:root{--bg:#0d1117;--panel:#161b22;--line:#21262d;--fg:#e6edf3;--muted:#8b949e;--accent:#3fb68b;--accent-hi:#4cd7a5;--radius:12px}*{box-sizing:border-box;margin:0}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,segoe ui,Roboto,noto sans,pingfang sc,microsoft yahei,noto sans hebrew,Arial,sans-serif;line-height:1.65}.wrap{max-width:1e3px;margin-inline:auto;padding-inline:20px}.wrap.narrow{max-width:460px}a{color:var(--accent-hi);text-decoration:none}h1,h2,h3{line-height:1.25}.site-header{border-block-end:1px solid var(--line);position:sticky;top:0;background:rgba(13,17,23,.92);backdrop-filter:blur(8px);z-index:10}.nav-row{display:flex;align-items:center;gap:20px;padding-block:14px}.brand{font-weight:800;font-size:1.2rem;color:var(--fg);letter-spacing:.04em}.nav{display:flex;gap:16px;flex:1;flex-wrap:wrap}.nav a{color:var(--muted)}.nav a:hover{color:var(--fg)}.lang-switch select{background:var(--panel);color:var(--fg);border:1px solid var(--line);border-radius:8px;padding:6px 10px}.hero{padding-block:88px 72px;text-align:center;background:radial-gradient(60% 80% at 50% 0%,#162a33 0%,transparent 70%)}.hero h1{font-size:clamp(2rem,5vw,3.2rem);margin-block-end:16px}.hero .sub{color:var(--muted);font-size:1.15rem;max-width:640px;margin-inline:auto}.cta-row{display:flex;gap:14px;justify-content:center;margin-block-start:32px;flex-wrap:wrap}.btn{display:inline-block;padding:12px 22px;border-radius:var(--radius);border:1px solid var(--line);color:var(--fg);background:var(--panel);font-weight:600;cursor:pointer;font-size:1rem}.btn.primary{background:var(--accent);border-color:var(--accent);color:#08130e}.btn.primary:hover{background:var(--accent-hi)}.btn.small{padding:6px 14px;font-size:.9rem}.btn.disabled{opacity:.55;pointer-events:none}.features,.how,.download,.install,.auth,.page-head{padding-block:56px}.features h2,.how h2,.download h2{text-align:center;margin-block-end:32px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.card h3{margin-block-end:10px;color:var(--accent-hi)}.card p{color:var(--muted)}.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;counter-reset:step;list-style:none;padding:0}.steps li{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;counter-increment:step}.steps li::before{content:counter(step);display:inline-block;width:32px;height:32px;border-radius:50%;background:var(--accent);color:#08130e;font-weight:800;text-align:center;line-height:32px;margin-block-end:12px}.steps p{color:var(--muted)}.download{text-align:center}.dl-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-block-end:18px}.page-head{text-align:center;padding-block-end:8px}.page-head .sub{color:var(--muted)}.install .card.method{margin-block-end:22px}.install ol{color:var(--muted);padding-inline-start:22px;margin-block:12px}.code-row{display:flex;gap:10px;align-items:center;margin-block-start:14px;flex-wrap:wrap}.code-row code{background:#0a0e14;border:1px solid var(--line);border-radius:8px;padding:12px 16px;overflow-x:auto;flex:1;font-size:.92rem}.auth form{display:grid;gap:16px;margin-block-start:18px}.auth label{display:grid;gap:6px;color:var(--muted);font-size:.95rem}.auth input{background:#0a0e14;border:1px solid var(--line);border-radius:8px;padding:12px 14px;color:var(--fg);font-size:1rem}.auth input:focus{outline:2px solid var(--accent);border-color:transparent}.auth .alt{margin-block-start:14px;font-size:.95rem}.form-msg{min-height:1.2em;color:#f85149;font-size:.95rem}.form-msg.ok{color:var(--accent-hi)}.me-panel{margin-block-start:18px;border-block-start:1px solid var(--line);padding-block-start:16px;display:grid;gap:10px}.site-footer{border-block-start:1px solid var(--line);padding-block:32px;text-align:center}.site-footer .muted{color:var(--muted);font-size:.9rem}