:root {
  --fg: #1c2128;
  --muted: #66707c;
  --accent: #0e6a4e;
  --accent-ink: #ffffff;
  --border: #d8dee4;
  --card: #ffffff;
  --bg: #f4f6f8;
  --danger: #b3261e;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--fg);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.45;
}
.hidden { display: none !important; }
.center { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 28px; box-shadow: 0 1px 3px rgba(0,0,0,.06); }
.login-card { width: 340px; }
.login-card h1 { margin: 0 0 2px; font-size: 20px; }
.login-card p { margin: 0 0 14px; }

header {
  display: flex; align-items: center; gap: 16px;
  padding: 10px 20px; background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
}
header h1 { font-size: 17px; margin: 0; white-space: nowrap; }
header .spacer { flex: 1; }
nav { display: flex; gap: 4px; flex-wrap: wrap; }
nav button {
  border: none; background: none; padding: 7px 12px; border-radius: 7px;
  cursor: pointer; color: var(--fg); font-size: 14px;
}
nav button:hover { background: var(--bg); }
nav button.active { background: var(--accent); color: var(--accent-ink); }
main { max-width: 1080px; margin: 24px auto; padding: 0 20px 60px; }
.tab h2 { margin-top: 0; }
.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.row h2 { margin: 0; flex: 1; }
.controls { display: flex; gap: 8px; align-items: center; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.error { color: var(--danger); }
a { color: var(--accent); }

label { display: block; margin-bottom: 10px; font-size: 13px; color: var(--muted); }
label input, label select, label textarea, .form-wrap input, .form-wrap select, .form-wrap textarea, .controls input, .controls select {
  display: block; width: 100%; margin-top: 3px;
  padding: 8px 10px; border: 1px solid var(--border); border-radius: 7px;
  font-size: 14px; color: var(--fg); background: var(--card); font-family: inherit;
}
label.checkbox { display: flex; align-items: center; gap: 8px; color: var(--fg); }
label.checkbox input { width: auto; margin: 0; }

button {
  padding: 8px 14px; border-radius: 7px; border: 1px solid var(--border);
  background: var(--card); cursor: pointer; font-size: 14px; color: var(--fg);
}
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button.primary:hover { filter: brightness(1.08); }
button.ghost { border: none; background: none; color: var(--muted); }
button.danger { color: var(--danger); border-color: var(--danger); }
button.big { font-size: 16px; padding: 12px 22px; }
button:disabled { opacity: .55; cursor: default; }

table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: var(--bg); font-size: 12.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
tr:last-child td { border-bottom: none; }
td .actions { white-space: nowrap; display: flex; gap: 6px; }
.badge { display: inline-block; padding: 1px 7px; border-radius: 10px; font-size: 11.5px; border: 1px solid var(--border); color: var(--muted); }
.badge.on { background: #e2f3ea; color: var(--accent); border-color: #b9e0cf; }
.badge.edited { background: #fdf1dc; color: #8a5a00; border-color: #f0d9a8; }
.badge.off { background: var(--bg); }

.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; margin: 14px 0; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; }
.stat .num { font-size: 24px; font-weight: 600; }
.stat .lbl { font-size: 12px; color: var(--muted); }

.form-wrap { margin-top: 14px; background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 18px; }
.form-wrap h3 { margin-top: 0; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.form-grid .full { grid-column: 1 / -1; }
.form-actions { display: flex; gap: 10px; margin-top: 14px; }
.night-row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.night-row input { flex: 1; }
.night-row input.night { flex: 0 0 170px; }

.pager { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
#toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  background: #2b333d; color: #fff; padding: 10px 18px; border-radius: 8px;
  font-size: 14px; z-index: 50; box-shadow: 0 4px 14px rgba(0,0,0,.25);
}
#toast.error { background: var(--danger); }
#publish-result { margin: 14px 0; padding: 14px; border: 1px solid var(--border); border-radius: 8px; background: var(--card); }
#publish-result pre { margin: 0; font-size: 12.5px; white-space: pre-wrap; }
@media (max-width: 720px) {
  header { flex-wrap: wrap; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  table { font-size: 13px; }
  th, td { padding: 6px 8px; }
}