/* ==============================================================
   Gateway Admin — design tokens + utilities
   Layered on top of Bootstrap 5.3. Tokens are global; per-view
   classes are opt-in (.data-card, .data-table, .status-badge, ...).
   ============================================================== */

:root {
  /* Neutral (slate) */
  --c-gray-50:  #f8fafc;
  --c-gray-100: #f1f5f9;
  --c-gray-200: #e2e8f0;
  --c-gray-300: #cbd5e1;
  --c-gray-400: #94a3b8;
  --c-gray-500: #64748b;
  --c-gray-600: #475569;
  --c-gray-700: #334155;
  --c-gray-800: #1e293b;
  --c-gray-900: #0f172a;

  /* Accent + semantic */
  --c-primary:    #2563eb;
  --c-primary-600: #1d4ed8;
  --c-primary-50: #eff6ff;
  --c-success:    #16a34a;
  --c-success-50: #f0fdf4;
  --c-warning:    #d97706;
  --c-warning-50: #fffbeb;
  --c-danger:     #dc2626;
  --c-danger-50:  #fef2f2;

  /* Surface */
  --c-bg:          #f8fafc;
  --c-surface:     #ffffff;
  --c-border:      #e2e8f0;
  --c-text:        #0f172a;
  --c-text-muted:  #64748b;

  /* Type */
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, .04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);
}

/* Bootstrap 5.3 semantic-variable overrides */
:root,
[data-bs-theme=light] {
  --bs-primary: var(--c-primary);
  --bs-primary-rgb: 37, 99, 235;
  --bs-success: var(--c-success);
  --bs-danger:  var(--c-danger);
  --bs-warning: var(--c-warning);
  --bs-body-bg: var(--c-bg);
  --bs-body-color: var(--c-text);
  --bs-border-color: var(--c-border);
  --bs-body-font-family: var(--font-body);
}

body {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}

pre { font-size: 0.8125rem; }

/* ---------- Content container (shared chrome) ---------- */
.content-container {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin: 1rem 0 2rem;
  box-shadow: var(--shadow-xs);
}
@media (max-width: 576px) {
  .content-container {
    padding: 1rem;
    margin: 0.75rem 0 1.5rem;
    border-radius: var(--radius-md);
  }
}

/* ---------- Page header ---------- */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.page-header__text { min-width: 0; }
.page-title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0;
}
.page-subtitle {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  margin: 0.25rem 0 0;
}
.page-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* ---------- Surface card ---------- */
/* Sits inside .content-container — subtle border only, no shadow/bg change. */
.data-card {
  background: transparent;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.data-card__toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.625rem 0.875rem;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-gray-50);
}
.data-card__toolbar-actions {
  display: flex;
  gap: 0.5rem;
}
.data-card__body { padding: 1rem 1.25rem; }

.section-heading {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin: 0 0 0.625rem;
}

/* ---------- Table surface boundary ----------
   Any .table-responsive that's NOT already inside a Bootstrap .card or .data-card
   gets its own border + radius so the table reads as a distinct region on the page.
   The :where() negation keeps specificity low so a consuming view can override. */
.table-responsive:not(:where(.card .table-responsive, .data-card .table-responsive)) {
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--c-surface);
}

/* ---------- Section divider ----------
   When a .section-heading follows any other element, show a thin rule above it
   so consecutive sections are visually separated. The first heading in a
   container (no preceding sibling) still renders flush. */
* + .section-heading {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--c-border);
}

/* ---------- Table ---------- */
.data-table { margin: 0; }
.data-table > :not(caption) > * > * { background: transparent; }
.data-table thead th {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  background: var(--c-gray-50);
  border-bottom: 1px solid var(--c-border);
  padding: 0.625rem 0.875rem;
  white-space: nowrap;
}
.data-table tbody td {
  padding: 0.75rem 0.875rem;
  border-bottom: 1px solid var(--c-border);
  vertical-align: middle;
  font-size: 0.8125rem;
}
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr { transition: background .12s; }
.data-table tbody tr:hover { background: var(--c-gray-50); }
.data-table .col-num { text-align: right; font-variant-numeric: tabular-nums; }
.data-table .col-actions { text-align: right; width: 1%; white-space: nowrap; }

/* Group of inline buttons inside a table cell — keeps them on one line
   with consistent spacing, no wrapping. */
.btn-row {
  display: inline-flex;
  gap: 0.375rem;
  flex-wrap: nowrap;
  white-space: nowrap;
  vertical-align: middle;
}

/* ---------- Status badge (pill + dot) ---------- */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.125rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1.25rem;
  border-radius: 999px;
  border: 1px solid transparent;
}
.status-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.status-badge--active   { color: var(--c-success); background: var(--c-success-50); border-color: rgba(22,163,74,0.2); }
.status-badge--inactive { color: var(--c-gray-500); background: var(--c-gray-100); border-color: var(--c-gray-200); }
.status-badge--info     { color: var(--c-primary); background: var(--c-primary-50); border-color: rgba(37,99,235,0.2); }
.status-badge--warning  { color: var(--c-warning); background: var(--c-warning-50); border-color: rgba(217,119,6,0.2); }
.status-badge--danger   { color: var(--c-danger);  background: var(--c-danger-50);  border-color: rgba(220,38,38,0.2); }
.status-badge--neutral  { color: var(--c-gray-700); background: var(--c-gray-100); border-color: var(--c-gray-200); }

/* ---------- Helpers ---------- */
.muted { color: var(--c-text-muted); }
.mono  { font-family: var(--font-mono); font-size: 0.8125rem; }

.empty-state {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--c-text-muted);
  font-size: 0.875rem;
}

.search-input {
  width: 280px;
  max-width: 100%;
}

/* ---------- Buttons ---------- */
.btn {
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  padding: 0.375rem 0.75rem;
  transition: background .12s, border-color .12s, color .12s, box-shadow .12s;
}
.btn-sm { font-size: 0.75rem; padding: 0.3rem 0.6rem; }
.btn-primary {
  background: var(--c-primary);
  border-color: var(--c-primary);
}
.btn-primary:hover,
.btn-primary:focus { background: var(--c-primary-600); border-color: var(--c-primary-600); }
.btn-outline-secondary {
  color: var(--c-gray-700);
  border-color: var(--c-border);
  background: var(--c-surface);
}
.btn-outline-secondary:hover {
  background: var(--c-gray-50);
  border-color: var(--c-gray-300);
  color: var(--c-gray-900);
}
.btn-outline-primary {
  color: var(--c-primary);
  border-color: var(--c-primary);
  background: transparent;
}
.btn-outline-primary:hover { background: var(--c-primary-50); color: var(--c-primary-600); }

/* ---------- Forms ---------- */
.form-label-sm {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--c-text-muted);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}
.form-control,
.form-select {
  background-color: var(--c-surface);
  border-color: var(--c-border);
  color: var(--c-text);
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}
.form-control:focus,
.form-select:focus {
  background-color: var(--c-surface);
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}
/* Readonly / disabled — silver background signals "not editable" */
.form-control:disabled,
.form-control[readonly],
.form-select:disabled,
.form-select[readonly] {
  background-color: var(--c-gray-100);
  color: var(--c-text-muted);
  cursor: not-allowed;
  opacity: 1; /* override Bootstrap's opacity dimming; the gray fill already conveys the state */
}
.form-check-input:checked {
  background-color: var(--c-primary);
  border-color: var(--c-primary);
}

/* ---------- Pagination ---------- */
.pagination .page-link {
  color: var(--c-gray-700);
  border-color: var(--c-border);
  font-size: 0.75rem;
  padding: 0.25rem 0.55rem;
}
.pagination .page-link:hover {
  background-color: var(--c-gray-50);
  color: var(--c-primary);
  border-color: var(--c-border);
}
.pagination .page-item.active .page-link {
  background-color: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
}
.pagination .page-item.disabled .page-link {
  color: var(--c-gray-400);
}

/* Legacy Bootstrap card inside content-container — lighter treatment */
.content-container .card {
  border-color: var(--c-border);
  box-shadow: none;
}

/* Filter labels in legacy Bootstrap .form-label match token muted style */
.form-label.form-label-sm {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--c-text-muted);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

/* ---------- Navbar polish ---------- */
.navbar-dark.bg-dark {
  background-color: var(--c-gray-900) !important;
  border-bottom: 1px solid var(--c-gray-800);
  padding: 0.5rem 0;
}
.navbar-brand {
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  color: #fff !important;
}
.navbar-dark .navbar-nav .nav-link {
  color: var(--c-gray-400);
  font-size: 0.8125rem;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-sm);
  margin: 0 0.125rem;
  transition: background .12s, color .12s;
}
.navbar-dark .navbar-nav .nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.06);
}
.navbar-dark .navbar-nav .nav-link.active {
  color: #fff;
  background: rgba(255,255,255,0.1);
  font-weight: 500;
}
.navbar .navbar-text {
  font-size: 0.8125rem;
  color: var(--c-gray-400) !important;
}
.navbar .btn-outline-light {
  color: var(--c-gray-200);
  border-color: rgba(255,255,255,0.2);
  font-size: 0.75rem;
}
.navbar .btn-outline-light:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.3);
}

/* Timezone select in navbar (dark chrome) */
.navbar-tz-select {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 0.75rem;
  width: auto;
  min-width: 170px;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
}
.navbar-tz-select:focus {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  color: #fff;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.12);
}
.navbar-tz-select option {
  background: var(--c-surface);
  color: var(--c-text);
}

/* ---------- Info-card helper (for detail pages) ---------- */
.info-col {
  margin-bottom: 0.75rem;
}
.info-col__label {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--c-text-muted);
  margin-bottom: 0.125rem;
}
.info-col__value {
  font-size: 0.8125rem;
  color: var(--c-text);
  word-break: break-word;
}

/* Preformatted content (JSON viewers) */
.code-block {
  background: var(--c-gray-50);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  white-space: pre-wrap;
  word-break: break-all;
  color: var(--c-gray-800);
  max-height: 30vh;
  overflow: auto;
}

/* Plain (non-Bootstrap) standalone page helper — for Login/AccessDenied */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-bg);
  padding: 1rem;
}
.auth-card {
  width: 100%;
  max-width: 360px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 2rem;
}
.auth-card h1 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
  color: var(--c-text);
  letter-spacing: -0.01em;
}
.auth-card .auth-subtitle {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
  margin: 0 0 1.5rem;
}
.auth-card label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--c-text-muted);
  margin: 0 0 0.25rem;
}
.auth-card input[type=text],
.auth-card input[type=password],
.auth-card button[type=submit] {
  box-sizing: border-box;
  width: 100%;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-family: inherit;
}
.auth-card input[type=text],
.auth-card input[type=password] {
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: var(--c-text);
  margin: 0 0 1rem;
}
.auth-card input:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}
.auth-card button[type=submit] {
  background: var(--c-primary);
  color: #fff;
  border: 1px solid var(--c-primary);
  font-weight: 500;
  cursor: pointer;
  transition: background .12s, border-color .12s;
}
.auth-card button[type=submit]:hover { background: var(--c-primary-600); }
.auth-card .auth-error {
  color: var(--c-danger);
  font-size: 0.8125rem;
  margin: 0 0 1rem;
  padding: 0.5rem 0.625rem;
  background: var(--c-danger-50);
  border: 1px solid rgba(220,38,38,0.2);
  border-radius: var(--radius-sm);
}
.auth-card .auth-field-error {
  color: var(--c-danger);
  font-size: 0.75rem;
  margin: -0.75rem 0 0.75rem;
}
.auth-card .auth-link {
  color: var(--c-primary);
  text-decoration: none;
  font-size: 0.8125rem;
}
.auth-card .auth-link:hover { text-decoration: underline; }