:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --border: #e3e5ea;
  --text: #16181d;
  --text-muted: #5b606b;
  --text-faint: #8a8f99;
  --accent: #2f6fed;
  --accent-ink: #ffffff;
  --danger: #d64545;
  --danger-bg: #fdecec;
  --success: #1f8a4c;
  --success-bg: #e9f8ef;
  --warn: #9a6b00;
  --warn-bg: #fdf3dd;
  --radius: 10px;
  --radius-lg: 16px;
}

* { box-sizing: border-box; }
/* `.login-screen`/`.app` below set their own `display`, which ties with the
   browser's `[hidden] { display: none }` rule in specificity — and author
   styles win ties, so toggling `hidden` would otherwise do nothing. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

h1, h2, h3 { margin: 0 0 4px; font-weight: 600; }
p { margin: 0; }
.muted { color: var(--text-muted); }
.faint { color: var(--text-faint); font-size: 12.5px; }

a { color: var(--accent); text-decoration: none; }

button {
  font: inherit;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: var(--radius);
  padding: 7px 14px;
}
button:hover { border-color: #c7cad1; }
button:disabled { opacity: .5; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button.primary:hover { filter: brightness(1.06); }
button.danger { color: var(--danger); border-color: #f3c6c6; }
button.danger:hover { background: var(--danger-bg); }
button.small { padding: 4px 10px; font-size: 12.5px; }
.link-button { border: none; background: none; color: var(--text-muted); padding: 4px 0; }
.link-button:hover { color: var(--text); }

input, select {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
}
input:focus, select:focus { outline: 2px solid #c6d8fb; border-color: var(--accent); }

/* ---- Login ---- */
.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-card {
  width: 100%;
  max-width: 340px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.login-card label { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--text-muted); }
.login-card button { margin-top: 6px; padding: 10px; }
.error { color: var(--danger); font-size: 13px; }

/* ---- App shell ---- */
.app { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  flex: none;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px 14px;
  gap: 2px;
}
.brand { font-weight: 700; font-size: 16px; margin: 4px 8px 16px; }
.brand span { color: var(--accent); font-weight: 500; }
.sidebar a {
  color: var(--text-muted);
  padding: 9px 10px;
  border-radius: var(--radius);
  font-weight: 500;
}
.sidebar a:hover { background: var(--bg); color: var(--text); }
.sidebar a.active { background: #eaf0fe; color: var(--accent); }
.sidebar-foot { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border); }
.who { font-size: 12.5px; color: var(--text-faint); margin-bottom: 6px; word-break: break-word; }

.content { flex: 1; padding: 28px 32px; max-width: 1200px; }

/* ---- Shared page bits ---- */
.page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.toolbar input[type="search"] { min-width: 220px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 24px; }
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
}
.stat-card .value { font-size: 26px; font-weight: 700; }
.stat-card .label { color: var(--text-muted); font-size: 12.5px; margin-top: 2px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--text-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; background: var(--bg); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #fafbfc; }
td.actions { display: flex; gap: 6px; flex-wrap: wrap; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
}
.badge.live, .badge.active, .badge.verified, .badge.confirmed, .badge.completed { background: var(--success-bg); color: var(--success); }
.badge.sold, .badge.inactive, .badge.cancelled, .badge.declined { background: #eceef2; color: var(--text-muted); }
.badge.suspended { background: var(--danger-bg); color: var(--danger); }
.badge.pending { background: var(--warn-bg); color: var(--warn); }
.badge.dealer { background: #eef0ff; color: #4c3fd6; }

.empty { padding: 48px 20px; text-align: center; color: var(--text-faint); }
.loading { padding: 48px 20px; text-align: center; color: var(--text-faint); }

.pager { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border-top: 1px solid var(--border); font-size: 12.5px; color: var(--text-muted); }
.pager .buttons { display: flex; gap: 6px; }

.settings-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; max-width: 480px; }
.settings-card label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; }
.settings-card .row { display: flex; gap: 8px; margin-bottom: 14px; }
.settings-card input { flex: 1; }
.status-line { display: flex; align-items: center; gap: 8px; margin-bottom: 18px; font-size: 13.5px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--text-faint); }
.dot.on { background: var(--success); }

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 13.5px;
  box-shadow: 0 8px 24px rgba(0,0,0,.18);
  z-index: 50;
}
.toast.error { background: var(--danger); }

@media (max-width: 760px) {
  .app { flex-direction: column; }
  .sidebar { width: auto; flex-direction: row; overflow-x: auto; align-items: center; padding: 10px; }
  .sidebar-foot { margin-top: 0; padding-top: 0; border-top: none; margin-left: auto; display: flex; align-items: center; gap: 10px; }
  .who { display: none; }
  .content { padding: 18px; }
  table { font-size: 12.5px; }
  th, td { padding: 9px 8px; }
}