:root{color-scheme:dark;--bg:#061322;--surface:#0b1a2a;--surface-2:#102438;--border:#29445e;--text:#f7fafc;--muted:#9fb1c5;--quiet:#8196aa;--accent:#35d39c;--danger:#ffc9d7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.55}.site-header{border-bottom:1px solid #193149}.nav,.site-footer,.page{width:min(1040px,92%);margin:auto}.nav{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-size:1.15rem;font-weight:850;letter-spacing:.04em;color:var(--text);text-decoration:none}.nav-links{display:flex;gap:18px;flex-wrap:wrap}.nav a,.site-footer a{color:var(--muted);text-decoration:none}.nav a:hover,.nav a:focus-visible,.site-footer a:hover,.site-footer a:focus-visible{color:var(--accent);text-decoration:underline}.page{padding:56px 0 72px;max-width:900px}.hero{max-width:820px}.hero h1,h1{font-size:clamp(2.45rem,7vw,4.8rem);line-height:1.03;letter-spacing:-.045em;margin:0 0 18px}.hero .lede,.lede{font-size:1.15rem;color:var(--muted);max-width:740px}.badge{display:inline-block;border:1px solid #27425d;background:#0b1b2c;border-radius:999px;padding:8px 14px;color:#b9c8d8;font-size:.9rem;margin-bottom:20px}.card{margin-top:30px;background:var(--surface);border:1px solid #213b55;border-radius:22px;padding:20px}.downloader-card{box-shadow:0 18px 50px rgba(0,0,0,.16)}.content{margin-top:44px}.content h2{font-size:1.55rem;margin:42px 0 12px}.content h3{font-size:1.12rem;margin:0 0 7px}.content p,.content li{color:var(--muted)}.content a{color:#8debc8}.content ul{padding-left:1.25rem}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.feature{background:var(--surface);border:1px solid #213b55;border-radius:18px;padding:18px}.feature p{margin:0}.steps{padding-left:1.25rem}.steps li{padding:4px 0}.faq-preview{display:grid;gap:10px}.faq-preview details{background:var(--surface);border:1px solid #213b55;border-radius:14px;padding:14px 16px}.faq-preview summary{cursor:pointer;font-weight:750}.faq-preview p{margin:10px 0 0}.more-link{margin-top:14px}.site-footer{border-top:1px solid #193149;padding:30px 0 38px;color:var(--quiet);font-size:.9rem}.footer-links{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:12px}input{width:100%;padding:18px;border-radius:14px;border:1px solid var(--border);background:#071524;color:#fff;font-size:1rem;outline:none}input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(53,211,156,.12)}button{border:0;border-radius:14px;padding:16px 20px;font-size:1rem;font-weight:800;cursor:pointer}.primary{width:100%;margin-top:12px;background:var(--accent);color:#061322}.primary:disabled{opacity:.65;cursor:wait}.notice,.small{color:var(--quiet);font-size:.86rem;margin:13px 4px 0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px}.option{background:var(--surface-2);color:#dce8f3;border:1px solid var(--border)}.option:hover{border-color:var(--accent)}.error{background:#351824;border:1px solid #8d3852;color:var(--danger);padding:16px;border-radius:14px}.progress{margin-top:16px;color:var(--muted)}.title{font-size:1.2rem;font-weight:800;margin-bottom:14px}.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:10px;top:10px;background:#fff;color:#000;padding:8px;z-index:2}@media(max-width:760px){.feature-grid{grid-template-columns:1fr 1fr}}@media(max-width:620px){.nav{padding:12px 0;align-items:flex-start;flex-direction:column;gap:8px}.nav-links{gap:12px}.page{padding-top:40px}.card{padding:14px}.feature-grid{grid-template-columns:1fr}.content{margin-top:34px}}