:root{--bg:#090b10;--panel:#141a24;--text:#eaf0ff;--muted:#9aa6bf;--accent:#4f8cff;--border:hsla(0,0%,100%,.08)}:root[data-theme=light]{--bg:#f5f7fb;--panel:#fff;--text:#1f2a3d;--muted:#5d6b85;--accent:#2f67d8;--border:rgba(31,42,61,.12)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.container{width:min(980px,92vw);margin:0 auto;padding:40px 0}h1,h2,h3{line-height:1.2}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.site-header{position:-webkit-sticky;position:sticky;top:0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:color-mix(in oklab,var(--bg) 82%,transparent);border-bottom:1px solid var(--border);z-index:20}.nav-row{display:flex;align-items:center;justify-content:space-between;padding-top:14px;padding-bottom:14px}.theme-toggle{border:1px solid var(--border);color:var(--text);border-radius:999px;padding:8px 12px;cursor:pointer}.card,.theme-toggle{background:var(--panel)}.card{border:1px solid var(--border);border-radius:14px;padding:18px}.meta{color:var(--muted);font-size:.92rem}.hero p{font-size:1.05rem}.dm-hero h1{font-size:clamp(1.9rem,4vw,2.8rem);margin-top:0}.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:14px;align-items:center}.btn-primary{display:inline-block;background:var(--accent);color:#fff;padding:10px 16px;border-radius:10px;font-weight:600;text-decoration:none}.btn-primary:hover{filter:brightness(1.06);text-decoration:none}.section-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));margin:14px 0}.post-list,.section-grid{display:grid;grid-gap:14px;gap:14px}.post-list{margin-top:14px}.post-content li,.post-content p{line-height:1.7;color:color-mix(in oklab,var(--text) 88%,#fff 12%)}