:root{--teal:#127066;--teal2:#2bb3a2;--ink:#17302d;--muted:#5d716d;--bg:#f6f8f7;--card:#fff;--line:#e3ebe9;--accent:#ff8a3d}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--teal)}
.wrap{max-width:980px;margin:0 auto;padding:0 16px}
header.top{background:#fff;border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:20px;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.logo i{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--teal),var(--teal2));display:inline-block;position:relative}
.logo i:after{content:"";position:absolute;inset:8px 5px;border-top:2px solid #fff;border-bottom:2px solid #fff;border-radius:2px}
nav a{margin-left:16px;font-size:14px;color:var(--muted);text-decoration:none}
nav a:hover{color:var(--teal)}
.hero{background:radial-gradient(120% 90% at 50% 0%,#1f8a7f 0%,#0e4f48 70%);color:#fff;padding:56px 0 64px}
.hero .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center}
.hero h1{font-size:40px;line-height:1.15;margin:0 0 14px;letter-spacing:-.02em}
.hero p{font-size:18px;color:#d6efeb;margin:0 0 22px;max-width:520px}
.btn{display:inline-block;background:var(--accent);color:#fff;font-weight:700;padding:12px 20px;border-radius:999px;text-decoration:none}
.btn.ghost{background:transparent;border:1px solid #9fd8cf;color:#fff;margin-left:8px}
.avatar{justify-self:center;width:220px;height:220px;border-radius:50%;background:#e9f6f3;display:grid;place-items:center;box-shadow:0 0 0 10px rgba(255,255,255,.08),0 20px 50px rgba(0,0,0,.25);overflow:hidden}
.avatar img{width:100%;height:100%;object-fit:cover}
section{padding:48px 0}
h2{font-size:26px;margin:0 0 18px;letter-spacing:-.01em}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px}
.card h3{margin:0 0 6px;font-size:17px}
.card p{margin:0;color:var(--muted);font-size:15px}
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:10px}
.steps li{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 14px 14px 52px;position:relative}
.steps li:before{counter-increment:s;content:counter(s);position:absolute;left:14px;top:14px;width:26px;height:26px;border-radius:50%;background:var(--teal);color:#fff;font-weight:700;display:grid;place-items:center;font-size:14px}
.doc{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;margin:32px auto}
.doc h1{font-size:28px;margin-top:0}
.doc h2{font-size:20px;margin:26px 0 8px}
.small{font-size:13px;color:var(--muted)}
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:8px 0}
summary{font-weight:600;cursor:pointer}
footer{border-top:1px solid var(--line);background:#fff;padding:22px 0;font-size:14px;color:var(--muted)}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}
footer a{color:var(--muted);margin-right:14px}
@media (max-width:760px){
 .hero .wrap{grid-template-columns:1fr;text-align:center}
 .hero h1{font-size:30px}
 .hero p{margin-left:auto;margin-right:auto}
 .avatar{width:160px;height:160px;grid-row:1}
 .grid{grid-template-columns:1fr}
 nav a{margin-left:10px}
 .btn.ghost{margin:10px 0 0}
}
.lang{margin-left:16px;font-size:13px;border:1px solid var(--line);border-radius:999px;padding:3px 8px}
.lang a,.lang b{margin:0 3px;font-size:13px}
.lang b{color:var(--teal)}
@media (max-width:760px){nav a{font-size:13px}.lang{margin-left:8px}}
.logo .ai{font-size:11px;font-weight:800;color:#fff;background:var(--accent);border-radius:6px;padding:1px 5px;margin-left:4px;letter-spacing:.04em;position:relative;top:-6px}