:root{color-scheme:dark;--bg: #111418;--panel: #1a1f26;--line: #2a313a;--text: #e6e9ee;--muted: #9aa4b2;--accent: #4f8dfd;font-family:system-ui,-apple-system,Segoe UI,sans-serif}body{margin:0;background:var(--bg);color:var(--text)}.layout header{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:12px 20px;border-bottom:1px solid var(--line)}main{padding:20px;max-width:960px}.card{max-width:360px;margin:80px auto;display:grid;gap:12px;padding:24px;background:var(--panel);border:1px solid var(--line);border-radius:10px}label{display:grid;gap:6px;font-size:13px;color:var(--muted)}input{padding:9px 11px;background:#0d1014;border:1px solid var(--line);border-radius:7px;color:var(--text);font-size:14px}button{padding:9px 14px;border:1px solid transparent;border-radius:7px;background:var(--accent);color:#fff;font-size:14px;cursor:pointer;margin-right:8px}button.secondary{background:transparent;border-color:var(--line);color:var(--text)}button.active{outline:2px solid var(--accent)}button:disabled{opacity:.5;cursor:default}table{width:100%;border-collapse:collapse;margin:12px 0;font-size:14px}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:500}.error{color:#ff7b72}.ok{color:#4cc38a}.versions td{background:#151a20}.version{display:inline-flex;align-items:center;gap:8px;margin-right:14px;font-size:14px;color:var(--muted)}.version button{padding:5px 9px;font-size:12px}