/* ============================================
   Caspori Admin Dashboard - Styles
   ============================================ */

:root {
  --primary: #7C3AED;
  --primary-hover: #6D28D9;
  --primary-light: #8B5CF6;
  --bg: #0B0D10;
  --bg-card: #1A1D23;
  --bg-card-hover: #22262E;
  --bg-input: #13151A;
  --border: #2D3039;
  --border-light: #3A3D45;
  --text: #F3F4F6;
  --text-muted: #9CA3AF;
  --text-dim: #6B7280;
  --success: #10B981;
  --warning: #F59E0B;
  --danger: #EF4444;
  --info: #3B82F6;
  --sidebar-width: 240px;
  --mobile-header-height: 56px;
  --radius: 8px;
  --radius-sm: 4px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Layout */

#app {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  grid-template-rows: 1fr;
  min-height: 100vh;
}

.sidebar {
  grid-column: 1;
  grid-row: 1;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--sidebar-width);
  z-index: 100;
  overflow-y: auto;
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.logo-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary-light);
  background: rgba(124, 58, 237, 0.15);
  padding: 2px 8px;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-links {
  list-style: none;
  padding: 12px 8px;
  flex: 1;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s ease;
  margin-bottom: 2px;
}

.nav-link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  color: #fff;
  background: var(--primary);
}

.nav-link svg {
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
}

.btn-logout {
  width: 100%;
  padding: 8px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  transition: all 0.15s ease;
  font-family: inherit;
}

.btn-logout:hover {
  border-color: var(--danger);
  color: var(--danger);
}

.content {
  grid-column: 2;
  grid-row: 1;
  padding: 32px;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  overflow-y: auto;
}

.mobile-header {
  display: none;
}

.sidebar-overlay {
  display: none;
}

/* Login */

.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
}

.login-card h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 4px;
}

.login-card .login-subtitle {
  color: var(--text-muted);
  margin-bottom: 32px;
  font-size: 14px;
}

.login-card .login-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
}

/* Page headers */

.page-header {
  margin-bottom: 28px;
}

.page-header h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 4px;
}

.page-header p {
  color: var(--text-muted);
  font-size: 14px;
}

.page-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* Stats cards */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

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

.stat-card .stat-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 8px;
}

.stat-card .stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
}

.stat-card .stat-change {
  font-size: 12px;
  margin-top: 4px;
}

.stat-change.positive {
  color: var(--success);
}

.stat-change.negative {
  color: var(--danger);
}

/* Cards */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-header h2 {
  font-size: 16px;
  font-weight: 600;
}

.card-header .card-action {
  font-size: 13px;
  color: var(--primary-light);
  text-decoration: none;
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
}

.card-header .card-action:hover {
  text-decoration: underline;
}

/* Tables */

.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

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

thead th {
  text-align: left;
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}

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

tbody tr.clickable {
  cursor: pointer;
}

tbody tr.clickable:hover {
  background: rgba(124, 58, 237, 0.06);
}

/* Badges */

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-active, .badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.badge-inactive, .badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.badge-info {
  background: rgba(59, 130, 246, 0.15);
  color: var(--info);
}

.badge-purple {
  background: rgba(124, 58, 237, 0.15);
  color: var(--primary-light);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.15s ease;
  font-family: inherit;
  line-height: 1.4;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--border-light);
  background: rgba(255, 255, 255, 0.03);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-block {
  display: flex;
  justify-content: center;
  width: 100%;
}

/* Forms */

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 9px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.15s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

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

.form-textarea {
  min-height: 80px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-error {
  color: var(--danger);
  font-size: 13px;
  margin-top: 8px;
}

.form-hint {
  color: var(--text-dim);
  font-size: 12px;
  margin-top: 4px;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.form-check input[type="checkbox"] {
  accent-color: var(--primary);
  width: 16px;
  height: 16px;
}

/* Key-value editor */

.kv-editor {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.kv-row {
  display: grid;
  grid-template-columns: 1fr 1fr 36px;
  gap: 8px;
  align-items: center;
}

.kv-row .btn-remove {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
  padding: 0;
}

.kv-row .btn-remove:hover {
  border-color: var(--danger);
  color: var(--danger);
}

.kv-add {
  align-self: flex-start;
}

/* Pagination */

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  font-size: 13px;
  color: var(--text-muted);
}

.pagination-buttons {
  display: flex;
  gap: 8px;
}

/* Audit log */

.audit-entry {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.audit-entry:last-child {
  border-bottom: none;
}

.audit-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  margin-top: 6px;
  flex-shrink: 0;
}

.audit-text {
  flex: 1;
}

.audit-action {
  font-size: 13px;
  color: var(--text);
}

.audit-meta {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 2px;
}

/* Detail panel */

.detail-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.detail-panel .detail-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.detail-panel .detail-header h2 {
  font-size: 18px;
  font-weight: 600;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.detail-item label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 4px;
}

.detail-item .detail-value {
  font-size: 14px;
  color: var(--text);
}

/* Modal */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 24px;
}

/* Health indicators */

.health-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

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

.health-card .health-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.health-card .health-name {
  font-weight: 600;
  font-size: 14px;
}

.health-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.health-dot.up {
  background: var(--success);
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.4);
}

.health-dot.down {
  background: var(--danger);
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.4);
}

.health-dot.unknown {
  background: var(--text-dim);
}

.health-card .health-url {
  font-size: 12px;
  color: var(--text-dim);
  word-break: break-all;
}

.health-card .health-latency {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Toasts */

.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 13px;
  color: var(--text);
  min-width: 280px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  animation: slideIn 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toast.toast-success {
  border-left: 3px solid var(--success);
}

.toast.toast-error {
  border-left: 3px solid var(--danger);
}

.toast.toast-info {
  border-left: 3px solid var(--info);
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Loading */

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  color: var(--text-muted);
  gap: 10px;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* Empty state */

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

.empty-state p {
  margin-top: 8px;
  font-size: 14px;
}

/* Utility */

.text-muted { color: var(--text-muted); }
.text-dim { color: var(--text-dim); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-primary { color: var(--primary-light); }
.font-mono { font-family: "SF Mono", "Fira Code", "Fira Mono", Menlo, monospace; font-size: 12px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* Responsive */

@media (max-width: 768px) {
  #app {
    grid-template-columns: 1fr;
    grid-template-rows: var(--mobile-header-height) 1fr;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }

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

  .sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 90;
  }

  .sidebar-overlay.visible {
    display: block;
  }

  .mobile-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--mobile-header-height);
    z-index: 80;
  }

  .menu-toggle {
    background: none;
    border: none;
    color: var(--text);
    cursor: pointer;
    padding: 4px;
  }

  .mobile-title {
    font-weight: 600;
    font-size: 16px;
  }

  .content {
    margin-left: 0;
    padding: 16px;
    margin-top: var(--mobile-header-height);
  }

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .page-header-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .detail-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

  .detail-grid {
    grid-template-columns: 1fr;
  }
}

/* Logged out state */

body.logged-out #sidebar,
body.logged-out #mobile-header {
  display: none;
}

body.logged-out .content {
  margin-left: 0;
  margin-top: 0;
  padding: 0;
  grid-column: 1 / -1;
}