/* =============================================
   FLBI Dashboard Style System — Components
   First Legal · Business Innovation
   v1.0.0
   Requires tokens.css to be loaded first.
   ============================================= */

/* ── Base reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; }
html, body { height: 100%; overflow: hidden; }
body {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
}
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select { font-family: inherit; font-size: inherit; color: inherit; }
table { border-collapse: collapse; width: 100%; }

/* ── Dashboard Grid ──
   220px sidebar + fluid main, sticky topbar inside main column. */
.dashboard {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: auto 1fr;
  height: 100dvh;
}

/* ── Sidebar ── */
.sidebar {
  grid-row: 1 / -1;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overscroll-behavior: contain;
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  height: var(--topbar-h);
  flex-shrink: 0;
}
.logo { color: var(--color-primary); flex-shrink: 0; }
.brand-name {
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sidebar-nav {
  padding: var(--space-4) var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  flex: 1;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-align: left;
  transition: color var(--transition), background var(--transition);
}
.nav-item:hover { background: var(--color-surface-offset); color: var(--color-text); }
.nav-item.active { background: var(--color-primary-hl); color: var(--color-primary); font-weight: 600; }

/* ── Sidebar footer (FLBI attribution + version pill + theme toggle) ──
   Every dashboard MUST include this footer block exactly. The
   "First Legal · BI" label is the canonical attribution. The version
   pill is wired up by version.js (see build.sh in the style guide). */
.sidebar-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.sidebar-footer-label {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  display: flex;
  flex-direction: column;
  line-height: 1.4;
  flex: 1;
  min-width: 0;
}
.sidebar-footer-version {
  font-size: 0.7rem;
  opacity: 0.85;
  font-variant-numeric: tabular-nums;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 2px;
}
.sidebar-footer-version .version-pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--color-primary-hl);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background var(--transition);
}
.sidebar-footer-version .version-pill:hover { background: var(--color-primary-hover); color: #fff; }
.sidebar-footer-version .version-date { opacity: 0.85; }
.theme-toggle {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: color var(--transition), background var(--transition);
}
.theme-toggle:hover { color: var(--color-text); background: var(--color-surface-offset); }

/* ── Topbar ── */
.topbar {
  grid-column: 2;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-6);
  min-height: var(--topbar-h);
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar-title {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  white-space: nowrap;
  min-width: 120px;
}
.topbar-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-left: auto;
}
/* Group related controls so they read as a unit. Use .topbar-divider
   between groups for visual separation. */
.topbar-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.topbar-divider {
  width: 1px;
  align-self: stretch;
  background: var(--color-border);
  margin: var(--space-1) 0;
}

/* ── Filter controls (canonical) ── */
.search-input {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  width: 220px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-hl);
}
.search-input::placeholder { color: var(--color-text-faint); }
.filter-select {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  cursor: pointer;
  transition: border-color var(--transition);
}
.filter-select:focus { outline: none; border-color: var(--color-primary); }
/* Native HTML5 date input — color-scheme tells the browser to render
   the calendar picker in dark mode automatically. Pair with a
   .filter-select preset (today / 7d / 30d / mtd / qtd / ytd / custom)
   plus a from/to range. See sidebar-footer.html and STYLE.md. */
.filter-date {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  color-scheme: light dark;
  min-width: 8.5rem;
}
.filter-date::-webkit-calendar-picker-indicator { opacity: 0.6; cursor: pointer; }
.filter-date:focus { outline: none; border-color: var(--color-primary); }

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 600;
  background: var(--color-primary);
  color: #fff;
  transition: background var(--transition);
}
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-surface-offset);
  transition: all var(--transition);
}
.btn-secondary:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ── Main content ── */
.main {
  grid-column: 2;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--space-6);
}
.view { display: none; }
.view.active { display: block; }

/* ── KPI grid ── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.kpi-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}
.kpi-card.clickable { cursor: pointer; }
.kpi-card.clickable:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}
.kpi-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.kpi-value {
  font-size: var(--text-xl);
  font-weight: 700;
  font-variant-numeric: tabular-nums lining-nums;
  line-height: 1;
  color: var(--color-text);
}
.kpi-card.accent  .kpi-value { color: var(--color-primary); }
.kpi-card.warning .kpi-value { color: var(--color-warning); }
.kpi-card.error   .kpi-value { color: var(--color-error); }
.kpi-card.success .kpi-value { color: var(--color-success); }
.kpi-sub { font-size: var(--text-xs); color: var(--color-text-faint); }

/* Hero KPI variant — gradient highlight for "headline" metrics. */
.kpi-headline {
  border-color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-primary-hl), var(--color-secondary-hl));
}

/* ── Chart card ── */
.chart-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  min-height: 0;
}
.chart-card canvas { max-height: 220px; width: 100% !important; }
.chart-card-header { margin-bottom: var(--space-4); }
.chart-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.charts-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

/* ── Table ── */
.table-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.data-table {
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}
.data-table thead {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--color-surface-2);
}
.data-table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: 600;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition);
}
.data-table th:hover { color: var(--color-text); }
.data-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  vertical-align: top;
}
.data-table tbody tr {
  transition: background var(--transition);
  cursor: pointer;
}
.data-table tbody tr:hover { background: var(--color-surface-offset); }
.data-table tbody tr:last-child td { border-bottom: none; }
.sort-icon { opacity: 0.4; font-size: 0.7em; }
th.sort-asc .sort-icon, th.sort-desc .sort-icon { opacity: 1; color: var(--color-primary); }

/* ── Badges ── */
.badge {
  display: inline-block;
  padding: 2px var(--space-2);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
}
.badge-primary   { background: var(--color-primary-hl);   color: var(--color-primary); }
.badge-secondary { background: var(--color-secondary-hl); color: var(--color-secondary); }
.badge-success   { background: var(--color-success-hl);   color: var(--color-success); }
.badge-warning   { background: var(--color-warning-hl);   color: var(--color-warning); }
.badge-error     { background: var(--color-error-hl);     color: var(--color-error); }
.badge-muted     { background: var(--color-surface-offset); color: var(--color-text-muted); }

/* ── Modal ── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  z-index: 100;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 560px;
  width: 90vw;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  position: relative;
  animation: modalIn 0.18s ease-out;
}
@keyframes modalIn {
  from { transform: translateY(-12px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}
.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: color var(--transition), background var(--transition);
}
.modal-close:hover { color: var(--color-text); background: var(--color-surface-offset); }

/* ── Changelog modal (paired with version pill) ── */
.changelog-body {
  padding: 28px 36px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text);
  max-height: calc(85vh - 140px);
  overflow-y: auto;
}
.changelog-body h1 { font-size: 22px; font-weight: 700; margin: 0 0 6px; letter-spacing: -0.01em; }
.changelog-body h2 { font-size: 17px; font-weight: 600; color: var(--color-primary); margin: 28px 0 10px; }
.changelog-body > h2:first-of-type { margin-top: 20px; }
.changelog-body h3 {
  font-size: 13px; font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase; letter-spacing: 0.06em;
  margin: 18px 0 8px;
}
.changelog-body p  { margin: 0 0 12px; }
.changelog-body ul { margin: 0 0 16px; padding-left: 22px; }
.changelog-body li { margin: 0 0 6px; }
.changelog-body strong { font-weight: 600; }
.changelog-body em { color: var(--color-text-muted); font-style: italic; }
.changelog-body code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--color-surface-offset);
  color: var(--color-primary);
}
.changelog-body a { color: var(--color-primary); text-decoration: none; border-bottom: 1px solid var(--color-primary-hl); }
.changelog-body a:hover { border-bottom-color: var(--color-primary); }
.changelog-body hr { border: 0; border-top: 1px solid var(--color-border); margin: 24px 0; }
.changelog-footer {
  display: flex; align-items: center; justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-offset);
  font-size: 12px;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}
.changelog-github-link {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 8px;
  background: var(--color-primary-hl);
  transition: background var(--transition);
}
.changelog-github-link:hover { background: var(--color-primary-hover); color: #fff; }

/* ── Admin layout ── */
.admin-header {
  display: flex; flex-direction: column; gap: var(--space-1);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}
.admin-title { font-size: var(--text-xl); font-weight: 700; color: var(--color-text); }
.admin-subtitle { font-size: var(--text-sm); color: var(--color-text-muted); }
.admin-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin-bottom: var(--space-5);
  box-shadow: var(--shadow-sm);
}
.admin-section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: var(--space-4);
}
.admin-section-header h3 { font-size: var(--text-lg); font-weight: 600; color: var(--color-text); }
.admin-table { width: 100%; border-collapse: collapse; font-size: var(--text-sm); }
.admin-table th {
  text-align: left;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  font-weight: 600;
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border);
}
.admin-table td {
  padding: 10px;
  border-bottom: 1px solid var(--color-divider);
  vertical-align: middle;
}

/* ── Sync status indicator ── */
.sync-status {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
}
.sync-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.sync-dot.offline { background: var(--color-text-faint); }
.sync-dot.syncing { background: var(--color-warning); animation: pulse-dot 1s infinite; }
.sync-dot.synced  { background: var(--color-success); }
.sync-dot.error   { background: var(--color-error); }
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: var(--space-12) var(--space-8);
  color: var(--color-text-faint);
  font-size: var(--text-sm);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  :root { --sidebar-w: 52px; }
  .brand-name, .nav-item span, .sidebar-footer-label { display: none; }
  .nav-item { justify-content: center; padding: var(--space-3); }
  .topbar-controls { flex-wrap: wrap; gap: var(--space-2); }
  .topbar-group { flex-wrap: wrap; }
  .topbar-divider { display: none; }
  .search-input { width: 120px; }
  .charts-row { grid-template-columns: 1fr; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}