/* Admin Dashboard — Custom Styles */
/* Extends Tailwind with project-specific tokens */

:root {
  --bg-base: #0a0a0f;
  --bg-surface: #111118;
  --bg-elevated: #1a1a24;
  --border: #1e1e2e;
  --border-hover: #2e2e42;
  --accent-cyan: #00d4ff;
  --accent-cyan-dim: rgba(0, 212, 255, 0.15);
  --accent-amber: #f59e0b;
  --accent-amber-dim: rgba(245, 158, 11, 0.15);
  --accent-red: #ef4444;
  --accent-red-dim: rgba(239, 68, 68, 0.15);
  --accent-green: #22c55e;
  --accent-green-dim: rgba(34, 197, 94, 0.15);
  --text-primary: #e2e8f0;
  --text-muted: #64748b;
  --text-dim: #475569;
}

* { box-sizing: border-box; }

body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  margin: 0;
  min-height: 100vh;
}

code, pre, .font-mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}

/* ---- Layout ---- */
.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 40;
  transition: transform 0.2s ease;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo h1 {
  font-size: 16px;
  font-weight: 700;
  margin: 0;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.sidebar-logo span {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 6px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s ease;
}

.sidebar-nav a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.sidebar-nav a.active {
  color: var(--accent-cyan);
  background: var(--accent-cyan-dim);
}

.sidebar-nav a svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-dim);
}

.main-content {
  margin-left: 240px;
  flex: 1;
  padding: 28px 32px;
  min-width: 0;
}

/* ---- Page Header ---- */
.page-header {
  margin-bottom: 28px;
}

.page-header h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 4px;
  letter-spacing: -0.02em;
}

.page-header p {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
}

/* ---- Stats Cards ---- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  transition: border-color 0.15s ease;
}

.stat-card:hover {
  border-color: var(--border-hover);
}

.stat-card .stat-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat-card .stat-sub {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 6px;
}

.stat-cyan .stat-value { color: var(--accent-cyan); }
.stat-amber .stat-value { color: var(--accent-amber); }
.stat-green .stat-value { color: var(--accent-green); }
.stat-red .stat-value { color: var(--accent-red); }

/* ---- Alerts ---- */
.alert-banner {
  background: var(--accent-amber-dim);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 8px;
  padding: 14px 18px;
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
}

.alert-banner.alert-danger {
  background: var(--accent-red-dim);
  border-color: rgba(239, 68, 68, 0.3);
}

.alert-banner .alert-icon {
  flex-shrink: 0;
  margin-top: 1px;
}

.alert-banner .alert-title {
  font-weight: 600;
  margin-bottom: 2px;
}

.alert-banner .alert-text {
  color: var(--text-muted);
  font-size: 12px;
}

/* ---- Table ---- */
.table-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.table-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.table-toolbar input[type="text"],
.table-toolbar input[type="date"],
.table-toolbar select {
  background: var(--bg-base);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 12px;
  font-size: 13px;
  color: var(--text-primary);
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s ease;
}

.table-toolbar input:focus,
.table-toolbar select:focus {
  border-color: var(--accent-cyan);
}

.table-toolbar input::placeholder {
  color: var(--text-dim);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

thead th {
  text-align: left;
  padding: 10px 16px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

/* ---- Badges ---- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-active {
  background: var(--accent-green-dim);
  color: var(--accent-green);
}

.badge-inactive {
  background: rgba(100, 116, 139, 0.15);
  color: var(--text-muted);
}

.badge-banned {
  background: var(--accent-red-dim);
  color: var(--accent-red);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-muted);
}

.btn-ghost:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.btn-danger {
  background: transparent;
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--accent-red);
}

.btn-danger:hover {
  background: var(--accent-red-dim);
}

.btn-primary {
  background: var(--accent-cyan);
  color: #000;
  font-weight: 600;
}

.btn-primary:hover {
  opacity: 0.9;
}

/* ---- Pagination ---- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-muted);
}

.pagination-buttons {
  display: flex;
  gap: 6px;
}

/* ---- Loading / Empty ---- */
.loading-row td {
  text-align: center;
  padding: 40px 16px;
  color: var(--text-muted);
}

.empty-state {
  text-align: center;
  padding: 48px 16px;
  color: var(--text-muted);
}

.empty-state svg {
  margin-bottom: 12px;
  opacity: 0.4;
}

.empty-state p {
  margin: 0;
  font-size: 13px;
}

/* ---- Spinner ---- */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---- Confirm Modal ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s ease, visibility 0.15s ease;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-box {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  width: 100%;
  max-width: 400px;
  transform: translateY(8px);
  transition: transform 0.15s ease;
}

.modal-overlay.open .modal-box {
  transform: translateY(0);
}

.modal-box h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 8px;
}

.modal-box p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0 0 20px;
}

.modal-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

/* ---- Responsive ---- */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
    padding: 20px 16px;
  }

  .mobile-menu-btn {
    display: block;
  }

  .table-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* ---- Toast ---- */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 13px;
  min-width: 260px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  animation: toast-in 0.2s ease;
}

.toast.toast-error { border-color: rgba(239, 68, 68, 0.4); }
.toast.toast-success { border-color: rgba(34, 197, 94, 0.4); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Truncate ---- */
.truncate {
  max-width: 200px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-hover);
}