border-color:rgba(155,92,255,.5);box-shadow:0 20px 44px -26px rgba(155,92,255,.7)}
.price-card .hot-badge{
position:absolute;top:-12px;right:20px;padding:4px 14px;border-radius:999px;
font-size:12px;font-weight:700;color:#fff;
background:linear-gradient(110deg,var(--neon2),var(--neon4));
}
.price-card:hover{transform:translateY(-6px);box-shadow:0 24px 46px -26px rgba(77,124,255,.6)}
.price-card h4{font-size:16px;font-weight:800;margin-bottom:8px;color:var(--ink)}
.price-card .price{font-size:32px;font-weight:900;color:var(--ink);line-height:1.2}
.price-card .price small{font-size:13px;font-weight:600;color:var(--muted);margin-left:4px}
.price-card ul{margin:16px 0 0;display:grid;gap:9px}
.price-card li{font-size:13.5px;color:var(--ink-soft);padding-left:20px;position:relative}
.price-card li::before{
content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;
background:linear-gradient(135deg,var(--neon1),var(--neon3));
}
.price-tip{text-align:center;margin-top:24px;font-size:13px;color:var(--muted)}

/* 评论 */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{
background:#fff;border:1px solid var(--line);border-radius:var(--radius);
padding:24px;transition:.3s;box-shadow:0 10px 28px -24px rgba(31,54,120,.65);
display:flex;flex-direction:column;
}
.review:hover{transform:translateY(-5px);box-shadow:0 22px 42px -26px rgba(77,124,255,.6);border-color:rgba(77,124,255,.28)}
.review .stars{font-size:15px;margin-bottom:12px}
.review p{font-size:14px;color:var(--ink-soft);flex:1}
.review-user{display:flex;align-items:center;gap:11px;margin-top:18px;padding-top:16px;border-top:1px dashed rgba(77,124,255,.18)}
.avatar{
width:40px;height:40px;border-radius:50%;flex-shrink:0;
display:flex;align-items:center;justify-content:center;
font-weight:800;color:#fff;font-size:15px;
background:linear-gradient(135deg,var(--neon1),var(--neon2));
}
.review-user b{display:block;font-size:14px;color:var(--ink)}
.review-user span{font-size:12.5px;color:var(--muted)}

/* FAQ */
.faq-list{max-width:880px;margin:0 auto;display:grid;gap:12px}
.faq-item{
background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;
transition:box-shadow .25s,border-color .25s;
}
.faq-item.open{border-color:rgba(77,124,255,.4);box-shadow:0 18px 36px -26px rgba(77,124,255,.65)}
.faq-q{
width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
padding:18px 22px;text-align:left;font-size:15px;font-weight:700;color:var(--ink);
transition:color .2s;
}
.faq-q:hover{color:var(--neon1)}
.faq-q .plus{
flex-shrink:0;width:26px;height:26px;border-radius:8px;
display:flex;align-items:center;justify-content:center;
background:rgba(77,124,255,.1);color:var(--neon1);font-size:16px;font-weight:700;
transition:transform .3s,background .3s,color .3s;
}
.faq-item.open .plus{transform:rotate(45deg);background:linear-gradient(120deg,var(--neon1),var(--neon2));color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 20px;font-size:14px;color:var(--ink-soft);line-height:1.75}

/* 文章 */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article{
background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;
transition:.28s;display:flex;flex-direction:column;
}
.article:hover{transform:translateY(-4px);border-color:rgba(0,212,200,.45);box-shadow:0 18px 34px -26px rgba(0,212,200,.7)}
.article h4{font-size:15.5px;font-weight:800;color:var(--ink);margin-bottom:8px;line-height:1.5}
.article p{font-size:13.5px;color:var(--muted);flex:1}
.article a{font-size:13.5px;font-weight:700;color:var(--neon1);margin-top:14px;display:inline-flex;align-items:center;gap:5px}
.article a:hover{gap:9px}

/* 友情链接 */
.links-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.links-cloud a{
font-size:13.5px;padding:8px 16px;border-radius:999px;
background:#fff;border:1px solid var(--line);color:var(--ink-soft);font-weight:500;
transition:.25s;
}
.links-cloud a:hover{color:var(--neon1);border-color:var(--neon1);transform:translateY(-2px)}

/* Footer */
.site-footer{
background:linear-gradient(170deg,#101a33 0%,#182349 60%,#141d3d 100%);
color:#c5cde3;padding:52px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:38px}
.footer-brand img{max-height:36px;width:auto;margin-bottom:14px;filter:brightness(0) invert(1)}
.footer-brand p{font-size:13.5px;line-height:1.8;color:#9aa6c4;max-width:300px}
.footer-col h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-col a,.footer-col li{display:block;font-size:13.5px;color:#9aa6c4;margin-bottom:9px;transition:color .22s}
.footer-col a:hover{color:var(--neon3)}
.footer-bottom{
border-top:1px solid rgba(255,255,255,.1);padding:20px 0;
display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;
font-size:12.5px;color:#8b96b5;
}
.footer-bottom a{color:#aab5d4}
.footer-bottom a:hover{color:var(--neon3)}

/* 浮动客服 */
.float-cs{position:fixed;right:20px;bottom:80px;z-index:90;display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.cs-btn{
width:52px;height:52px;border-radius:16px;display:flex;align-items:center;justify-content:center;
background:linear-gradient(135deg,var(--neon1),var(--neon2));color:#fff;
box-shadow:0 12px 26px -10px rgba(77,124,255,.9);
transition:transform .25s,box-shadow .25s;
font-size:20px;font-weight:800;
}
.cs-btn:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 18px 34px -12px rgba(155,92,255,.9)}
.cs-panel{
display:none;background:#fff;border-radius:16px;padding:16px;box-shadow:0 20px 46px -18px rgba(31,54,120,.6);
width:200px;text-align:center;border:1px solid var(--line);
}
.cs-panel.show{display:block;animation:fadeInUp .3s ease}
.cs-panel img{width:100%;max-width:148px;margin:0 auto 10px;border-radius:10px;border:1px solid #eef2fe}
.cs-panel p{font-size:12.5px;color:var(--muted)}
@keyframes fadeInUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.to-top{
width:52px;height:52px;border-radius:16px;display:flex;align-items:center;justify-content:center;
background:#fff;border:1px solid var(--line);color:var(--neon1);font-size:20px;font-weight:800;
box-shadow:0 10px 24px -14px rgba(31,54,120,.6);
transition:.25s;
}
.to-top:hover{background:linear-gradient(135deg,var(--neon1),var(--neon2));color:#fff}

/* 滚动渐入 */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* 响应式 */
@media(max-width:1024px){
.hero-metrics{grid-template-columns:repeat(2,1fr)}
.cards,.case-grid,.review-grid,.article-grid,.price-grid{grid-template-columns:repeat(2,1fr)}
.network{grid-template-columns:repeat(2,1fr)}
.steps{grid-template-columns:repeat(3,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
.nav-links{display:none}
.nav-toggle{display:flex}
.nav-links.mobile-open{
display:flex;position:absolute;top:66px;left:0;right:0;
flex-direction:column;align-items:stretch;gap:2px;
background:#fff;padding:14px 20px 20px;border-bottom:1px solid var(--line);
box-shadow:0 16px 30px -20px rgba(31,54,120,.5);
}
.nav-links.mobile-open a{padding:11px 12px;border-radius:10px}
.nav-links.mobile-open a:hover{background:rgba(77,124,255,.07)}
.split{grid-template-columns:1fr}
.about-grid{grid-template-columns:1fr}
.form-layout{grid-template-columns:1fr}
}
@media(max-width:768px){
.section{padding:54px 0}
.hero{padding:56px 0 66px}
.hero-actions .btn{padding:13px 28px;font-size:15px}
.cards,.case-grid,.review-grid,.article-grid,.price-grid,.scene-grid{grid-template-columns:1fr}
.steps{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr;gap:26px}
.form-row{grid-template-columns:1fr}
.rating-box{flex-direction:column;gap:12px}
.float-cs{right:14px;bottom:70px}
.cs-btn,.to-top{width:46px;height:46px;font-size:18px}
}
@media(max-width:480px){
.hero-metrics{grid-template-columns:1fr 1fr}
}