/* Cosmix owner admin console (P2-M8a) — plain and functional (PHASE2-MASTERPLAN §9).
 * Deliberately separate from the dashboard styles: this surface lives on its
 * own origin with its own shell. Light theme, system font stack, no assets. */

:root {
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --card: #ffffff;
  --bg: #f1f5f9;
  --accent: #4f46e5;
  --accent-ink: #ffffff;
  --danger: #b91c1c;
  --ok: #15803d;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.admin-root {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.noscript-note {
  padding: 24px;
  text-align: center;
  color: var(--muted);
}

.muted { color: var(--muted); }
.small { font-size: 12px; }
.strong { font-weight: 600; }

/* ---------------- login ---------------- */

.login-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 360px;
}

.login-card h1 {
  margin: 0 0 4px;
  font-size: 20px;
}

.login-card p { margin: 0 0 16px; }

.login-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-form input {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  background: #fff;
}

/* ---------------- shell ---------------- */

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
}

.brand {
  font-weight: 700;
  font-size: 16px;
}

.tabs {
  display: flex;
  gap: 4px;
  padding: 10px 20px 0;
  background: var(--card);
  border-bottom: 1px solid var(--line);
}

.tab {
  appearance: none;
  border: none;
  background: none;
  font: inherit;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 8px 8px 0 0;
  cursor: pointer;
}

.tab.active {
  color: var(--ink);
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--accent);
}

.admin-main {
  flex: 1;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 20px;
}

/* ---------------- cards + controls ---------------- */

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
}

.card h2 {
  margin: 0 0 4px;
  font-size: 17px;
}

.card > p { margin: 0 0 16px; }

.btn {
  appearance: none;
  font: inherit;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

.btn:disabled { opacity: 0.5; cursor: default; }

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.btn.ghost { background: none; border-color: transparent; color: var(--muted); }

.btn.danger {
  background: #fff;
  border-color: var(--danger);
  color: var(--danger);
}

.btn.small { padding: 4px 10px; font-size: 13px; }

.form-msg {
  min-height: 20px;
  margin-top: 10px;
  font-size: 13px;
  color: var(--muted);
}

/* ---------------- overview ---------------- */

.stats-wrap { display: flex; flex-direction: column; gap: 18px; }

.stat-group-title {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}

.stat-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
}

.stat-value {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
}

.stat-label {
  margin-top: 2px;
  font-size: 12px;
  color: var(--muted);
}

/* ---------------- limits ---------------- */

.setting-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.setting-row:first-of-type { border-top: none; }

.setting-label { display: flex; flex-direction: column; gap: 2px; }

.setting-name { font-weight: 600; }

.setting-row input {
  width: 180px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  text-align: right;
}

/* ---------------- users ---------------- */

.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.toolbar select {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  background: #fff;
}

.table-wrap { overflow-x: auto; }

.usage-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.usage-table th,
.usage-table td {
  text-align: left;
  padding: 8px 10px;
  border-top: 1px solid var(--line);
  white-space: nowrap;
}

.usage-table thead th {
  border-top: none;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.user-name { font-weight: 600; margin-right: 6px; }

.badge {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 999px;
  background: #fef3c7;
  color: #92400e;
  font-size: 11px;
  vertical-align: middle;
}

/* ---------------- danger ---------------- */

.danger-card { border-color: #fecaca; }

.kill-state { margin: 0 0 14px; font-weight: 600; }

@media (max-width: 640px) {
  .setting-row { flex-direction: column; align-items: stretch; }
  .setting-row input { width: 100%; text-align: left; }
}