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10px;border-radius:3px;margin-bottom:14px}h1{font-family:var(--font-display);font-size:clamp(24px,4vw,38px);font-weight:700;color:var(--color-heading);line-height:1.25;margin-bottom:14px}.hero-subtitle{font-size:clamp(15px,2vw,17px);color:var(--color-muted);margin-bottom:18px;line-height:1.6}.hero-meta{display:flex;gap:18px;font-size:13px;color:var(--color-muted);flex-wrap:wrap}.main-container{max-width:var(--max-width);margin:0 auto;padding:40px 24px 60px}.toc{background:var(--color-surface);border:1px solid var(--color-border);border-left:3px solid var(--color-accent);border-radius:6px;padding:22px 26px;margin-bottom:36px}.toc strong{display:block;font-family:var(--font-display);font-size:15px;color:var(--color-heading);margin-bottom:12px}.toc ol{padding-left:18px}.toc li{margin-bottom:6px;font-size:14px}.toc a{color:var(--color-link);text-decoration:none}.toc 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