:root{color-scheme:dark;--bg:#0f172a;--panel:#111827;--text:#f8fafc;--muted:#cbd5e1;--border:rgba(148,163,184,.28);--accent:#38bdf8;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 10% 0%,rgba(56,189,248,.18),transparent 26rem),linear-gradient(180deg,#0f172a,#020617);color:var(--text);padding:clamp(16px,4vw,40px)}main{width:min(100%,920px);margin:0 auto;background:linear-gradient(180deg,rgba(31,41,55,.92),rgba(17,24,39,.98));border:1px solid var(--border);border-radius:24px;padding:clamp(18px,4vw,34px);box-shadow:0 24px 70px rgba(2,6,23,.45)}h1{margin-top:0;font-size:clamp(2rem,6vw,3.7rem);line-height:.95;letter-spacing:-.05em}h2{margin-top:1.5rem}p,li{line-height:1.6;color:var(--muted)}a{color:var(--accent);font-weight:800}.back{display:inline-flex;margin-bottom:1rem;padding:.75rem 1rem;border:1px solid var(--border);border-radius:14px;text-decoration:none;color:var(--text);background:rgba(148,163,184,.12)}code{color:#bae6fd}.date{color:#94a3b8;font-size:.95rem}