/* ==========================================================================
   admin-panel.css — Super Admin (platform_admin) settings tabs:
   Platform Config + Cost Intelligence. Tabs are hidden until adminPanel.js
   confirms the role via /api/admin/check-super-admin.
   ========================================================================== */

:root {
  --cost-green: #22c55e;
  --cost-yellow: #eab308;
  --cost-red: #ef4444;
}

/* Tab buttons — hidden by default; revealed for platform_admin only. */
#tab-platform-config,
#tab-cost-intelligence {
  display: none;
}
#tab-platform-config.admin-tab--visible,
#tab-cost-intelligence.admin-tab--visible {
  display: block;
}

/* Panels — hidden by default, block when their tab is active. */
#settings-platform-config,
#settings-cost-intelligence {
  display: none;
}
#settings-platform-config.admin-panel-active,
#settings-cost-intelligence.admin-panel-active {
  display: block;
}

/* When a Super Admin panel is active, suppress the standard settings body. */
#settings-body.admin-suppressed {
  display: none;
}

.admin-loading {
  padding: 2rem;
  color: var(--text-m);
  font-size: 0.9rem;
}

/* ---- SerpAPI budget card ------------------------------------------------ */
.admin-serpapi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.admin-serpapi-danger {
  border-color: rgba(239, 68, 68, 0.4);
  background: rgba(239, 68, 68, 0.04);
}
.admin-serpapi-warning {
  border-color: rgba(234, 179, 8, 0.4);
  background: rgba(234, 179, 8, 0.04);
}
.admin-serpapi-safe {
  border-color: rgba(34, 197, 94, 0.35);
}
.admin-serpapi-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.admin-serpapi-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}
.admin-serpapi-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.admin-serpapi-bar-bg {
  width: 100%;
  height: 10px;
  border-radius: 99px;
  background: var(--border);
  overflow: hidden;
}
.admin-serpapi-bar-fill {
  height: 100%;
  width: var(--serpapi-pct, 0%);
  background: var(--serp-bar-color, var(--accent));
  border-radius: 99px;
  transition: width 0.4s ease;
}
.admin-serpapi-stats {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin: 0.85rem 0;
  font-size: 0.82rem;
  color: var(--text-m);
}
.admin-serpapi-reset {
  font-size: 0.75rem;
  color: var(--text-d);
  margin-top: 0.75rem;
}

/* ---- stat cards row ---------------------------------------------------- */
.admin-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.admin-stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.admin-stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
}
.admin-stat-label {
  font-size: 0.78rem;
  color: var(--text-m);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ---- cards grid -------------------------------------------------------- */
.admin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.admin-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}
.admin-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1rem;
}

.admin-engine-list {
  display: flex;
  flex-direction: column;
}
.admin-engine-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}
.admin-engine-row:last-child {
  border-bottom: none;
}
.admin-engine-serpapi {
  background: rgba(234, 179, 8, 0.04);
}
.admin-engine-name {
  font-size: 0.88rem;
  color: var(--text);
}
.admin-engine-tag {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cost-yellow);
  border: 1px solid rgba(234, 179, 8, 0.4);
  border-radius: 4px;
  padding: 0.1rem 0.35rem;
  margin-left: 0.4rem;
}

/* ---- toggle switch ----------------------------------------------------- */
.admin-toggle {
  position: relative;
  display: inline-flex;
  cursor: pointer;
}
.admin-toggle input[type='checkbox'] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.admin-toggle-slider {
  width: 40px;
  height: 22px;
  background: var(--border);
  border-radius: 99px;
  transition: background 0.2s ease;
  display: inline-block;
  position: relative;
}
.admin-toggle-slider::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  top: 3px;
  left: 3px;
  transition: transform 0.2s ease;
}
.admin-toggle input:checked + .admin-toggle-slider {
  background: var(--accent);
}
.admin-toggle input:checked + .admin-toggle-slider::after {
  transform: translateX(18px);
}

.admin-toggle-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  cursor: pointer;
  font-size: 0.82rem;
  color: var(--text-m);
  margin: 1rem 0;
}

/* ---- numeric limit rows ------------------------------------------------ */
.admin-limit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text);
  padding: 0.5rem 0;
}
.admin-limit-row input[type='number'] {
  width: 90px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 0.4rem 0.5rem;
  text-align: right;
}

/* ---- buttons ----------------------------------------------------------- */
.admin-save-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.btn-admin-save {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  padding: 0.6rem 1.4rem;
  cursor: pointer;
}
.btn-admin-emergency {
  background: rgba(239, 68, 68, 0.12);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.4);
  border-radius: 6px;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
  font-weight: 600;
}
.btn-admin-secondary {
  background: var(--surface);
  color: var(--text-m);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
}
.admin-save-status {
  font-size: 0.85rem;
}
.admin-save-status--success {
  color: var(--cost-green);
}
.admin-save-status--error {
  color: var(--cost-red);
}

/* ---- Cost Intelligence ------------------------------------------------- */
.cost-overview-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.cost-serp-bar-fill {
  height: 100%;
  width: var(--serpapi-used-pct, 0%);
  background: var(--serp-bar-color, var(--accent));
  border-radius: 99px;
  transition: width 0.4s ease;
}
.cost-engine-table {
  width: 100%;
  border-collapse: collapse;
}
.cost-engine-table th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-m);
  text-align: left;
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
}
.cost-engine-table td {
  font-size: 0.85rem;
  color: var(--text);
  padding: 0.6rem 1rem;
  border-bottom: 1px solid var(--border);
}
.cost-engine-table tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.02);
}
.cost-empty {
  color: var(--text-m);
  font-style: italic;
}
.cost-totals-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  max-width: 400px;
  margin-bottom: 1.5rem;
}
.cost-totals-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--text-m);
  padding: 0.45rem 0;
}
.cost-totals-grand {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
}
.cost-actions {
  margin-top: 1rem;
}
.cost-disclaimer {
  font-size: 0.75rem;
  color: var(--text-m);
  font-style: italic;
  margin-top: 1.5rem;
}

/* ---- responsive -------------------------------------------------------- */
@media (max-width: 860px) {
  .admin-grid,
  .cost-overview-row {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 520px) {
  .admin-stats-row {
    grid-template-columns: repeat(2, 1fr);
  }
}