/* ── Bridge tokens (map WS vars to the sst- names used in templates) ── */
:root {
  --sst-primary:       var(--accent-deep);      /* #8A3F22 sienna */
  --sst-primary-dark:  #73341B;
  --sst-primary-light: var(--accent-tint);      /* #F4E6DB */
  --sst-success:       var(--secondary);         /* #5A6B47 olive */
  --sst-success-tint:  var(--secondary-tint);   /* #ECEEE0 */
  --sst-danger:        var(--danger);            /* #9E2B2B */
  --sst-warning:       var(--warning);           /* #9A6A14 */
  --sst-border:        var(--line);              /* #EDE2CE */
  --sst-text-muted:    var(--muted);             /* #9C8C74 */
  --sst-font-mono:     var(--font-mono);
  --sst-radius:        var(--radius-md);         /* 8px */
  --sst-radius-lg:     var(--radius-lg);         /* 12px */
  --sst-shadow:        none;                     /* WS uses borders, not shadows */
  --sst-shadow-lg:     var(--shadow-menu);       /* reserved for modals */
  --sst-transition:    0.16s ease-in-out;
}

/* ── Global base ───────────────────────────────────────────── */
body {
  background: var(--paper);
  color: var(--body);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1;
}

footer {
  margin-top: auto;
  border-top: 1px solid var(--line);
  background: var(--surface);
}

/* ── Bootstrap page-bg override ────────────────────────────── */
.bg-light { background: var(--surface) !important; }
.bg-white { background: var(--surface) !important; }
.container { background: transparent; }

/* ── Typography overrides ──────────────────────────────────── */
h1, h2, h3, .display-4, .display-5 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
}
h4, h5, h6 { font-family: var(--font-sans); }
.lead { color: var(--body); }
.text-muted { color: var(--muted) !important; }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  font-family: var(--font-sans);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: background var(--sst-transition), border-color var(--sst-transition);
}
.btn-primary {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  color: #fff;
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--sst-primary-dark);
  border-color: var(--sst-primary-dark);
  color: #fff;
}
.btn-outline-primary {
  color: var(--accent-deep);
  border-color: var(--accent-deep);
}
.btn-outline-primary:hover {
  background: var(--accent-tint);
  color: var(--accent-deep);
  border-color: var(--accent-deep);
}
.btn-outline-secondary {
  color: var(--body);
  border-color: var(--border-strong);
}
.btn-outline-secondary:hover {
  background: var(--surface-raised);
  color: var(--ink);
  border-color: var(--border-strong);
}
.btn-success {
  background: var(--secondary);
  border-color: var(--secondary);
  color: #fff;
}
.btn-success:hover {
  background: var(--secondary-dark);
  border-color: var(--secondary-dark);
}

/* ── Focus ring ─────────────────────────────────────────────── */
:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(138,63,34,.25);
}

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar.navbar-dark.bg-dark {
  background-color: var(--surface) !important;
  border-bottom: 1px solid var(--line);
}
/* Override navbar-dark text colors since bg is now light */
.navbar.navbar-dark .navbar-brand,
.navbar.navbar-dark .nav-link {
  color: var(--ink) !important;
}
.navbar.navbar-dark .nav-link:hover {
  color: var(--accent-deep) !important;
}
.navbar.navbar-dark .nav-link.active {
  color: var(--accent-deep) !important;
  font-weight: 500;
  border-bottom: 2px solid var(--accent-deep);
  padding-bottom: calc(0.5rem - 2px);
}
.navbar-brand {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--ink) !important;
}
.navbar-brand-icon {
  width: 28px;
  height: 28px;
  background: var(--ink);
  border-radius: 7px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--paper);
  flex-shrink: 0;
  font-family: var(--font-display);
  font-weight: 500;
}
.navbar-toggler {
  border-color: var(--border-strong);
}
.navbar-toggler-icon {
  filter: invert(1) sepia(1) saturate(2) hue-rotate(340deg) brightness(0.4);
}
.nav-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--secondary-tint);
  color: var(--secondary-dark);
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-sans);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
}

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: none;
}
.card-header {
  background: var(--surface) !important;
  border-bottom: 1px solid var(--line);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
}
/* bg-primary card headers: use ink instead of Bootstrap blue */
.card-header.bg-primary {
  background: var(--ink) !important;
  color: var(--paper) !important;
  border-bottom: none;
}
.card-header.bg-primary * { color: var(--paper) !important; }
.card-footer {
  background: var(--surface-raised);
  border-top: 1px solid var(--line);
}
.card-interactive {
  transition: box-shadow var(--sst-transition), border-color var(--sst-transition);
  cursor: pointer;
}
.card-interactive:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-menu);
}

/* ── Topic cards ─────────────────────────────────────────────── */
.topic-icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  font-size: 17px;
}

/* ── Completion ring (SVG inside topic cards) ────────────────── */
.completion-ring-track {
  fill: none;
  stroke: var(--line);
  stroke-width: 3;
}
.completion-ring-fill {
  fill: none;
  stroke: var(--secondary);
  stroke-width: 3;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.5s ease;
}

/* ── List group ─────────────────────────────────────────────── */
.list-group-item {
  background: var(--surface);
  border-color: var(--line);
  color: var(--body);
  transition: background var(--sst-transition);
}
.list-group-item:hover {
  background: var(--surface-raised);
}
.list-group-item-action:hover {
  background: var(--surface-raised);
  color: var(--ink);
}

/* ── Badges ─────────────────────────────────────────────────── */
.badge {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.8rem;
  padding: 0.5em 0.8em;
}
.badge.bg-success {
  background-color: var(--secondary) !important;
  color: #fff !important;
}
.badge.bg-primary {
  background-color: var(--accent-deep) !important;
  color: #fff !important;
}
.badge.bg-secondary {
  background-color: var(--surface-raised) !important;
  color: var(--body) !important;
  border: 1px solid var(--border-strong);
}

/* Completion-state badges (used on question detail page) */
.badge-complete {
  background: var(--success-tint);
  color: var(--secondary-dark);
  border: 1px solid var(--secondary-tint);
}
.badge-incomplete {
  background: var(--surface-raised);
  color: var(--muted);
  border: 1px solid var(--border-strong);
}
.completion-badge-complete {
  background: var(--secondary-tint) !important;
  color: var(--secondary-dark) !important;
  border: 1px solid var(--secondary-tint);
}
.completion-badge-incomplete {
  background: var(--surface-raised) !important;
  color: var(--muted) !important;
  border: 1px solid var(--border-strong);
}

/* ── Alerts / banners ───────────────────────────────────────── */
.alert-info {
  background: var(--info-tint);
  border-color: var(--info);
  color: var(--info);
}
.alert-success {
  background: var(--success-tint);
  border-color: var(--secondary);
  color: var(--secondary-dark);
}
.alert-warning {
  background: var(--warning-tint);
  border-color: var(--warning);
  color: var(--warning);
}
.alert-danger {
  background: var(--danger-tint);
  border-color: var(--danger);
  color: var(--danger);
}
.alert-secondary {
  background: var(--surface-raised);
  border-color: var(--border-strong);
  color: var(--body);
}

/* ── Forms ──────────────────────────────────────────────────── */
.form-control, .form-select {
  background: var(--surface);
  border-color: var(--border-strong);
  color: var(--ink);
  font-family: var(--font-sans);
}
.form-control:focus, .form-select:focus {
  background: var(--surface);
  border-color: var(--accent-deep);
  box-shadow: 0 0 0 3px rgba(138,63,34,.18);
  color: var(--ink);
}
.form-control::placeholder { color: var(--muted); }
.form-label { color: var(--ink); font-weight: 500; font-size: 14px; }
.form-text  { color: var(--muted); }

/* ── Tables ─────────────────────────────────────────────────── */
.table {
  color: var(--ink);
  border-color: var(--line);
}
.table th {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 12px;
  color: var(--body);
  background: var(--surface-raised);
  border-bottom: 1px solid var(--line);
}
.table td { border-color: var(--line); font-size: 13px; }
.table-striped > tbody > tr:nth-of-type(odd) > * {
  background: var(--surface-raised);
}
.table-hover > tbody > tr:hover > * {
  background: var(--accent-tint);
}
.table-light { background: var(--surface-raised) !important; }
.table-responsive { max-height: 500px; overflow-y: auto; }
#results-table th {
  position: sticky;
  top: 0;
  background: var(--surface-raised);
}

/* ── Breadcrumb ─────────────────────────────────────────────── */
.breadcrumb {
  font-size: 13px;
}
.breadcrumb-item a {
  color: var(--accent-deep);
  text-decoration: none;
}
.breadcrumb-item a:hover { text-decoration: underline; }
.breadcrumb-item.active { color: var(--muted); }
.breadcrumb-item + .breadcrumb-item::before { color: var(--muted); }

/* ── SQL editor (keep dark — deliberate contrast) ───────────── */
.sql-editor-wrapper {
  background: #1e1e2e;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line);
}
.sql-editor-wrapper .code-editor {
  background: #1e1e2e;
  color: #cdd6f4;
  border: none;
  border-radius: 0;
  padding: 0.75rem 1rem;
  width: 100%;
  resize: vertical;
  caret-color: #cdd6f4;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
}
.sql-editor-wrapper .code-editor:focus {
  outline: none;
  box-shadow: none;
  background: #1e1e2e;
  color: #cdd6f4;
}
/* WS syntax tints adapted for dark background */
.sql-editor-wrapper .kw  { color: #c09060; }  /* sienna-warm, readable on dark */
.sql-editor-wrapper .fn  { color: #7aab6a; }  /* olive-light */
.sql-editor-wrapper .num { color: #c8963e; }  /* ochre */
.sql-editor-wrapper .cm  { color: #6c6c8a; }  /* muted purple-gray */
.sql-editor-toolbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: #181825;
  border-top: 1px solid #2a2a3c;
}

/* Code editor outside wrapper (schema pre blocks) */
.code-editor {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
  tab-size: 4;
  white-space: pre;
  background-color: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 10px;
}

/* Home page code preview (dark panel on warm page) */
.hero-code-preview {
  background: var(--ink);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  border: 1px solid var(--border-strong);
}
.hero-code-preview .kw  { color: #c09060; }
.hero-code-preview .fn  { color: #7aab6a; }
.hero-code-preview .id  { color: #d4c5b0; }
.hero-code-preview .cm  { color: #6c6c8a; }
.hero-code-preview .ok  { color: #7aab6a; }
.hero-code-preview .success-banner {
  margin-top: 0.75rem;
  padding: 7px 12px;
  border-radius: var(--radius-md);
  background: rgba(90,107,71,0.2);
  border: 1px solid rgba(90,107,71,0.35);
  color: #7aab6a;
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Schema info strip */
.schema-info {
  font-size: 13px;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  margin-bottom: 16px;
}

/* ── Hero section (home page) ───────────────────────────────── */
.hero-section {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: 3rem 2rem;
  margin-bottom: 2.5rem;
  border-left: 4px solid var(--accent);  /* terracotta left accent */
}
.hero-eyebrow {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--accent-deep);
  margin-bottom: 1rem;
  display: block;
}

/* ── Auth pages ─────────────────────────────────────────────── */
.auth-layout {
  min-height: calc(100vh - 60px);
  display: flex;
  align-items: center;
}
.auth-brand-panel {
  background: var(--ink);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  color: var(--paper);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.auth-brand-panel h2 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--paper);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 1.75rem;
}
.auth-brand-panel .feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 1.25rem;
}
.auth-brand-panel .feature-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: rgba(251,244,231,0.08);
  border: 1px solid rgba(251,244,231,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  color: var(--accent-tint);
}
.auth-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-menu);
}

/* ── Data model card accents ────────────────────────────────── */
.data-model-card { border-left: 3px solid var(--accent-deep); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; }
.sql-card        { border-left: 3px solid var(--secondary);   border-radius: 0 var(--radius-lg) var(--radius-lg) 0; }

/* ── Question number badge ──────────────────────────────────── */
.question-number-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-tint);
  color: var(--accent-deep);
  font-weight: 500;
  font-size: 14px;
  flex-shrink: 0;
}

/* ── AI feedback panel ──────────────────────────────────────── */
.ai-feedback-panel, .realtime-feedback {
  min-height: 60px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-raised);
  transition: border-color var(--sst-transition);
}
.ai-feedback-panel:hover, .realtime-feedback:hover {
  border-color: var(--border-strong);
}
.ai-feedback-panel .alert, .realtime-feedback .alert {
  margin-bottom: 0;
  border-radius: var(--radius-sm);
}

/* ── Toast container ────────────────────────────────────────── */
#sst-toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1055;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 340px;
}

/* ── Jumbotron (Bootstrap 5 compat) ─────────────────────────── */
.jumbotron {
  padding: 2rem 1rem;
  margin-bottom: 2rem;
  background-color: var(--surface-raised);
  border-radius: var(--radius-md);
}

/* ── Misc differences UI ────────────────────────────────────── */
#differences-container { margin-top: 15px; }
#differences-list { margin-top: 10px; }
#differences-list .list-group-item { padding: 8px 12px; font-size: 14px; }
#realtime-loading { padding: 10px; }
#test-analysis { font-size: 0.875rem; }

/* ── Card grid entrance animation ───────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-grid > * {
  animation: fadeInUp 0.3s ease both;
}
.animate-grid > *:nth-child(1) { animation-delay: 0.04s; }
.animate-grid > *:nth-child(2) { animation-delay: 0.08s; }
.animate-grid > *:nth-child(3) { animation-delay: 0.12s; }
.animate-grid > *:nth-child(4) { animation-delay: 0.16s; }
.animate-grid > *:nth-child(5) { animation-delay: 0.20s; }
.animate-grid > *:nth-child(6) { animation-delay: 0.24s; }
.animate-grid > *:nth-child(n+7) { animation-delay: 0.28s; }

@media (prefers-reduced-motion: reduce) {
  .animate-grid > * { animation: none; }
}