:root{color-scheme:dark;--bg:#111827;--panel:#1f2937;--muted:#9ca3af;--text:#f9fafb;--accent:#60a5fa;--danger:#fca5a5;--ok:#86efac}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px system-ui,sans-serif}main{max-width:1000px;margin:0 auto;padding:2rem 1rem}section,.card{background:var(--panel);border-radius:10px;padding:1.5rem;margin:1rem 0}form{display:grid;gap:.8rem;max-width:480px}input,button{font:inherit;padding:.7rem;border-radius:6px;border:1px solid #4b5563}input{background:#111827;color:var(--text)}button{background:var(--accent);color:#111827;border:0;font-weight:700;cursor:pointer}.error{color:var(--danger)}.notice{color:var(--ok)}.muted{color:var(--muted)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:.7rem;border-bottom:1px solid #374151}.status-operacional{color:var(--ok)}.status-indisponível,.status-degradado{color:var(--danger)}header{display:flex;justify-content:space-between;align-items:center;gap:1rem}header form{display:block}a{color:var(--accent)}