:root{--ink:#14202e;--muted:#5a6573;--accent:#1f6f5c;--accent-2:#0f4c3f;--bg:#f7f8f6;--card:#fff;--line:#e3e6e2;--radius:12px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
a{color:var(--accent)}a:hover{color:var(--accent-2)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:14px;padding-bottom:14px}
.brand{font-weight:800;letter-spacing:.02em;color:var(--ink);text-decoration:none;font-size:1.15rem}
.brand span{color:var(--accent)}
.nav{display:flex;flex-wrap:wrap;gap:4px 18px}
.nav a{color:var(--muted);text-decoration:none;font-size:.95rem;padding:4px 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--accent)}
.hero{background:linear-gradient(135deg,#14202e 0%,#1f3b4d 60%,#1f6f5c 100%);color:#fff;padding:72px 0 64px}
.hero h1{font-size:2.5rem;line-height:1.2;margin:0 0 14px;max-width:760px}
.hero p{font-size:1.15rem;color:#d7e2ea;max-width:680px;margin:0 0 26px}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;padding:11px 20px;border-radius:8px;font-weight:600;margin:0 10px 10px 0}
.btn:hover{background:var(--accent-2);color:#fff}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,.6)}
.btn.ghost:hover{background:rgba(255,255,255,.1)}
.page-title{padding:48px 0 8px}
.page-title h1{margin:0 0 6px;font-size:2rem}
.page-title p{margin:0;color:var(--muted)}
section{padding:36px 0}
h2{font-size:1.5rem;margin:0 0 14px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card h3{margin:0 0 8px;font-size:1.1rem}
.card p{margin:0;color:var(--muted)}
.doc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px;margin:24px 0 48px}
.doc h2{font-size:1.2rem;margin-top:28px}
.doc h2:first-of-type{margin-top:8px}
.muted{color:var(--muted)}
.ph{background:#fff3c4;padding:0 4px;border-radius:3px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.88em}
.notice{background:#eef6f3;border-left:4px solid var(--accent);padding:14px 18px;border-radius:6px}
address{font-style:normal}
.site-footer{background:#14202e;color:#b9c4cf;font-size:.92rem;padding:36px 0 28px;margin-top:24px}
.site-footer a{color:#dfe7ee;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}
.site-footer h4{color:#fff;margin:0 0 8px;font-size:.95rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:4px 0}
.legal{border-top:1px solid #2a3949;margin-top:24px;padding-top:16px;font-size:.85rem}
@media (max-width:640px){.hero{padding:52px 0 44px}.hero h1{font-size:1.8rem}.page-title h1{font-size:1.6rem}.doc{padding:22px}}