:root{--ink:#16212f;--muted:#667085;--line:#e8ecf2;--panel:#fff;--bg:#f6f8fb;--brand:#3d5af1}
html,body{min-height:100%;background:var(--bg);color:var(--ink)}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;position:sticky;top:0;z-index:20}.brand{text-decoration:none;color:var(--ink);font-weight:700;display:flex;gap:10px;align-items:center;letter-spacing:.01em}.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--brand);color:#fff}.page-shell{padding:28px 0 60px}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.auth-card{width:min(440px,100%);background:#fff;border:1px solid var(--line);box-shadow:0 18px 50px rgba(18,31,53,.08);border-radius:20px;padding:30px}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 8px 24px rgba(18,31,53,.04)}.eyebrow{font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--brand);font-weight:800}.family-title{font-size:1.1rem;font-weight:750}.child-card{border:1px solid var(--line);border-radius:14px;padding:18px}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#25a56a;margin-right:6px}.device-line{font-size:.92rem;color:var(--muted)}.pair-code{font-size:3rem;letter-spacing:.18em;font-weight:800}.metric{padding:16px;border:1px solid var(--line);border-radius:14px;background:#fbfcfe}.metric strong{display:block;font-size:1.45rem}.btn-primary{background:var(--brand);border-color:var(--brand)}

.device-box{border:1px solid var(--line);border-radius:12px;padding:14px;background:#fbfcfe}.status-dot.offline{background:#98a2b3}.command-live-status{min-height:1.2rem}.table thead th{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700}