:root{--bg:#0f1419;--panel:#1a222c;--text:#eef3f8;--muted:#9aa8b6;--accent:#3dd6c6;--bot:#243140;--user:#2a4a44;--card:#12181f;--line:#2c3846}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Segoe UI,system-ui,sans-serif}body{display:flex;flex-direction:column;min-height:100vh}a{color:var(--accent)}main{flex:1 1;width:min(1120px,100%);margin:0 auto;padding:12px 20px 72px}.muted{color:var(--muted)}.site-header{border-bottom:1px solid var(--line);background:var(--panel)}.site-header-inner{width:min(1120px,100%);margin:0 auto;padding:14px 20px;display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap}.brand{color:var(--text);text-decoration:none;font-weight:700;letter-spacing:.04em}.site-header nav{display:flex;gap:14px;flex-wrap:wrap}.site-header nav a{color:var(--text);text-decoration:none;font-size:.92rem}.site-header nav a:hover{color:var(--accent)}.hero{padding:12px 0 8px}.eyebrow{color:var(--accent);text-transform:uppercase;letter-spacing:.12em;font-size:.75rem;margin:0 0 8px}.hero h1,.pdp h1,.silo h1{margin:0 0 10px;font-size:clamp(1.5rem,3vw,2.1rem)}.lead,.seo-intro{color:var(--muted);line-height:1.55;max-width:70ch}.band{padding:28px 0 8px}.band h2,.pdp h2{font-size:1.15rem;margin:0 0 14px}.chat-hero{margin-top:18px;background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden}.chat-panel{display:flex;flex-direction:column;min-height:220px}.chat-panel.compact{min-height:280px;max-height:calc(100vh - 120px)}.messages{padding:12px 16px 16px;display:flex;flex-direction:column;gap:12px}.chat-panel.compact .messages{flex:1 1;min-height:0;overflow-y:auto}.bubble{max-width:78%;padding:12px 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16px}.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));grid-gap:12px;gap:12px}.category-tile{display:flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;text-decoration:none;color:var(--text)}.category-icon{width:36px;height:36px;border-radius:10px;background:#1f3d39;color:var(--accent);display:grid;place-items:center;font-weight:700}.silo .seo-intro{margin:0 0 18px}.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:12px}.cluster-nav{margin:0 0 18px}.cluster-nav p{margin:0 0 8px;color:var(--muted);line-height:1.5}.pagination{display:flex;gap:16px;align-items:center;margin:24px 0 8px;flex-wrap:wrap}.page-numbers{display:flex;gap:8px;list-style:none;padding:0;margin:0}.page-numbers [aria-current=page]{font-weight:700;color:var(--accent)}.card-price{display:block;padding:0 10px 10px;color:var(--accent);font-size:.85rem}.pdp-grid{display:grid;grid-template-columns:minmax(0,1fr) 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