/* =========================================================
   Pelago — Design System
   Reference: quickium.com aesthetic
   Light mode only. Custom CSS, no frameworks.
   ========================================================= */

/* ---------------------------------------------------------
   1. Design tokens (CSS custom properties)
   --------------------------------------------------------- */
:root {
  /* Colours */
  --color-bg:          #ffffff;
  --color-surface:     #f5f7fa;
  --color-border:      #e5e7eb;

  --color-text-heading: #1a1a2e;
  --color-text-body:    #4a4a68;
  --color-text-muted:   #6b7280;

  --color-primary:      #2563eb;
  --color-primary-hover:#1d4ed8;
  --color-primary-light:#eff6ff;

  --color-success:      #16a34a;
  --color-success-bg:   #f0fdf4;
  --color-danger:       #dc2626;
  --color-danger-bg:    #fef2f2;
  --color-warning:      #f59e0b;
  --color-warning-bg:   #fffbeb;
  --color-info-bg:      #eff6ff;

  /* Sidebar */
  --sidebar-bg:         #1a1a2e;
  --sidebar-text:       #a0aec0;
  --sidebar-text-hover: #ffffff;
  --sidebar-active-bg:  rgba(37, 99, 235, 0.15);
  --sidebar-active-text:#60a5fa;
  --sidebar-width:      240px;

  /* Spacing (4px base) */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-6:  24px;
  --space-8:  32px;
  --space-12: 48px;
  --space-16: 64px;

  /* Radius */
  --radius-card:   8px;
  --radius-btn:    6px;
  --radius-tag:    4px;
  --radius-pill:   9999px;

  /* Shadows */
  --shadow-card:   0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-modal:  0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg:     0 8px 24px rgba(0, 0, 0, 0.12);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Oxygen, Ubuntu, sans-serif;
  --font-size-xs:   12px;
  --font-size-sm:   14px;
  --font-size-base: 15px;
  --font-size-md:   16px;
  --font-size-lg:   19px;
  --font-size-xl:   23px;
  --font-size-2xl:  29px;
  --font-size-3xl:  38px;

  /* Layout */
  --content-max-width: 1140px;
  --header-height:     64px;

  /* Transitions */
  --transition-fast: 120ms ease;
  --transition-base: 200ms ease;
}

/* ---------------------------------------------------------
   1b. Dark theme overrides
   --------------------------------------------------------- */
[data-theme="dark"] {
  --color-bg:           #0f1117;
  --color-surface:      #1a1d2e;
  --color-border:       #2d3148;

  --color-text-heading: #f1f5f9;
  --color-text-body:    #cbd5e1;
  --color-text-muted:   #8b95a8;

  --color-primary:      #3b82f6;
  --color-primary-hover:#2563eb;
  --color-primary-light:#1e3a5f;

  --color-success:      #22c55e;
  --color-success-bg:   #052e16;
  --color-danger:       #ef4444;
  --color-danger-bg:    #2d0a0a;
  --color-warning:      #f59e0b;
  --color-warning-bg:   #1c1200;
  --color-info-bg:      #1e3a5f;

  --shadow-card:  0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-modal: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg:    0 8px 24px rgba(0, 0, 0, 0.5);
}

/* Hardcoded-color overrides that can't be covered by tokens alone */
[data-theme="dark"] .status-tag--monitor {
  background-color: #2d1f00;
  color: #fbbf24;
}

[data-theme="dark"] .notice--info  { color: #93c5fd; }
[data-theme="dark"] .notice--warning { color: #fbbf24; }

[data-theme="dark"] .alert-success  { color: #4ade80; }
[data-theme="dark"] .alert-warning  { color: #fbbf24; }

[data-theme="dark"] .message-success,
[data-theme="dark"] .message-messages-success { color: #4ade80; }
[data-theme="dark"] .message-warning,
[data-theme="dark"] .message-messages-warning { color: #fbbf24; }
[data-theme="dark"] .message-info,
[data-theme="dark"] .message-messages-info    { color: #93c5fd; }

[data-theme="dark"] .form-input:hover { border-color: #3d4460; }

[data-theme="dark"] .provider-icon--openai {
  background: #022c22; color: #4ade80; border-color: #065f46;
}
[data-theme="dark"] .provider-icon--anthropic {
  background: #1c1200; color: #fbbf24; border-color: #92400e;
}
[data-theme="dark"] .provider-icon--custom {
  background: #1e3a5f; color: #93c5fd; border-color: #1d4ed8;
}

/* ---------------------------------------------------------
   Theme toggle button
   --------------------------------------------------------- */
.theme-toggle {
  position: fixed;
  top: 16px;
  right: 24px;
  z-index: 200;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: background var(--transition-fast), color var(--transition-fast),
    border-color var(--transition-fast), box-shadow var(--transition-fast);
  padding: 0;
}

.theme-toggle:hover {
  color: var(--color-text-heading);
  background: var(--color-surface);
  box-shadow: var(--shadow-modal);
}

.theme-icon-sun  { display: none; }
.theme-icon-moon { display: block; }

[data-theme="dark"] .theme-icon-sun  { display: block; }
[data-theme="dark"] .theme-icon-moon { display: none; }

/* ---------------------------------------------------------
   2. Reset & base
   --------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 400;
  color: var(--color-text-body);
  background-color: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

img,
svg {
  display: block;
}

ul, ol {
  list-style: none;
}

button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ---------------------------------------------------------
   3. App layout (sidebar + main)
   --------------------------------------------------------- */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* ---------------------------------------------------------
   4. Sidebar
   --------------------------------------------------------- */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  z-index: 100;
  flex-shrink: 0;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-4) var(--space-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar-logo {
  width: 160px;
  height: auto;
  display: block;
}

.sidebar-brand-name {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-4) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.sidebar-nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-6);
  color: var(--sidebar-text);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-decoration: none;
  border-radius: 0;
  transition: background var(--transition-fast), color var(--transition-fast);
  border-left: 3px solid transparent;
}

.sidebar-nav-link:hover {
  color: var(--sidebar-text-hover);
  background: rgba(255, 255, 255, 0.05);
  text-decoration: none;
}

.sidebar-nav-link.active {
  color: var(--sidebar-active-text);
  background: var(--sidebar-active-bg);
  border-left-color: var(--color-primary);
}

.sidebar-nav-icon {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  opacity: 0.75;
}

.sidebar-nav-link.active .sidebar-nav-icon,
.sidebar-nav-link:hover .sidebar-nav-icon {
  opacity: 1;
}

.sidebar-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.sidebar-user {
  font-size: var(--font-size-sm);
  color: var(--sidebar-text);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-logout {
  font-size: var(--font-size-xs);
  color: var(--sidebar-text);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-fast);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
}

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

/* ---------------------------------------------------------
   5. Main content area
   --------------------------------------------------------- */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
}

.content-wrapper {
  max-width: var(--content-max-width);
  width: 100%;
  margin: 0 auto;
  padding: var(--space-8) var(--space-8);
}

/* ---------------------------------------------------------
   6. Auth layout (login / setup / setup_complete)
   --------------------------------------------------------- */
.auth-layout {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  padding: var(--space-8) var(--space-4);
}

.auth-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-modal);
  padding: var(--space-12) var(--space-8);
  width: 100%;
  max-width: 400px;
}

.auth-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-8);
  background: #0f1e30;
  border-radius: var(--radius-card);
  padding: var(--space-6) var(--space-8);
}

.auth-logo {
  width: 180px;
  height: auto;
  display: block;
}

.auth-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: var(--space-2);
  text-align: center;
}

.auth-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-align: center;
  margin-bottom: var(--space-6);
  line-height: 1.5;
}

.auth-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  line-height: 1.5;
  text-align: center;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* ---------------------------------------------------------
   7. Page header
   --------------------------------------------------------- */
.page-header {
  margin-bottom: var(--space-8);
}

.page-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-text-heading);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.page-subtitle {
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ---------------------------------------------------------
   8. Section
   --------------------------------------------------------- */
.section {
  margin-top: var(--space-8);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-heading);
}

/* ---------------------------------------------------------
   9. Card component
   --------------------------------------------------------- */
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: var(--space-6);
}

.card-section-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-2);
}

.card-section-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

/* ---------------------------------------------------------
   9b. Card header / shared card utilities
   --------------------------------------------------------- */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.card-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-heading);
}

.card-link {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}

.card-link:hover {
  text-decoration: underline;
}

.card-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-4) 0;
}

/* ---------------------------------------------------------
   10. Metric cards grid
   --------------------------------------------------------- */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.metric-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: var(--space-6);
  border-top: 3px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

.metric-card:hover {
  box-shadow: var(--shadow-modal);
}

.metric-card--danger {
  border-top-color: var(--color-danger);
}

.metric-card--success {
  border-top-color: var(--color-success);
}

.metric-card--primary {
  border-top-color: var(--color-primary);
}

.metric-unit {
  font-size: var(--font-size-lg);
  font-weight: 400;
  color: var(--color-text-muted);
  margin-left: 2px;
}

.metric-card-label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-2);
}

.metric-card-value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-text-heading);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.metric-card-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ---------------------------------------------------------
   11. Data table
   --------------------------------------------------------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
  table-layout: fixed;
}

.data-table thead th {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.data-table tbody td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-body);
  vertical-align: middle;
}

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

.data-table tbody tr {
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
  background: var(--color-surface);
  cursor: default;
}

.data-table tbody tr[data-clickable]:hover {
  cursor: pointer;
}

.guardrail-name {
  display: block;
  font-weight: 500;
  color: var(--color-text-heading);
}

.guardrail-type-hint {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', monospace;
}

/* ---------------------------------------------------------
   12. Status tags
   --------------------------------------------------------- */
.status-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* Request status */
.status-tag--blocked,
.status-tag[data-status="blocked"] {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.status-tag--allowed,
.status-tag[data-status="allowed"] {
  background: var(--color-success-bg);
  color: var(--color-success);
}

/* Guardrail active/inactive */
.status-tag--active {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.status-tag--inactive {
  background: var(--color-surface);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

/* Status tag for monitor mode */
.status-tag--monitor {
  background-color: #fef3c7;
  color: #92400e;
}

/* Mode selector (guardrails page) */
.mode-selector {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  overflow: hidden;
}
.mode-btn {
  padding: 4px 12px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  border: none;
  background: var(--color-bg);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.mode-btn:not(:last-child) {
  border-right: 1px solid var(--color-border);
}
.mode-btn:hover {
  background: var(--color-surface);
}
.mode-btn--selected {
  color: #fff;
  font-weight: 600;
}
.mode-btn--selected[data-mode="active"] {
  background: var(--color-success);
}
.mode-btn--selected[data-mode="monitor"] {
  background: var(--color-warning);
}
.mode-btn--selected[data-mode="disabled"] {
  background: var(--color-text-muted);
}

/* ---------------------------------------------------------
   13. Form inputs
   --------------------------------------------------------- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-body);
}

.form-input,
input[type="text"].form-input,
input[type="password"].form-input,
input[type="number"].form-input,
input[type="email"].form-input,
select.form-input,
textarea.form-input {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  color: var(--color-text-heading);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  line-height: 1.5;
}

.form-input:hover {
  border-color: #d1d5db;
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

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

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.form-field-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  font-weight: 500;
}

.form-error-banner {
  padding: var(--space-3) var(--space-4);
  background: var(--color-danger-bg);
  border: 1px solid rgba(220, 38, 38, 0.2);
  border-radius: var(--radius-card);
  font-size: var(--font-size-sm);
  color: var(--color-danger);
  font-weight: 500;
}

.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-2);
}

/* ---------------------------------------------------------
   14. Buttons
   --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 24px;
  font-size: var(--font-size-base);
  font-weight: 600;
  font-family: var(--font-family);
  border: none;
  border-radius: var(--radius-btn);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast),
    box-shadow var(--transition-fast), transform var(--transition-fast);
  line-height: 1;
  letter-spacing: -0.005em;
}

.btn:hover {
  text-decoration: none;
}

.btn:active {
  transform: translateY(1px);
}

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

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

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

.btn-secondary:hover {
  background: var(--color-surface);
  color: var(--color-text-heading);
}

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

.btn-danger:hover {
  background: #b91c1c;
  color: #ffffff;
}

.btn-sm {
  padding: 6px 14px;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-tag);
}

.btn-block {
  width: 100%;
}

/* ---------------------------------------------------------
   15. Toggle switch
   --------------------------------------------------------- */
.toggle-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  flex-shrink: 0;
}

.toggle-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.toggle-slider {
  position: relative;
  display: block;
  width: 44px;
  height: 24px;
  background: var(--color-border);
  border-radius: var(--radius-pill);
  transition: background var(--transition-base);
}

.toggle-slider::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  transition: transform var(--transition-base);
}

.toggle-input:checked + .toggle-slider {
  background: var(--color-primary);
}

.toggle-input:checked + .toggle-slider::after {
  transform: translateX(20px);
}

.toggle-input:focus + .toggle-slider {
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

/* ---------------------------------------------------------
   16. Guardrail cards
   --------------------------------------------------------- */
.guardrail-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.guardrail-card {
  transition: box-shadow var(--transition-base);
}

.guardrail-card:hover {
  box-shadow: var(--shadow-modal);
}

.guardrail-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.guardrail-card-info {
  flex: 1;
  min-width: 0;
}

.guardrail-card-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-1);
}

.guardrail-card-type {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 1px var(--space-2);
  border-radius: var(--radius-tag);
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', monospace;
}

.guardrail-card-controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.guardrail-card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.guardrail-card-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-3);
}

/* ---------------------------------------------------------
   17. Notices and alerts
   --------------------------------------------------------- */
.notice {
  padding: var(--space-4);
  border-radius: var(--radius-card);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  margin-bottom: var(--space-6);
  border: 1px solid transparent;
}

.notice--info {
  background: var(--color-info-bg);
  border-color: rgba(37, 99, 235, 0.2);
  color: #1e40af;
}

.notice--warning {
  background: var(--color-warning-bg);
  border-color: rgba(245, 158, 11, 0.3);
  color: #92400e;
}

.alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-card);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-6);
  border: 1px solid transparent;
  line-height: 1.5;
}

.alert-success {
  background: var(--color-success-bg);
  border-color: rgba(22, 163, 74, 0.2);
  color: #15803d;
}

.alert-warning {
  background: var(--color-warning-bg);
  border-color: rgba(245, 158, 11, 0.3);
  color: #92400e;
}

.alert-danger {
  background: var(--color-danger-bg);
  border-color: rgba(220, 38, 38, 0.2);
  color: var(--color-danger);
}

/* ---------------------------------------------------------
   18. Messages (Django messages framework)
   --------------------------------------------------------- */
.messages-container {
  margin-bottom: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.message {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-card);
  font-size: var(--font-size-sm);
  border: 1px solid transparent;
}

.message-success,
.message-messages-success {
  background: var(--color-success-bg);
  border-color: rgba(22, 163, 74, 0.2);
  color: #15803d;
}

.message-error,
.message-messages-error {
  background: var(--color-danger-bg);
  border-color: rgba(220, 38, 38, 0.2);
  color: var(--color-danger);
}

.message-warning,
.message-messages-warning {
  background: var(--color-warning-bg);
  border-color: rgba(245, 158, 11, 0.3);
  color: #92400e;
}

.message-info,
.message-messages-info {
  background: var(--color-info-bg);
  border-color: rgba(37, 99, 235, 0.2);
  color: #1e40af;
}

/* ---------------------------------------------------------
   19. API key box (setup complete)
   --------------------------------------------------------- */
.api-key-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}

.api-key-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-2);
}

.api-key-value {
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', monospace;
  font-size: var(--font-size-sm);
  color: var(--color-text-heading);
  word-break: break-all;
  margin-bottom: var(--space-3);
  line-height: 1.6;
}

.api-key-copy {
  width: 100%;
}

/* ---------------------------------------------------------
   20. Code / pre blocks
   --------------------------------------------------------- */
code {
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', monospace;
  font-size: 0.9em;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 1px 5px;
  border-radius: var(--radius-tag);
  color: var(--color-text-heading);
}

pre {
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', monospace;
  font-size: var(--font-size-sm);
  background: #0f172a;
  color: #e2e8f0;
  padding: var(--space-4);
  border-radius: var(--radius-card);
  overflow-x: auto;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: inherit;
}

/* ---------------------------------------------------------
   21. Settings — tabs, cards, flow diagram
   --------------------------------------------------------- */
.settings-card {
  max-width: 640px;
}

.settings-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* Settings tabs */
.settings-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0;
}

.settings-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.settings-tab:hover {
  color: var(--color-text-heading);
}

.settings-tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.settings-tab svg {
  opacity: 0.6;
}

.settings-tab.active svg {
  opacity: 1;
}

/* Tab panels */
.settings-tab-panel {
  display: none;
}

.settings-tab-panel.active {
  display: block;
}

/* Flow diagram */
.flow-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  padding: var(--space-6) var(--space-4);
}

.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-4) var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-surface);
  min-width: 140px;
  max-width: 180px;
}

.flow-step--highlight {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.08);
}

.flow-step-icon {
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.flow-step--highlight .flow-step-icon {
  color: var(--color-primary);
}

.flow-step-label {
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-text-heading);
  margin-bottom: 4px;
}

.flow-step-detail {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.4;
}

.flow-arrow {
  font-size: 20px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

/* ---------------------------------------------------------
   21b. API Key management
   --------------------------------------------------------- */
.api-key-create-form {
  max-width: 400px;
}

.api-key-reveal-card {
  margin-bottom: var(--space-6);
  border-color: var(--color-success);
  border-left: 4px solid var(--color-success);
}

.api-key-reveal-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-success);
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.api-key-reveal-warning {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  font-weight: 500;
  margin-bottom: var(--space-3);
}

.api-key-reveal-value {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  padding: var(--space-3) var(--space-4);
}

.api-key-reveal-value code {
  font-size: var(--font-size-sm);
  word-break: break-all;
  flex: 1;
  background: transparent;
  border: none;
  padding: 0;
  color: var(--color-text-heading);
}

.api-key-name {
  font-weight: 500;
  color: var(--color-text-heading);
}

.api-key-prefix {
  font-size: var(--font-size-sm);
}

.api-key-actions {
  text-align: right;
  white-space: nowrap;
}

.api-key-actions form {
  margin-left: 4px;
}

.card-header-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  font-weight: 600;
  border: 1px solid var(--color-border);
}

/* Small buttons */
.btn-sm {
  padding: 4px 12px;
  font-size: var(--font-size-xs);
}

/* Danger button */
.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px var(--space-6);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border-color: rgba(220, 38, 38, 0.2);
}

.btn-danger:hover {
  background: var(--color-danger);
  color: #ffffff;
}

.btn-danger.btn-sm {
  padding: 4px 12px;
  font-size: var(--font-size-xs);
}

/* Form field error */
.form-field-error {
  color: var(--color-danger);
  font-size: var(--font-size-xs);
  margin-top: 4px;
}

@media (max-width: 768px) {
  .flow-diagram {
    flex-direction: column;
  }
  .flow-arrow {
    transform: rotate(90deg);
  }
}

/* ---------------------------------------------------------
   22. Log detail side panel
   --------------------------------------------------------- */
.detail-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.detail-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.detail-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 480px;
  max-width: 95vw;
  height: 100vh;
  background: var(--color-bg);
  box-shadow: var(--shadow-lg);
  z-index: 201;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.detail-panel.open {
  transform: translateX(0);
}

.detail-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.detail-panel-title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-heading);
}

.detail-panel-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  background: none;
  cursor: pointer;
  border-radius: var(--radius-tag);
  color: var(--color-text-muted);
  transition: background var(--transition-fast), color var(--transition-fast);
  font-size: 18px;
  line-height: 1;
}

.detail-panel-close:hover {
  background: var(--color-surface);
  color: var(--color-text-heading);
}

.detail-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.detail-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.detail-field-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.detail-field-value {
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
}

/* ---------------------------------------------------------
   23. Filter buttons (log list)
   --------------------------------------------------------- */
.filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-radius: var(--radius-btn);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text-body);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast),
    border-color var(--transition-fast);
  display: inline-flex;
  align-items: center;
}

.filter-btn:hover {
  background: var(--color-surface);
  color: var(--color-text-heading);
  text-decoration: none;
}

.filter-btn.active,
.filter-btn[aria-pressed="true"] {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: rgba(37, 99, 235, 0.3);
  font-weight: 600;
}

/* ---------------------------------------------------------
   23b. Prompt preview (log table)
   --------------------------------------------------------- */
.prompt-preview {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: 'SF Mono', 'Fira Code', 'Fira Mono', monospace;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ---------------------------------------------------------
   24. Empty state
   --------------------------------------------------------- */
.empty-state {
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--space-12) var(--space-6);
  font-size: var(--font-size-sm);
}

/* ---------------------------------------------------------
   25. Error page
   --------------------------------------------------------- */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  padding: var(--space-8) var(--space-4);
  text-align: center;
}

.error-page-inner {
  max-width: 480px;
}

.error-code {
  font-size: 72px;
  font-weight: 700;
  color: var(--color-border);
  line-height: 1;
  margin-bottom: var(--space-4);
  letter-spacing: -0.04em;
}

.error-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-3);
}

.error-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-8);
}

/* ---------------------------------------------------------
   26. Dashboard two-column layout
   --------------------------------------------------------- */
.dashboard-row {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-6);
  align-items: start;
}

.dashboard-col {
  min-width: 0;
}

.dashboard-col--wide {
  /* takes up the 1fr slot */
}

/* ---------------------------------------------------------
   27. Bar chart (7-day)
   --------------------------------------------------------- */
.chart-legend {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.legend-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 4px;
}

.legend-dot--allowed { background: var(--color-success); }
.legend-dot--blocked { background: var(--color-danger); }

.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: var(--space-3);
  height: 140px;
  padding-bottom: 28px; /* space for labels */
  position: relative;
}

.bar-chart-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  position: relative;
}

.bar-chart-bars {
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column-reverse;
  align-items: stretch;
  gap: 2px;
  min-height: 0;
}

.bar {
  width: 100%;
  border-radius: 3px 3px 0 0;
  min-height: 3px;
  transition: opacity var(--transition-fast);
}

.bar:hover { opacity: 0.8; }

.bar--allowed {
  background: var(--color-success);
  opacity: 0.7;
}

.bar--blocked {
  background: var(--color-danger);
  opacity: 0.8;
}

.bar--empty {
  background: var(--color-border);
  height: 3px !important;
  min-height: 3px;
}

.bar-chart-label {
  position: absolute;
  bottom: -24px;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.bar-chart-total {
  position: absolute;
  bottom: -8px;
  font-size: 10px;
  color: var(--color-text-muted);
  opacity: 0;
}

/* ---------------------------------------------------------
   28. Guardrail ranking (top triggered)
   --------------------------------------------------------- */
.guardrail-ranking {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.guardrail-ranking-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
}

.guardrail-ranking-item:last-child {
  border-bottom: none;
}

.guardrail-ranking-name {
  color: var(--color-text-body);
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: var(--font-size-xs);
}

.guardrail-ranking-count {
  font-weight: 700;
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  background: var(--color-danger-bg);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
}

/* ---------------------------------------------------------
   29. Guardrail status list (compact)
   --------------------------------------------------------- */
.guardrail-status-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.guardrail-status-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
}

.guardrail-status-name {
  flex: 1;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot--active  { background: var(--color-success); }
.status-dot--monitor { background: var(--color-warning); }
.status-dot--inactive { background: var(--color-border); }
/* Legacy aliases */
.status-dot--on  { background: var(--color-success); }
.status-dot--off { background: var(--color-border); }

/* ---------------------------------------------------------
   30. System status panel
   --------------------------------------------------------- */
.system-status-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.system-status-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-sm);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.system-status-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.system-status-label {
  color: var(--color-text-muted);
}

.system-status-value {
  font-weight: 600;
  color: var(--color-text-heading);
}

.status-pill {
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-pill--ok {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.status-pill--err {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

/* ---------------------------------------------------------
   31. Recent log table — compact extras
   --------------------------------------------------------- */
.log-time {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.log-model {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.log-latency {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* ---------------------------------------------------------
   32. Responsive
   --------------------------------------------------------- */
@media (max-width: 1100px) {
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .dashboard-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --sidebar-width: 0px;
  }

  .sidebar {
    display: none;
  }

  .main-content {
    margin-left: 0;
  }

  .content-wrapper {
    padding: var(--space-4);
  }

  .detail-panel {
    width: 100%;
    max-width: 100%;
  }

  .guardrail-card-header {
    flex-direction: column;
    align-items: stretch;
  }

  .guardrail-card-controls {
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  .auth-card {
    padding: var(--space-8) var(--space-6);
  }

  .metrics-grid {
    gap: var(--space-4);
  }
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  margin-top: 8px;
}
.pagination-info {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}
.pagination-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}
.pagination-btn {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-primary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  text-decoration: none;
  transition: all var(--transition-fast);
}
.pagination-btn:hover {
  background: var(--color-surface);
  border-color: var(--color-primary);
}
.pagination-current {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-body);
  padding: 6px 12px;
}
@media (max-width: 600px) {
  .pagination { flex-direction: column; gap: 12px; }
}

/* ── Search bar (logs page) ───────────────────────────────────── */
.search-bar {
  margin-bottom: 16px;
}
.search-bar-fields {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.search-input-group {
  flex: 1;
  min-width: 200px;
}
.search-date-group {
  display: flex;
  align-items: center;
  gap: 8px;
}
.search-date-sep {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}
.search-date-group .form-input {
  width: 160px;
}
@media (max-width: 768px) {
  .search-bar-fields {
    flex-direction: column;
    align-items: stretch;
  }
  .search-input-group {
    min-width: auto;
  }
  .search-date-group .form-input {
    width: auto;
    flex: 1;
  }
}

/* ---------------------------------------------------------
   24. Providers list (Settings → Routing)
   --------------------------------------------------------- */
.providers-card {
  max-width: 880px;
}

.providers-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-6);
  margin-bottom: var(--space-2);
}

.providers-header .card-section-title { margin: 0; }

.providers-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.provider-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-bg);
  transition: border-color var(--transition-fast);
}

.provider-row:hover {
  border-color: rgba(37, 99, 235, 0.3);
}

.provider-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border-radius: var(--radius-btn);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-md);
  color: var(--color-text-body);
  border: 1px solid var(--color-border);
}

.provider-icon--openai    { background: #ecfdf5; color: #065f46; border-color: #d1fae5; }
.provider-icon--anthropic { background: #fef3c7; color: #92400e; border-color: #fde68a; }
.provider-icon--custom    { background: #eff6ff; color: #1d4ed8; border-color: #dbeafe; }

.provider-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.provider-name {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  color: var(--color-text-heading);
  font-size: var(--font-size-base);
}

.provider-url {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.provider-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.provider-actions .btn {
  padding: 6px 14px;
  font-size: var(--font-size-sm);
}

.provider-test-result {
  display: none;
  margin: -6px 0 var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-btn);
  font-size: var(--font-size-sm);
}

.provider-test-result--ok   { background: var(--color-success-bg); color: var(--color-success); }
.provider-test-result--fail { background: var(--color-danger-bg);  color: var(--color-danger);  }

.providers-empty {
  text-align: center;
  padding: var(--space-12) var(--space-6);
  color: var(--color-text-muted);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-card);
}

.providers-empty-title {
  font-weight: 600;
  color: var(--color-text-heading);
  margin-bottom: var(--space-1);
}

.providers-empty-hint { font-size: var(--font-size-sm); }

.provider-hint {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.provider-hint code {
  background: var(--color-surface);
  padding: 1px 6px;
  border-radius: var(--radius-tag);
  font-size: 13px;
}

/* ---------------------------------------------------------
   25. Provider modal
   --------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 26, 46, 0.48);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.modal-overlay.is-open {
  display: flex;
}

.modal-card {
  background: var(--color-bg);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.modal-title {
  margin: 0;
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-heading);
}

.modal-close {
  background: transparent;
  border: none;
  font-size: 24px;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: var(--radius-btn);
}

.modal-close:hover { color: var(--color-text-heading); background: var(--color-surface); }

.modal-body  { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-4); }
.modal-footer {
  padding: var(--space-4) var(--space-6);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: 0 0 var(--radius-card) var(--radius-card);
}

.provider-picker {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.provider-picker-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background: var(--color-bg);
  text-align: left;
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.provider-picker-item:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.provider-picker-item .provider-icon { width: 36px; height: 36px; font-size: 15px; }

.provider-picker-body { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
.provider-picker-name { font-weight: 600; color: var(--color-text-heading); font-size: var(--font-size-sm); }
.provider-picker-desc { font-size: var(--font-size-xs); color: var(--color-text-muted); }

.providers-empty-picker {
  text-align: center;
  padding: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.required-mark {
  color: var(--color-danger);
  margin-left: 2px;
}