@import url('https://api.fontshare.com/v2/css?f[]=satoshi@400,500,600,700&display=swap');

:root {
  --primary: #002F33;
  --primary-fg: rgba(0,47,51,.56);
  --secondary: #75C138;
  --secondary-fg: rgba(117,193,56,.31);
  --radius: 0.5rem;

  /* light mode */
  --bg: #FFFFFF;
  --surface: #F4F6F5;
  --panel: #EAEFEE;
  --fg: #002F33;
  --muted: #4A6B6E;
  --border: #C8D8D9;
  --accent: #002F33;
  --ok: #75C138;
  --err: #D93025;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0A1A1B;
    --surface: #0F2325;
    --panel: #152B2E;
    --fg: #E8F0EF;
    --muted: #7AABAE;
    --border: #1E3B3F;
    --accent: #002F33;
    --ok: #75C138;
    --err: #FF5B5B;
  }
}

* { box-sizing: border-box; }
body { margin: 0; font-family: 'Satoshi', -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg); color: var(--fg); }
a { color: var(--secondary); text-decoration: none; }
a:hover { text-decoration: underline; }
code { color: var(--fg); }

header { padding: 14px 20px; border-bottom: 1px solid var(--border);
  display: flex; gap: 18px; align-items: center; background: var(--primary); }
header .brand { font-weight: 700; color: #fff; letter-spacing: .01em; }
header a { color: rgba(255,255,255,.75); }
header a:hover { color: #fff; text-decoration: none; }

main { max-width: 980px; margin: 0 auto; padding: 24px 20px; }
h1 { font-size: 1.3rem; font-weight: 700; color: var(--fg); }

label { display: block; margin: 12px 0 4px; color: var(--muted); font-size: .85rem; font-weight: 500; }
input, select { width: 100%; padding: 9px 11px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius); color: var(--fg); font-size: .95rem;
  font-family: inherit; }
input:focus, select:focus { outline: 2px solid var(--secondary); outline-offset: -1px; border-color: transparent; }
input[type=checkbox] { width: auto; margin-right: 8px; accent-color: var(--secondary); }

button { margin-top: 16px; padding: 10px 18px; background: var(--primary); color: #fff;
  border: 0; border-radius: var(--radius); font-weight: 600; cursor: pointer;
  font-family: inherit; font-size: .95rem; transition: opacity .15s; }
button:hover:not(:disabled) { opacity: .85; }
button:disabled { opacity: .5; cursor: not-allowed; }
button.danger { background: var(--err); color: #fff; }

.card { background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; margin-bottom: 18px; }
.row { display: flex; gap: 14px; } .row > div { flex: 1; }

pre.tree { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; overflow: auto; font-family: Menlo, Consolas, monospace;
  font-size: .82rem; line-height: 1.5; white-space: pre; }

.status-ok { color: var(--ok); font-weight: 600; }
.status-err { color: var(--err); font-weight: 600; }
.muted { color: var(--muted); font-size: .85rem; }
.login-wrap { max-width: 340px; margin: 12vh auto; }
details summary { cursor: pointer; color: var(--muted); margin-top: 12px; }

@keyframes spin { to { transform: rotate(360deg); } }
.spinner { display: inline-block; width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,.3); border-top-color: #fff;
  border-radius: 50%; animation: spin .7s linear infinite;
  vertical-align: middle; margin-right: 8px; }

/* command page interval rows */
.interval-row { border: 1px solid var(--border); border-radius: var(--radius);
  padding: 12px; margin-bottom: 10px; position: relative; background: var(--surface); }
.interval-row .remove-btn { position: absolute; top: 8px; right: 10px; background: none;
  border: none; color: var(--muted); font-size: 18px; cursor: pointer;
  padding: 0; line-height: 1; margin-top: 0; }
.interval-row .remove-btn:hover { color: var(--err); }
.interval-label { font-size: .8em; font-weight: 600; color: var(--muted); margin-bottom: 8px; }
#add-interval { background: none; border: 1px dashed var(--border); color: var(--muted);
  padding: 8px 16px; border-radius: var(--radius); cursor: pointer; width: 100%; margin-top: 4px; }
#add-interval:hover { border-color: var(--secondary); color: var(--fg); }