:root{--bg: #0f1117;--card: #1a1d27;--border: #2a2e3b;--text: #e6e8ef;--muted: #8b90a1;--accent: #6d5efc;--danger: #e5484d;--ok: #30a46c;--warn: #f5a623}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{max-width:820px;margin:0 auto;padding:24px 16px 64px}header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}header h1{font-size:20px;margin:0}.muted{color:var(--muted);font-weight:400;font-size:.9em}nav{display:flex;gap:8px;margin-bottom:24px;flex-wrap:wrap}nav button{background:transparent;border:1px solid var(--border);color:var(--text);padding:8px 14px;border-radius:8px;cursor:pointer}nav button.active{background:var(--accent);border-color:var(--accent)}h2{font-size:18px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;margin:12px 0;display:flex;flex-direction:column;gap:10px}label{font-size:13px;color:var(--muted)}input,textarea{background:#0d0f16;border:1px solid var(--border);border-radius:8px;color:var(--text);padding:10px;font:inherit;width:100%}textarea{resize:vertical}button{background:var(--accent);border:none;color:#fff;padding:10px 16px;border-radius:8px;cursor:pointer;font:inherit;align-self:flex-start}button.danger{background:transparent;border:1px solid var(--danger);color:var(--danger)}.list{list-style:none;padding:0}.list li{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;border:1px solid var(--border);border-radius:10px;padding:12px;margin-bottom:8px}.row{display:flex;align-items:center;gap:8px}.grow{flex:1}code{background:#0d0f16;padding:6px 8px;border-radius:6px;font-size:13px;word-break:break-all}.badge{font-size:12px;padding:2px 8px;border-radius:999px;border:1px solid var(--border);color:var(--muted)}.badge.ok{color:var(--ok);border-color:var(--ok)}.badge.warn{color:var(--warn);border-color:var(--warn)}.checks{list-style:none;padding:0;line-height:1.9}