/* ═══════════════════════════════════════════
   Admin Suite — 9Captcha v2
   ═══════════════════════════════════════════ */

.admin-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

/* ── Sidebar ── */
.admin-sidebar {
  background: rgba(9, 9, 11, .9);
  border-right: 1px solid var(--border-subtle);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.admin-sidebar .brand-logo {
  margin-bottom: 24px;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.admin-nav-label {
  font-size: .625rem;
  font-weight: 700;
  color: var(--zinc-600);
  text-transform: uppercase;
  letter-spacing: .1em;
  padding: 16px 16px 6px;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  color: var(--zinc-400);
  font-size: .8125rem;
  font-weight: 500;
  transition: all var(--t-fast);
  border: 1px solid transparent;
  cursor: pointer;
}

.admin-nav-item:hover {
  background: rgba(255, 255, 255, .04);
  color: #fff;
}

.admin-nav-item.active {
  background: rgba(139, 92, 246, .08);
  color: var(--accent);
  border-color: rgba(139, 92, 246, .15);
}

.admin-sidebar .mt-auto {
  margin-top: auto;
}

/* ── Main ── */
.admin-main {
  padding: 32px 40px;
  overflow-y: auto;
  max-height: 100vh;
}

.admin-section-header {
  margin-bottom: 32px;
}

.admin-section-header h1 {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

/* ── Stats ── */
.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.admin-stat-card {
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.admin-stat-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--t-smooth);
}

.admin-stat-card:hover::after {
  opacity: 1;
}

.admin-stat-card .label {
  font-size: .6875rem;
  font-weight: 600;
  color: var(--zinc-500);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 8px;
}

.admin-stat-card .value {
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  font-variant-numeric: tabular-nums;
}

/* ── Tables ── */
.admin-table-card {
  padding: 0;
  overflow: hidden;
}

.admin-table-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.admin-table-header h3 {
  font-size: .875rem;
  font-weight: 600;
}

.admin-data-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-data-table th {
  text-align: left;
  padding: 10px 24px;
  font-size: .6875rem;
  font-weight: 600;
  color: var(--zinc-600);
  text-transform: uppercase;
  letter-spacing: .06em;
  background: rgba(0, 0, 0, .2);
}

.admin-data-table td {
  padding: 14px 24px;
  font-size: .8125rem;
  color: var(--zinc-300);
  border-bottom: 1px solid rgba(255, 255, 255, .03);
}

.admin-data-table tr:hover td {
  background: rgba(255, 255, 255, .02);
}

/* ── Two Column Grid ── */
.admin-two-col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 28px;
}

/* ── Settings ── */
.settings-group {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 560px;
}

.settings-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.settings-item label {
  font-size: .8125rem;
  font-weight: 500;
  color: var(--zinc-400);
}

/* ── Danger Zone ── */
.danger-zone {
  margin-top: 32px;
  border: 1px solid rgba(239, 68, 68, .15) !important;
  background: rgba(239, 68, 68, .03) !important;
  padding: 28px;
}

.danger-zone h3 {
  color: #f87171;
}

.btn-danger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(239, 68, 68, .08);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, .2);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: .8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--t-fast);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, .15);
  border-color: rgba(239, 68, 68, .3);
}

.danger-actions {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.danger-action {
  flex: 1;
  min-width: 200px;
}

.danger-action h4 {
  font-size: .8125rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.danger-action p {
  font-size: .75rem;
  color: var(--zinc-500);
  margin-bottom: 12px;
}

/* ── Balance card ── */
.admin-balance-card {
  margin-top: 24px;
  padding: 24px;
}

.admin-balance-card h3 {
  font-size: .9375rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.admin-balance-form {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}

.admin-balance-form .input-group {
  flex: 1;
  min-width: 160px;
}

.admin-balance-status {
  margin-top: 10px;
  font-size: .8125rem;
  display: none;
}

/* Docs page */
.docs-container {
  max-width: 960px;
  margin: 40px auto;
  padding: 0 24px;
}

.docs-header {
  margin-bottom: 40px;
}

.docs-header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -.04em;
  margin-bottom: 12px;
}

.docs-badge {
  display: inline-flex;
  padding: 4px 12px;
  background: rgba(139, 92, 246, .08);
  border: 1px solid rgba(139, 92, 246, .15);
  border-radius: var(--radius-full);
  font-size: .6875rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-card {
  margin-bottom: 20px;
  padding: 28px;
}

.section-card h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-card h2::before {
  content: '';
  width: 3px;
  height: 20px;
  background: var(--accent);
  border-radius: 2px;
}

.endpoint-bar {
  background: rgba(0, 0, 0, .4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: .8125rem;
}

.method {
  font-weight: 700;
  font-size: .6875rem;
  padding: 2px 8px;
  border-radius: 4px;
  text-transform: uppercase;
}

.method-post {
  background: rgba(16, 185, 129, .1);
  color: var(--success);
}

.method-get {
  background: rgba(59, 130, 246, .1);
  color: var(--info);
}

.docs-pre {
  background: #000;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: .8rem;
  line-height: 1.7;
  color: var(--zinc-300);
}

.type-list {
  list-style: none;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.type-tag {
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--border-subtle);
  font-size: .6875rem;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  color: var(--zinc-400);
}

/* ── Responsive ── */
@media (max-width:768px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    position: fixed;
    left: -260px;
    width: 240px;
    z-index: 200;
    transition: left .3s ease;
  }

  .admin-sidebar.open {
    left: 0;
  }

  .admin-main {
    padding: 20px 16px;
  }

  .admin-two-col {
    grid-template-columns: 1fr;
  }
}