:root{--bg:#f6f7f9;--card:#fff;--text:#1d2330;--muted:#5b6475;--brand:#0f7a4a;--brand2:#0b5c38;--line:#e3e6eb}
@media (prefers-color-scheme:dark){:root{--bg:#12151b;--card:#1b2029;--text:#e8ebf0;--muted:#a3abb9;--brand:#2fbf7a;--brand2:#25a066;--line:#2a313d}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:Vazirmatn,Tahoma,"Segoe UI",sans-serif;line-height:1.9;direction:rtl}
a{color:var(--brand)}
.wrap{max-width:960px;margin:0 auto;padding:0 16px}
header{background:var(--card);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
.logo{font-weight:800;font-size:1.3rem;color:var(--text);text-decoration:none}
.logo span{color:var(--brand)}
nav a{margin-inline-start:16px;text-decoration:none;color:var(--muted)}
nav a:hover{color:var(--brand)}
.hero{padding:56px 0 40px;text-align:center}
.hero h1{font-size:2rem;margin:0 0 12px}
.hero p{color:var(--muted);font-size:1.1rem;max-width:640px;margin:0 auto 24px}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:12px 26px;border-radius:10px;text-decoration:none;font-weight:700}
.btn:hover{background:var(--brand2)}
section{padding:28px 0}
h2{font-size:1.4rem;margin:0 0 16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.card h3{margin:0 0 8px;font-size:1.1rem}
.card p,.card li{color:var(--muted);margin:0}
ol.steps{padding-inline-start:22px;margin:0}
ol.steps li{margin-bottom:8px}
.doc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;margin:28px 0}
.doc h1{font-size:1.6rem;margin-top:0}
.doc h2{font-size:1.15rem;margin-top:24px}
.doc p,.doc li{color:var(--muted)}
footer{border-top:1px solid var(--line);margin-top:32px;padding:20px 0;color:var(--muted);font-size:.9rem;text-align:center}
footer a{margin:0 8px}