.post-form{display:flex;align-items:flex-start;gap:1rem;padding:1.5rem;border-bottom:1px solid var(--border-color);background:var(--background-secondary)}.post-form textarea{flex:1;padding:.75rem;border-radius:10px;border:1px solid var(--border-color);resize:none;background:var(--background-tertiary);color:var(--text-primary)}.post-btn{background:var(--accent);border:none;color:#fff;padding:.6rem 1.2rem;border-radius:10px;cursor:pointer;transition:.2s}.post-btn:hover{opacity:.9}.forum-header,.forum-list .thread{display:grid;grid-template-columns:3fr 1fr 1fr 1fr;padding:1rem 2rem;align-items:center}.forum-header{font-weight:700;background:var(--background-secondary);border-bottom:2px solid var(--border-color)}.thread{border-bottom:1px solid var(--border-color);transition:background .2s}.thread:hover{background:var(--background-tertiary)}.thread .topic h3{margin:0;color:var(--accent)}.thread .topic .meta{font-size:.9rem;color:var(--text-muted)}