:root{--bg:#f6f7f9;--card:#fff;--text:#142033;--muted:#5b6b7c;--line:#e6ebf2;--brand:#0b6bcb;--brand-2:#084b8a}
*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,sans-serif;color:var(--text);background:linear-gradient(180deg,#eef5ff 0%,var(--bg) 220px);line-height:1.6}
a{color:var(--brand);text-decoration:none}.wrap{max-width:980px;margin:0 auto;padding:0 1rem}
.top{background:rgba(255,255,255,.9);border-bottom:1px solid var(--line);position:sticky;top:0}
.row{display:flex;align-items:center;gap:1rem}.between{justify-content:space-between}.brand{font-weight:700;color:var(--text);padding:1rem 0}
nav{margin-left:auto;display:flex;gap:1rem;flex-wrap:wrap}nav a{color:var(--muted)}.hero{padding:2.5rem 0 1rem}
.tag{color:var(--brand);font-weight:600;letter-spacing:.04em;text-transform:uppercase;font-size:.85rem}
.lead{color:var(--muted);max-width:48rem;font-size:1.05rem}.actions{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:1.2rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin:1rem 0 2rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:1.25rem;margin:1rem 0}
.card.muted{color:var(--muted)}.narrow{max-width:420px}
.btn{display:inline-block;border:1px solid var(--line);background:#fff;color:var(--text);border-radius:10px;padding:.65rem 1rem;cursor:pointer}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.small{padding:.35rem .6rem;font-size:.9rem}
.form{display:grid;gap:.9rem;margin-top:1rem}.form.inline,.inline-form{display:inline-flex;gap:.5rem;align-items:center}
label{display:grid;gap:.35rem;font-weight:600}input,textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:.7rem .8rem;font:inherit}
.table{width:100%;border-collapse:collapse;margin-top:1rem;font-size:.95rem}.table th,.table td{border-bottom:1px solid var(--line);text-align:left;padding:.65rem .4rem;vertical-align:top}
.foot{color:var(--muted);padding:2rem 0 3rem;font-size:.92rem}code{background:#eef3fa;padding:.1rem .35rem;border-radius:6px}

.muted-line{color:var(--muted);font-size:.92rem;margin:.6rem 0 0}

.boot-preview{margin:1rem 0;padding:1rem;border:1px dashed var(--line);border-radius:12px;background:#0f1722}
.boot-preview.empty{background:#f8fafc}
.boot-preview img{display:block;width:320px;max-width:100%;height:auto;image-rendering:pixelated;border:1px solid #2a3648;background:#121820}