.coding-demo{padding:24px;margin:28px 0;border:1px solid var(--mint);border-radius:16px;background:var(--panel)}.coding-demo label{display:block;font-weight:700;margin-bottom:12px}.coding-demo textarea{display:block;width:100%;min-height:160px;resize:vertical;box-sizing:border-box;padding:14px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);font:inherit}.coding-counts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.coding-counts dt{font-size:.85rem;color:var(--muted)}.coding-counts dd{margin:4px 0;font-size:1.8rem;font-weight:800;color:var(--mint)}@media(max-width:600px){.coding-demo{padding:16px}.coding-counts{grid-template-columns:1fr}.coding-counts>div{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.coding-counts dd{font-size:1.5rem}}