*{margin:0;padding:0;box-sizing:border-box}
:root{
  --ink:#0f1b2d;
  --ink-soft:#41506a;
  --ink-mute:#6d7b93;
  --brand:#1a56db;
  --brand-2:#00b3a4;
  --brand-3:#ff6a3d;
  --bg:#f4f7fd;
  --card:#ffffff;
  --line:#dfe6f3;
  --radius:18px;
  --shadow:0 12px 32px rgba(20,50,110,.08);
  --shadow-hover:0 20px 44px rgba(20,50,110,.16);
  --container:1180px;
}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1100px 520px at 12% -6%,rgba(26,86,219,.14),transparent 60%),
    radial-gradient(900px 480px at 88% 4%,rgba(0,179,164,.14),transparent 62%),
    linear-gradient(180deg,#eef3fd 0%,#f6f9ff 40%,#eef3fd 100%);
  background-attachment:fixed;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:80;backdrop-filter:blur(14px);background:rgba(244,247,253,.86);border-bottom:1px solid rgba(223,230,243,.9);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 8px 26px rgba(20,50,110,.09)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-logo{width:40px;height:40px;object-fit:contain;border-radius:10px;background:#fff;padding:4px;box-shadow:0 4px 12px rgba(20,50,110,.1)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.5px;color:var(--ink)}
.brand-sub{font-size:11px;color:var(--ink-mute);letter-spacing:1.5px}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.nav-links a{display:block;padding:8px 12px;font-size:14px;color:var(--ink-soft);font-weight:500;border-radius:8px;transition:color .25s,background .25s;white-space:nowrap}
.nav-links a:hover{color:var(--brand);background:rgba(26,86,219,.07)}
.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:11px 22px;border-radius:12px;font-size:14px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .25s,background .25s,color .25s}
.btn:active{transform:scale(.97)}
.btn-primary{background:linear-gradient(135deg,#1a56db,#0b8bff);color:#fff;box-shadow:0 10px 22px rgba(26,86,219,.32)}
.btn-primary:hover{box-shadow:0 14px 30px rgba(26,86,219,.44);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.8);color:var(--brand);border-color:rgba(26,86,219,.3)}
.btn-ghost:hover{background:#fff;box-shadow:var(--shadow)}
.btn-accent{background:linear-gradient(135deg,#ff7a45,#ff4d4f);color:#fff;box-shadow:0 10px 22px rgba(255,90,60,.3)}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,90,60,.4)}
.menu-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s,opacity .3s}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:76px 0 84px}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:42px;align-items:center;position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(26,86,219,.09);color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.5px;margin-bottom:20px;border:1px solid rgba(26,86,219,.18)}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--brand-2);display:inline-block;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}
.hero h1{font-size:clamp(30px,4.2vw,50px);line-height:1.16;font-weight:900;letter-spacing:-.5px;color:var(--ink);margin-bottom:20px}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,#1a56db 10%,#00b3a4 90%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-desc{font-size:16px;color:var(--ink-soft);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{font-size:12.5px;color:var(--ink-soft);background:rgba(255,255,255,.85);border:1px solid var(--line);padding:5px 12px;border-radius:999px;transition:transform .25s,color .25s,border-color .25s}
.hero-tags span:hover{transform:translateY(-2px);color:var(--brand);border-color:rgba(26,86,219,.4)}

.hero-panel{position:relative;background:linear-gradient(160deg,#ffffff 0%,#f0f5ff 100%);border:1px solid rgba(223,230,243,.9);border-radius:24px;padding:26px;box-shadow:var(--shadow);animation:floatIn .8s ease both}
@keyframes floatIn{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
.hero-panel-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.hero-panel-title strong{font-size:15px;color:var(--ink)}
.hero-panel-title small{font-size:12px;color:var(--brand-2);font-weight:700;background:rgba(0,179,164,.1);padding:3px 10px;border-radius:999px}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;transition:transform .25s,box-shadow .25s}
.stat-card:hover{transform:translateY(-3px);box-shadow:0 12px 24px rgba(20,50,110,.1)}
.stat-card b{display:block;font-size:24px;font-weight:900;color:var(--brand);line-height:1.2}
.stat-card span{font-size:12.5px;color:var(--ink-mute)}
.hero-model-strip{display:flex;flex-wrap:wrap;gap:8px;padding-top:14px;border-top:1px dashed var(--line)}
.hero-model-strip span{font-size:11.5px;color:var(--ink-soft);background:rgba(26,86,219,.07);padding:4px 10px;border-radius:6px}

.hero-blob{position:absolute;border-radius:50%;filter:blur(60px);pointer-events:none;z-index:0}
.hero-blob.b1{width:320px;height:320px;background:rgba(26,86,219,.18);top:-80px;left:-60px}
.hero-blob.b2{width:260px;height:260px;background:rgba(0,179,164,.18);bottom:-70px;right:-40px}

/* ===== Section common ===== */
.section{padding:72px 0;position:relative}
.section-head{max-width:760px;margin:0 auto 44px;text-align:center}
.section-eyebrow{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;color:var(--brand);text-transform:uppercase;margin-bottom:12px}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:900;color:var(--ink);letter-spacing:-.3px;margin-bottom:14px}
.section-head p{font-size:15px;color:var(--ink-soft)}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s,border-color .28s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(26,86,219,.28)}

/* about */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.about-text{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.about-text h3{font-size:20px;font-weight:800;margin-bottom:14px;color:var(--ink)}
.about-text p{font-size:14.5px;color:var(--ink-soft);margin-bottom:14px}
.about-points{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.about-point{background:rgba(26,86,219,.05);border:1px solid rgba(26,86,219,.12);border-radius:12px;padding:12px 14px;font-size:13px;color:var(--ink-soft)}
.about-point b{display:block;font-size:14px;color:var(--brand);margin-bottom:2px}
.about-side{display:grid;gap:16px}
.mini-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px;box-shadow:var(--shadow);display:flex;gap:14px;align-items:flex-start}
.mini-card i{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#1a56db,#00b3a4);display:flex;align-items:center;justify-content:center;color:#fff;font-style:normal;font-size:16px;font-weight:800;flex-shrink:0}
.mini-card h4{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:4px}
.mini-card p{font-size:13px;color:var(--ink-mute)}

/* services */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.service-icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:900;color:#fff;margin-bottom:16px}
.si-1{background:linear-gradient(135deg,#1a56db,#4b8bff)}
.si-2{background:linear-gradient(135deg,#00b3a4,#3ce0c2)}
.si-3{background:linear-gradient(135deg,#ff7a45,#ffb020)}
.si-4{background:linear-gradient(135deg,#7c4dff,#b18bff)}
.si-5{background:linear-gradient(135deg,#ff4d8d,#ff8fb1)}
.si-6{background:linear-gradient(135deg,#0ea5e9,#38d9f0)}
.service-card h3{font-size:16.5px;font-weight:800;margin-bottom:8px;color:var(--ink)}
.service-card p{font-size:13.5px;color:var(--ink-soft);line-height:1.7}

/* production flow */
.production-wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.flow-step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px 20px;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.flow-num{font-size:13px;font-weight:900;color:#fff;background:linear-gradient(135deg,#1a56db,#00b3a4);width:30px;height:30px;border-radius:9px;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.flow-step h3{font-size:15.5px;font-weight:800;margin-bottom:6px;color:var(--ink)}
.flow-step p{font-size:13px;color:var(--ink-mute)}

/* industry */
.industry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.industry-card{background:linear-gradient(160deg,#ffffff,#f4f8ff);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s}
.industry-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.industry-card h3{font-size:16px;font-weight:800;margin-bottom:8px;color:var(--ink)}
.industry-card p{font-size:13.5px;color:var(--ink-soft)}

/* network */
.network-wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.network-item{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;text-align:center;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.network-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.network-item b{display:block;font-size:15px;font-weight:800;color:var(--ink);margin-bottom:4px}
.network-item span{font-size:12.5px;color:var(--ink-mute)}

/* process timeline */
.timeline{position:relative;padding-left:28px;max-width:760px;margin:0 auto}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,#1a56db,#00b3a4,#ff7a45);border-radius:2px}
.timeline-item{position:relative;padding-bottom:30px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:"";position:absolute;left:-24px;top:6px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 3px rgba(26,86,219,.15)}
.timeline-item h3{font-size:16px;font-weight:800;margin-bottom:6px;color:var(--ink)}
.timeline-item p{font-size:14px;color:var(--ink-soft)}

/* cases */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.case-media{background:linear-gradient(160deg,#e9f0ff,#f6fbff);padding:0}
.case-media img{width:100%;height:auto;object-fit:contain}
.case-body{padding:18px 20px}
.case-body h3{font-size:15.5px;font-weight:800;margin-bottom:6px;color:var(--ink)}
.case-body p{font-size:13px;color:var(--ink-mute)}
.case-tag{display:inline-block;font-size:11.5px;font-weight:700;color:var(--brand);background:rgba(26,86,219,.08);border-radius:6px;padding:3px 9px;margin-bottom:8px}

/* compare */
.compare-wrap{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:8px;box-shadow:var(--shadow);overflow-x:auto}
.compare-table{width:100%;border-collapse:collapse;min-width:640px}
.compare-table th,.compare-table td{padding:16px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line)}
.compare-table thead th{background:linear-gradient(135deg,#1a56db,#0b8bff);color:#fff;font-weight:800;font-size:14px}
.compare-table thead th:first-child{border-top-left-radius:12px}
.compare-table thead th:last-child{border-top-right-radius:12px}
.compare-table tbody tr:last-child td{border-bottom:none}
.compare-table tbody tr:nth-child(even){background:#f8faff}
.compare-table td:first-child{font-weight:700;color:var(--ink)}
.compare-table .highlight{color:var(--brand);font-weight:800}
.score-box{display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:center;margin-top:28px;padding:26px;background:linear-gradient(135deg,rgba(26,86,219,.07),rgba(0,179,164,.07));border-radius:18px;border:1px solid rgba(26,86,219,.14)}
.score-item{text-align:center;padding:0 14px}
.score-item b{display:block;font-size:34px;font-weight:900;color:var(--brand);line-height:1.1}
.score-item span{font-size:13px;color:var(--ink-soft);font-weight:600}
.score-stars{font-size:22px;color:#ffb020;letter-spacing:3px}

/* form */
.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:start}
.form-info{background:linear-gradient(160deg,#0f2a5c,#163f8f);border-radius:20px;padding:32px;color:#eef4ff;box-shadow:0 20px 40px rgba(15,42,92,.25)}
.form-info h3{font-size:22px;font-weight:900;margin-bottom:14px;color:#fff}
.form-info p{font-size:14px;color:#c5d6f5;margin-bottom:22px}
.contact-list{display:grid;gap:14px}
.contact-item{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:#dce7fb}
.contact-item i{width:34px;height:34px;border-radius:9px;background:rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;font-style:normal;font-size:15px;flex-shrink:0}
.contact-item b{display:block;font-size:13px;color:#9dbdf0;font-weight:600}
.contact-item a{color:#fff;font-weight:700}
.contact-qr{margin-top:22px;text-align:center;background:rgba(255,255,255,.1);border-radius:14px;padding:16px}
.contact-qr img{width:132px;margin:0 auto 10px;border-radius:10px;background:#fff;padding:6px}
.contact-qr span{font-size:12.5px;color:#c5d6f5}

.form-box{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:var(--shadow)}
.form-box h3{font-size:20px;font-weight:800;margin-bottom:6px;color:var(--ink)}
.form-box>p{font-size:13.5px;color:var(--ink-mute);margin-bottom:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.form-group{display:flex;flex-direction:column;gap:7px}
.form-group.full{grid-column:1/-1}
.form-group label{font-size:13px;font-weight:700;color:var(--ink-soft)}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:14px;color:var(--ink);background:#fbfdff;font-family:inherit;transition:border-color .25s,box-shadow .25s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(26,86,219,.12);background:#fff}
.form-group textarea{min-height:108px;resize:vertical}
.form-submit{width:100%;margin-top:6px;padding:14px;font-size:15px}
.form-note{font-size:12px;color:var(--ink-mute);margin-top:12px;text-align:center}

/* token */
.token-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.token-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s}
.token-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.token-card.featured{border-color:rgba(26,86,219,.4);background:linear-gradient(160deg,#ffffff,#edf4ff)}
.token-name{font-size:13px;font-weight:800;color:var(--brand);letter-spacing:1px;margin-bottom:8px}
.token-card h3{font-size:17px;font-weight:800;margin-bottom:10px;color:var(--ink)}
.token-price{font-size:26px;font-weight:900;color:var(--ink);margin-bottom:4px}
.token-price small{font-size:13px;font-weight:600;color:var(--ink-mute)}
.token-card p{font-size:13px;color:var(--ink-soft);margin-top:10px}

/* reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s;display:flex;flex-direction:column;gap:12px}
.review-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.review-stars{color:#ffb020;font-size:15px;letter-spacing:2px}
.review-text{font-size:13.5px;color:var(--ink-soft);line-height:1.8;flex:1}
.review-user{display:flex;align-items:center;gap:10px;padding-top:12px;border-top:1px dashed var(--line)}
.review-avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#1a56db,#00b3a4);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:14px;flex-shrink:0}
.review-user b{display:block;font-size:13.5px;color:var(--ink)}
.review-user span{font-size:12px;color:var(--ink-mute)}

/* articles */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s,color .25s;display:flex;flex-direction:column;gap:8px}
.article-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.article-card span{font-size:12px;font-weight:700;color:var(--brand-2)}
.article-card h3{font-size:14.5px;font-weight:800;color:var(--ink);line-height:1.5}
.article-card em{font-style:normal;font-size:12.5px;color:var(--ink-mute);margin-top:auto}

/* faq */
.faq-wrap{max-width:860px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);transition:box-shadow .25s,border-color .25s}
.faq-item.open{border-color:rgba(26,86,219,.4);box-shadow:var(--shadow-hover)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;background:none;border:none;font-size:15px;font-weight:700;color:var(--ink);text-align:left;cursor:pointer;font-family:inherit}
.faq-q i{font-style:normal;font-size:20px;color:var(--brand);flex-shrink:0;transition:transform .3s;line-height:1}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 20px;font-size:13.5px;color:var(--ink-soft);line-height:1.8}

/* links */
.links-bar{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.links-bar a{font-size:13px;color:var(--ink-soft);background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 16px;transition:color .25s,border-color .25s,transform .25s}
.links-bar a:hover{color:var(--brand);border-color:rgba(26,86,219,.4);transform:translateY(-2px)}

/* join */
.join-wrap{background:linear-gradient(135deg,#0f2a5c,#1a56db);border-radius:22px;padding:44px 36px;display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center;box-shadow:0 24px 48px rgba(15,42,92,.28);position:relative;overflow:hidden}
.join-wrap::after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.06);right:-80px;top:-100px}
.join-wrap h2{font-size:clamp(22px,2.6vw,30px);font-weight:900;color:#fff;margin-bottom:12px}
.join-wrap p{font-size:14.5px;color:#c5d6f5;margin-bottom:20px}
.join-actions{display:flex;flex-wrap:wrap;gap:12px}
.join-list{display:grid;gap:10px;position:relative;z-index:1}
.join-list div{display:flex;gap:10px;align-items:center;font-size:13.5px;color:#e2ecff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:10px;padding:10px 14px}
.join-list div::before{content:"";width:6px;height:6px;border-radius:50%;background:#3ce0c2;flex-shrink:0}

/* footer */
.site-footer{background:#0d1a30;color:#c3d0e6;padding:52px 0 0;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand img{width:38px;height:38px;object-fit:contain;background:#fff;border-radius:9px;padding:4px}
.footer-brand b{font-size:16px;color:#fff;font-weight:800}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px}
.footer-col p{font-size:13px;color:#9fb2cf;line-height:1.8;margin-bottom:10px}
.footer-col ul{display:grid;gap:9px}
.footer-col ul a{font-size:13px;color:#9fb2cf;transition:color .25s}
.footer-col ul a:hover{color:#7fb0ff}
.footer-contact li{font-size:13px;color:#9fb2cf;margin-bottom:9px}
.footer-contact a{color:#c3d0e6}
.footer-contact a:hover{color:#7fb0ff}
.footer-bottom{padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;font-size:12.5px;color:#7f92b0}
.footer-bottom a{color:#9fb2cf}
.footer-bottom a:hover{color:#7fb0ff}

/* float */
.float-btn{position:fixed;right:20px;bottom:24px;display:flex;flex-direction:column;gap:10px;z-index:90}
.float-btn button{width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;background:#fff;color:var(--brand);font-size:19px;box-shadow:0 10px 24px rgba(20,50,110,.18);display:flex;align-items:center;justify-content:center;transition:transform .25s,box-shadow .25s,background .25s,color .25s;font-weight:800}
.float-btn button:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(20,50,110,.26)}
.float-btn .to-top{opacity:0;pointer-events:none;transition:opacity .3s,transform .25s}
.float-btn .to-top.show{opacity:1;pointer-events:auto}
.float-btn .kf{background:linear-gradient(135deg,#1a56db,#0b8bff);color:#fff}

/* service modal */
.modal{position:fixed;inset:0;background:rgba(10,20,40,.55);display:none;align-items:center;justify-content:center;padding:20px;z-index:120}
.modal.show{display:flex}
.modal-box{background:#fff;border-radius:18px;padding:26px;max-width:340px;width:100%;text-align:center;box-shadow:0 30px 60px rgba(0,0,0,.3);animation:floatIn .35s ease both}
.modal-box h3{font-size:17px;font-weight:800;margin-bottom:14px;color:var(--ink)}
.modal-box img{width:180px;margin:0 auto 12px;border-radius:10px}
.modal-box p{font-size:13px;color:var(--ink-soft);margin-bottom:16px}
.modal-box button{width:100%}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .65s ease,transform .65s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* responsive */
@media (max-width:1024px){
  .service-grid,.industry-grid,.case-grid,.token-grid,.review-grid,.article-grid{grid-template-columns:repeat(2,1fr)}
  .production-wrap{grid-template-columns:repeat(2,1fr)}
  .network-wrap{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-desc{max-width:100%}
  .about-grid{grid-template-columns:1fr}
  .form-wrap{grid-template-columns:1fr}
  .join-wrap{grid-template-columns:1fr;padding:34px 24px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px;gap:2px;border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(20,50,110,.12)}
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 14px;font-size:14px}
  .menu-toggle{display:flex}
  .header-cta .btn-ghost{display:none}
  .header-cta .btn-primary{padding:9px 14px;font-size:13px}
  .hero{padding:52px 0 60px}
  .section{padding:52px 0}
  .section-head{margin-bottom:32px}
  .service-grid,.industry-grid,.case-grid,.token-grid,.review-grid,.article-grid,.production-wrap,.network-wrap{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  .about-points{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .score-box{gap:12px;padding:20px 14px}
  .score-item b{font-size:28px}
  .float-btn{right:14px;bottom:16px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}