:root{
  --bg:#f6f8fc;--surface:#ffffff;--surface2:#f8fafc;--ink:#0f172a;--muted:#5b677a;
  --line:#e2e8f0;--brand:#2563eb;--brand2:#1d4ed8;--teal:#0f766e;--dark:#0b1220;
  --warn-bg:#fff8e6;--warn:#854d0e;--warn-line:#f4d36b;
  --info-bg:#eff6ff;--info:#1e3a8a;--info-line:#bfdbfe;
  --success-bg:#ecfdf5;--success:#166534;--success-line:#bbf7d0;
  --max:1180px;--radius:18px;--shadow:0 12px 36px rgba(15,23,42,.08)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65}
a{color:var(--brand)}
.wrap{width:min(var(--max),calc(100% - 36px));margin:auto}
.topbar{background:var(--dark);color:#cbd5e1;font-size:12px}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;padding:8px 0}
.nav{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:900}
.mark{width:42px;height:42px;border-radius:12px;overflow:hidden;display:grid;place-items:center;background:#0b1220;flex:none}
.mark img{width:42px;height:42px;display:block}
.brand small{display:block;font-size:10px;color:var(--muted);font-weight:700;letter-spacing:.04em}
.links{display:flex;align-items:center;gap:18px}
.links a{font-size:13px;text-decoration:none;font-weight:800;color:#334155}
.navbtn{background:var(--brand);color:#fff!important;padding:10px 13px;border-radius:10px}
.hero{padding:70px 0 54px;background:radial-gradient(circle at 8% 8%,rgba(37,99,235,.16),transparent 32%),radial-gradient(circle at 92% 12%,rgba(20,184,166,.13),transparent 30%),linear-gradient(180deg,#fff 0%,#f6f8fc 100%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
.logo-lockup{display:block;width:min(360px,100%);height:auto;margin:0 0 18px}
.eyebrow{display:inline-flex;padding:7px 11px;border:1px solid #dbeafe;background:#eff6ff;color:#1d4ed8;border-radius:999px;font-size:11px;font-weight:900;letter-spacing:.07em;text-transform:uppercase}
h1{font-size:clamp(40px,6vw,68px);line-height:1.02;letter-spacing:-.05em;margin:14px 0}
.gradient{background:linear-gradient(90deg,#1d4ed8,#0f766e);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:18px;color:var(--muted);max-width:820px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 14px;border-radius:10px;text-decoration:none;font-weight:850;border:1px solid transparent}
.btn.primary{background:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand2)}
.btn.secondary{background:#fff;border-color:#cbd5e1;color:#0f172a}
.btn.teal{background:var(--teal);color:#fff}
.notice{padding:15px;border-radius:14px;font-size:13px}
.notice.warn{background:var(--warn-bg);color:var(--warn);border:1px solid var(--warn-line)}
.notice.info{background:var(--info-bg);color:var(--info);border:1px solid var(--info-line)}
.notice.success{background:var(--success-bg);color:var(--success);border:1px solid var(--success-line)}
.preview{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow)}
.preview img{display:block;width:100%;height:auto;border-radius:14px}
.section{padding:74px 0}
.section.alt{background:#fff;border-top:1px solid #edf2f7;border-bottom:1px solid #edf2f7}
.head{max-width:860px;margin-bottom:28px}
.kicker{font-size:11px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}
.head h2{font-size:clamp(30px,4vw,46px);line-height:1.08;letter-spacing:-.03em;margin:8px 0 10px}
.head p{font-size:16px;color:var(--muted)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 8px 28px rgba(15,23,42,.04)}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:14px}
.icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:#eff6ff;color:#1d4ed8;font-weight:900;margin-bottom:12px}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}
.num{width:28px;height:28px;border-radius:50%;background:#0f172a;color:#fff;display:grid;place-items:center;font-size:12px;font-weight:900;margin-bottom:10px}
.step h3{margin:0 0 6px;font-size:15px}.step p{margin:0;color:var(--muted);font-size:12px}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff}
.table{width:100%;border-collapse:collapse;min-width:760px}
.table th,.table td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--line);font-size:13px;vertical-align:top}
.table th{background:var(--surface2);font-weight:900}.table tr:last-child td{border-bottom:0}
.badge{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:11px;font-weight:850}
.badge.blue{background:#eff6ff;color:#1d4ed8}.badge.green{background:#ecfdf5;color:#166534}.badge.gray{background:#f1f5f9;color:#475569}.badge.orange{background:#fff7ed;color:#9a3412}
.faq{display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.faq summary{cursor:pointer;font-weight:850}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 26px}
.toc a{font-size:12px;text-decoration:none;padding:7px 10px;background:#fff;border:1px solid var(--line);border-radius:999px}
.kv{display:grid;grid-template-columns:200px 1fr;gap:10px;padding:8px 0;border-bottom:1px solid #eef2f7}
.kv:last-child{border-bottom:0}.kv b{font-size:13px}.kv span{font-size:13px;color:var(--muted)}
code{background:#f1f5f9;border-radius:5px;padding:2px 5px}
footer{background:var(--dark);color:#cbd5e1;padding:44px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:24px}
.footer-grid h3{margin:0 0 8px;font-size:14px;color:#fff}
.footer-grid a{color:#cbd5e1;text-decoration:none;font-size:13px}
.fine{border-top:1px solid rgba(255,255,255,.08);margin-top:24px;padding-top:16px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:#94a3b8}
@media(max-width:900px){.hero-grid,.grid2{grid-template-columns:1fr}.grid3{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr}.links{display:none}.hero{padding-top:48px}}
@media(max-width:600px){.wrap{width:min(var(--max),calc(100% - 24px))}.grid3,.steps{grid-template-columns:1fr}.hero{padding:42px 0 32px}.section{padding:54px 0}.lead{font-size:16px}.kv{grid-template-columns:1fr}.logo-lockup{width:min(300px,100%)}}