*{margin:0;padding:0;box-sizing:border-box}
:root{
  --teal:#0db9b0;--teal-d:#089e96;--cyan:#22d3ee;--deep:#062f37;--deep2:#0a3d47;
  --ink:#0f2b31;--text:#2b4a50;--muted:#617d83;--line:#dbeef0;--bg:#f4fbfb;
  --grad:linear-gradient(135deg,#0db9b0 0%,#22d3ee 100%);
  --shadow:0 10px 30px rgba(6,80,90,.08);
  --radius:16px;
}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
section{padding:78px 0;position:relative}
.sec-head{text-align:center;max-width:820px;margin:0 auto 48px}
.eyebrow{display:inline-block;font-size:13px;letter-spacing:2px;color:var(--teal-d);background:rgba(13,185,176,.08);padding:6px 16px;border-radius:30px;font-weight:600;margin-bottom:16px}
.sec-head h2{font-size:clamp(24px,3.2vw,36px);color:var(--ink);line-height:1.3;letter-spacing:.5px}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:50px;font-size:15px;font-weight:600;cursor:pointer;border:none;transition:.25s;white-space:nowrap}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(13,185,176,.32)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(13,185,176,.45)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.2)}
.btn-outline{background:#fff;color:var(--teal-d);border:1.5px solid var(--teal)}
.btn-outline:hover{background:var(--teal);color:#fff}
/* NAV */
.nav{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:.3s}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px}
.brand .ai-page-logo{height:38px;width:auto}
.nav-links{display:flex;align-items:center;gap:0;list-style:none}
.nav-links a{display:block;padding:8px 12px;font-size:14px;color:var(--text);font-weight:500;border-radius:8px;transition:.2s;white-space:nowrap}
.nav-links a:hover{color:var(--teal-d);background:rgba(13,185,176,.07)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .btn{padding:9px 20px;font-size:14px}
.menu-toggle{display:none;width:42px;height:42px;border:none;background:var(--bg);border-radius:10px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.menu-toggle span{width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
/* HERO */
.hero{background:radial-gradient(circle at 80% 10%,#0e5a63 0%,#062f37 55%,#04232a 100%);color:#fff;overflow:hidden;padding:90px 0 90px}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(34,211,238,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(34,211,238,.06) 1px,transparent 1px);background-size:52px 52px;pointer-events:none}
.hero::after{content:"";position:absolute;width:520px;height:520px;right:-140px;top:-160px;border-radius:50%;background:radial-gradient(circle,rgba(34,211,238,.28),transparent 68%);pointer-events:none}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.35);color:#8ff3ea;padding:7px 16px;border-radius:30px;font-size:13px;font-weight:600;margin-bottom:22px}
.hero h1{font-size:clamp(28px,4.4vw,50px);line-height:1.22;font-weight:800;letter-spacing:1px;margin-bottom:22px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#22d3ee,#7bf7e9);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-desc{font-size:16.5px;color:#b8d8dc;max-width:560px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-actions .btn{padding:15px 34px;font-size:16px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.hero-tags span{font-size:13px;color:#a6e6e0;padding:6px 14px;border:1px solid rgba(255,255,255,.15);border-radius:30px;background:rgba(255,255,255,.04)}
.hero-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:20px;padding:26px;backdrop-filter:blur(6px);box-shadow:0 20px 50px rgba(0,0,0,.25)}
.hero-panel h3{font-size:16px;color:#fff;margin-bottom:18px;display:flex;align-items:center;gap:8px}
.hero-panel h3::before{content:"";width:8px;height:8px;border-radius:50%;background:#22d3ee;box-shadow:0 0 0 4px rgba(34,211,238,.2)}
.model-chips{display:flex;flex-wrap:wrap;gap:8px}
.model-chips span{font-size:12.5px;padding:6px 12px;border-radius:8px;background:rgba(34,211,238,.12);color:#a9f2ea;border:1px solid rgba(34,211,238,.22)}
.hero-panel .mini-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}
.mini-stat{background:rgba(0,0,0,.18);border-radius:12px;padding:12px 14px}
.mini-stat b{display:block;font-size:20px;color:#7bf7e9}
.mini-stat small{font-size:12px;color:#9ec3c8}
/* STATS */
.stats{background:var(--bg);padding:56px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.stat-card{background:#fff;border-radius:var(--radius);padding:28px 22px;text-align:center;box-shadow:var(--shadow);transition:.3s;border:1px solid #eaf6f7}
.stat-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(6,80,90,.14);border-color:#c7ecee}
.stat-card b{font-size:34px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800;display:block;line-height:1.2}
.stat-card span{color:var(--muted);font-size:14px}
/* ABOUT */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.about-text h2{font-size:clamp(23px,3vw,32px);color:var(--ink);margin-bottom:20px;line-height:1.35}
.about-text p{color:var(--muted);margin-bottom:16px;font-size:15.5px}
.about-list{list-style:none;margin-top:24px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.about-list li{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--text);font-weight:500}
.about-list li::before{content:"✓";width:22px;height:22px;border-radius:50%;background:rgba(13,185,176,.12);color:var(--teal-d);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}
.about-media{display:grid;gap:14px}
.about-media img{border-radius:14px;box-shadow:var(--shadow);width:100%;object-fit:cover;transition:.3s}
.about-media img:hover{transform:scale(1.02)}
.about-media .two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
/* SERVICES */
.services{background:var(--bg)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.service-card{background:#fff;border-radius:var(--radius);padding:30px 26px;border:1px solid #eaf6f7;box-shadow:var(--shadow);transition:.3s;position:relative;overflow:hidden}
.service-card::after{content:"";position:absolute;left:0;top:0;height:4px;width:0;background:var(--grad);transition:.35s}
.service-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(6,80,90,.13)}
.service-card:hover::after{width:100%}
.service-icon{width:52px;height:52px;border-radius:14px;background:var(--grad);display:flex;align-items:center;justify-content:center;margin-bottom:18px;font-size:22px;color:#fff;font-weight:800}
.service-card h3{font-size:18px;color:var(--ink);margin-bottom:10px}
.service-card p{font-size:14px;color:var(--muted);line-height:1.7}
.service-card .more{margin-top:16px;font-size:13.5px;color:var(--teal-d);font-weight:600;display:inline-flex;align-items:center;gap:5px}
/* ONESTEP */
.onestep{background:linear-gradient(160deg,#062f37,#0a4a54);color:#fff}
.onestep .sec-head h2{color:#fff}
.onestep .sec-head p{color:#a5c8cd}
.onestep .eyebrow{background:rgba(34,211,238,.15);color:#8ff3ea}
.onestep-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step-box{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:26px 20px;transition:.3s}
.step-box:hover{background:rgba(34,211,238,.1);border-color:rgba(34,211,238,.4);transform:translateY(-4px)}
.step-num{font-size:26px;font-weight:800;color:#22d3ee;margin-bottom:12px}
.step-box h4{font-size:16px;margin-bottom:8px}
.step-box p{font-size:13.5px;color:#a5c8cd}
.onestep-cta{text-align:center;margin-top:40px}
/* INDUSTRY */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ind-card{background:#fff;border:1px solid #eaf6f7;border-radius:14px;padding:24px 20px;box-shadow:var(--shadow);transition:.3s}
.ind-card:hover{transform:translateY(-5px);border-color:#bde9ec;box-shadow:0 16px 34px rgba(6,80,90,.12)}
.ind-card h4{color:var(--ink);font-size:16px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.ind-card h4::before{content:"";width:6px;height:6px;background:var(--teal);border-radius:50%}
.ind-card p{font-size:13.5px;color:var(--muted)}
/* NETWORK */
.network{background:var(--bg)}
.net-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.net-card{background:#fff;border-radius:14px;padding:26px;border:1px solid #eaf6f7;box-shadow:var(--shadow);transition:.3s}
.net-card:hover{transform:translateY(-4px)}
.net-card h4{color:var(--ink);font-size:16px;margin-bottom:10px}
.net-card p{font-size:14px;color:var(--muted)}
.net-card .region{font-size:12px;color:var(--teal-d);font-weight:700;letter-spacing:1px;margin-bottom:6px;display:block}
/* PROCESS */
.process-timeline{position:relative;max-width:900px;margin:0 auto;padding-left:0}
.process-line{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;position:relative}
.p-step{text-align:center;position:relative}
.p-step .dot{width:54px;height:54px;border-radius:50%;background:#fff;border:2px solid var(--teal);color:var(--teal-d);font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:18px;position:relative;z-index:2;transition:.3s}
.p-step:hover .dot{background:var(--grad);color:#fff;border-color:transparent;transform:scale(1.08)}
.p-step::before{content:"";position:absolute;top:27px;left:50%;width:100%;height:2px;background:var(--line);z-index:1}
.p-step:last-child::before{display:none}
.p-step h4{color:var(--ink);font-size:15px;margin-bottom:6px}
.p-step p{font-size:13px;color:var(--muted)}
/* CASE */
.cases{background:var(--bg)}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid #eaf6f7;transition:.3s;display:flex;flex-direction:column}
.case-card:hover{transform:translateY(-6px);box-shadow:0 20px 44px rgba(6,80,90,.15)}
.case-media{position:relative;overflow:hidden;background:#e7f7f8}
.case-media img{width:100%;height:210px;object-fit:cover;transition:.4s}
.case-card:hover .case-media img{transform:scale(1.05)}
.case-body{padding:22px}
.case-body .tag{font-size:12px;color:var(--teal-d);font-weight:700;background:rgba(13,185,176,.1);padding:4px 12px;border-radius:20px}
.case-body h3{font-size:17px;color:var(--ink);margin:12px 0 8px}
.case-body p{font-size:13.5px;color:var(--muted)}
/* COMPARE */
.compare{background:linear-gradient(180deg,#fff,#f0fafa)}
.score-banner{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:820px;margin:0 auto 42px}
.score-item{background:#fff;border-radius:16px;padding:26px;text-align:center;box-shadow:var(--shadow);border:1px solid #eaf6f7}
.score-item .big{font-size:40px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.score-item .stars{color:#f5a623;font-size:18px;letter-spacing:3px;margin:6px 0}
.score-item p{font-size:14px;color:var(--muted)}
.table-wrap{overflow-x:auto;border-radius:16px;box-shadow:var(--shadow);border:1px solid #eaf6f7;background:#fff}
table{width:100%;border-collapse:collapse;min-width:640px}
thead th{background:linear-gradient(135deg,#0a4a54,#0db9b0);color:#fff;padding:16px 18px;font-size:14.5px;text-align:left;font-weight:600}
tbody td{padding:15px 18px;font-size:14px;border-bottom:1px solid #eef7f8;color:var(--text)}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover{background:#f4fbfb}
tbody td:first-child{font-weight:600;color:var(--ink)}
.badge-good{color:var(--teal-d);font-weight:700}
.badge-mid{color:#e08a1e;font-weight:600}
.badge-weak{color:#9aa9ac}
/* REVIEWS */
.reviews{background:var(--bg)}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review-card{background:#fff;border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);border:1px solid #eaf6f7;transition:.3s;display:flex;flex-direction:column}
.review-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(6,80,90,.13)}
.review-stars{color:#f5a623;font-size:15px;letter-spacing:2px;margin-bottom:14px}
.review-card p{font-size:14.5px;color:var(--text);line-height:1.8;flex:1}
.review-user{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:18px;border-top:1px solid #eef7f8}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--grad);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.review-user b{display:block;font-size:14.5px;color:var(--ink)}
.review-user small{font-size:12.5px;color:var(--muted)}
/* TOKEN */
.token{background:linear-gradient(160deg,#062f37,#0a4a54);color:#fff}
.token .sec-head h2{color:#fff}
.token .sec-head p{color:#a5c8cd}
.token .eyebrow{background:rgba(34,211,238,.15);color:#8ff3ea}
.token-table{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:16px;overflow:hidden}
.token-table table{min-width:560px}
.token-table thead th{background:rgba(34,211,238,.16);color:#8ff3ea}
.token-table tbody td{border-color:rgba(255,255,255,.08);color:#d5e8ea}
.token-table tbody tr:hover{background:rgba(34,211,238,.06)}
.token-table tbody td:first-child{color:#fff}
.price-low{color:#7bf7e9;font-weight:700}
.price-off{color:#8ba9ad;text-decoration:line-through;font-size:13px}
/* DEMAND FORM */
.demand{background:var(--bg)}
.form-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.form-info h2{font-size:clamp(23px,3vw,32px);color:var(--ink);margin-bottom:18px}
.form-info p{color:var(--muted);margin-bottom:24px;font-size:15px}
.info-list{list-style:none;display:grid;gap:16px}
.info-list li{display:flex;gap:14px;align-items:flex-start}
.info-list .ic{width:40px;height:40px;border-radius:10px;background:rgba(13,185,176,.1);color:var(--teal-d);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.info-list b{display:block;color:var(--ink);font-size:15px}
.info-list small{color:var(--muted);font-size:13px}
.form-box{background:#fff;border-radius:18px;padding:34px;box-shadow:0 20px 46px rgba(6,80,90,.12);border:1px solid #eaf6f7}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;color:var(--ink);font-weight:600;margin-bottom:7px}
.field label .req{color:#e05555}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;border:1.5px solid #dcecee;border-radius:10px;font-size:14px;font-family:inherit;color:var(--text);background:#fbfefe;transition:.2s;outline:none}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(13,185,176,.12);background:#fff}
.field textarea{resize:vertical;min-height:110px}
.form-box .btn{width:100%;padding:15px;font-size:16px;margin-top:6px}
.form-tip{font-size:12px;color:var(--muted);text-align:center;margin-top:12px}
/* FAQ */
.faq-list{max-width:880px;margin:0 auto;display:grid;gap:14px}
.faq-item{background:#fff;border:1px solid #e6f3f5;border-radius:14px;overflow:hidden;transition:.3s;box-shadow:0 4px 14px rgba(6,80,90,.04)}
.faq-item.active{border-color:#b8e8ec;box-shadow:0 10px 26px rgba(6,80,90,.1)}
.faq-q{width:100%;text-align:left;padding:20px 24px;background:none;border:none;font-size:15.5px;font-weight:600;color:var(--ink);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;font-family:inherit;transition:.2s}
.faq-q:hover{color:var(--teal-d)}
.faq-q .icon{width:26px;height:26px;border-radius:50%;background:rgba(13,185,176,.1);color:var(--teal-d);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;transition:.3s}
.faq-item.active .faq-q .icon{transform:rotate(45deg);background:var(--teal);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 24px 22px;color:var(--muted);font-size:14.5px;line-height:1.8}
/* WIKI / ARTICLES */
.wiki{background:var(--bg)}
.wiki-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:36px}
.wiki-tags span{font-size:13px;color:var(--teal-d);background:#fff;border:1px solid #d8eef0;padding:8px 16px;border-radius:30px;transition:.25s;cursor:default;font-weight:500}
.wiki-tags span:hover{background:var(--teal);color:#fff;border-color:var(--teal)}
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.article-card{background:#fff;border-radius:14px;padding:26px;border:1px solid #eaf6f7;box-shadow:var(--shadow);transition:.3s}
.article-card:hover{transform:translateY(-5px);border-color:#bde9ec}
.article-card .cat{font-size:12px;color:var(--teal-d);font-weight:700}
.article-card h4{font-size:16.5px;color:var(--ink);margin:10px 0 10px;line-height:1.5}
.article-card p{font-size:13.5px;color:var(--muted);margin-bottom:14px}
.article-card a{font-size:13.5px;color:var(--teal-d);font-weight:600}
/* JOIN */
.join{background:linear-gradient(135deg,#0a4a54,#0db9b0);color:#fff;text-align:center;padding:70px 0}
.join h2{font-size:clamp(24px,3.4vw,36px);margin-bottom:18px}
.join p{max-width:680px;margin:0 auto 30px;color:#d6f4f1;font-size:15.5px}
.join-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.join .btn-ghost{border-color:rgba(255,255,255,.6)}
/* CONTACT */
.contact{background:#fff}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start}
.contact-items{display:grid;gap:18px}
.contact-item{display:flex;gap:16px;align-items:center;background:var(--bg);border-radius:14px;padding:20px 22px;border:1px solid #eaf6f7;transition:.3s}
.contact-item:hover{transform:translateX(5px);border-color:#bbe9ec}
.contact-item .ic{width:46px;height:46px;border-radius:12px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.contact-item b{display:block;color:var(--ink);font-size:15px;margin-bottom:2px}
.contact-item span{color:var(--muted);font-size:14px;word-break:break-all}
.qr-box{background:var(--bg);border-radius:18px;padding:30px;text-align:center;border:1px solid #eaf6f7}
.qr-box img{width:200px;height:200px;object-fit:contain;margin:0 auto 16px;border-radius:12px;background:#fff;padding:8px}
.qr-box p{font-size:14px;color:var(--muted)}
/* FOOTER */
footer{background:#04232a;color:#9fbcc0;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand img{height:40px;margin-bottom:18px;filter:brightness(0) invert(1)}
.footer-brand p{font-size:14px;line-height:1.8;color:#8aa9ad;margin-bottom:16px}
.footer-col h5{color:#fff;font-size:15px;margin-bottom:18px}
.footer-col ul{list-style:none;display:grid;gap:11px}
.footer-col ul li a{font-size:13.5px;color:#9fbcc0;transition:.2s}
.footer-col ul li a:hover{color:#22d3ee}
.footer-links-cloud{display:flex;flex-wrap:wrap;gap:10px 16px;padding:26px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-links-cloud a{font-size:13px;color:#9fbcc0;transition:.2s}
.footer-links-cloud a:hover{color:#22d3ee}
.copyright{text-align:center;padding:26px 0;font-size:13px;color:#7c9a9e}
.copyright a{color:#9fbcc0}
.copyright a:hover{color:#22d3ee}
/* FLOAT */
.float-cs{position:fixed;right:22px;bottom:90px;z-index:900;display:flex;flex-direction:column;gap:12px}
.float-btn{width:54px;height:54px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 22px rgba(13,185,176,.4);cursor:pointer;transition:.25s;font-size:22px;border:none}
.float-btn:hover{transform:scale(1.1)}
.back-top{position:fixed;right:22px;bottom:22px;z-index:900;width:48px;height:48px;border-radius:50%;background:#fff;color:var(--teal-d);border:1.5px solid var(--teal);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 6px 18px rgba(6,80,90,.15);opacity:0;visibility:hidden;transition:.3s;font-size:20px}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{background:var(--teal);color:#fff}
.cs-pop{position:fixed;right:22px;bottom:90px;z-index:901;background:#fff;border-radius:16px;padding:18px;box-shadow:0 20px 50px rgba(6,80,90,.2);width:220px;display:none;border:1px solid #eaf6f7}
.cs-pop.show{display:block}
.cs-pop img{width:100%;border-radius:10px;margin-bottom:10px}
.cs-pop p{font-size:13px;color:var(--muted);text-align:center;line-height:1.6}
/* REVEAL */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}
/* RESPONSIVE */
@media(max-width:1080px){
  .nav-links{display:none}
  .menu-toggle{display:flex}
  .nav-cta .btn-ghost{display:none}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-panel{max-width:520px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:36px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .onestep-grid{grid-template-columns:repeat(2,1fr)}
  .ind-grid{grid-template-columns:repeat(2,1fr)}
  .net-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:1fr 1fr}
  .review-grid{grid-template-columns:1fr 1fr}
  .article-grid{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr;gap:34px}
  .contact-grid{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .process-line{grid-template-columns:repeat(3,1fr);gap:24px}
  .p-step::before{display:none}
  .score-banner{grid-template-columns:1fr}
}
@media(max-width:640px){
  section{padding:54px 0}
  .hero{padding:64px 0}
  .hero-actions .btn{width:100%}
  .stats-grid{grid-template-columns:1fr 1fr;gap:14px}
  .card-grid,.case-grid,.review-grid,.article-grid,.onestep-grid,.ind-grid,.net-grid{grid-template-columns:1fr}
  .process-line{grid-template-columns:1fr 1fr}
  .about-list{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .score-item .big{font-size:32px}
  .float-cs{right:14px;bottom:80px}
  .back-top{right:14px;bottom:14px}
  .cs-pop{right:14px;bottom:150px}
  .nav-inner{height:60px}
  .hero-tags span{font-size:12px}
  .form-box{padding:24px}
}
.mobile-menu{position:fixed;top:60px;left:0;right:0;background:#fff;z-index:999;border-bottom:1px solid var(--line);padding:14px 20px;display:none;flex-direction:column;gap:4px;max-height:calc(100vh - 60px);overflow-y:auto;box-shadow:0 14px 30px rgba(6,80,90,.12)}
.mobile-menu.show{display:flex}
.mobile-menu a{padding:12px 14px;font-size:15px;color:var(--text);border-radius:8px;font-weight:500}
.mobile-menu a:hover{background:var(--bg);color:var(--teal-d)}