:root{--bg: #0e1116;--card: #171b22;--text: #e7ecf3;--muted: #9aa6b2;--accent: #4fb3ff;--border: #293244}.color-invert{filter:invert(100%)}label{display:block;margin:10px 0 6px;font-size:0.9rem;color:var(--text)}textarea,input,output{width:100%;border:1px solid var(--border);background:#0f141c;color:var(--text);padding:10px 12px;font:inherit}textarea{min-height:110px;resize:vertical}button{margin-top:14px;border:0;padding:10px 14px;font:inherit;font-weight:600;background:var(--accent);color:#00101f;cursor:pointer}.meta{margin-top:8px;color:var(--muted);font-size:0.85rem}