/* ==========================================================================
   Brno Neubau — Design System
   Clean, data-journalism-inspired aesthetic (OWID / FT / Bloomberg style)
   ========================================================================== */

/* -- Variables ------------------------------------------------------------ */
:root {
  --color-primary: #1e3a5f;
  --color-accent: #2563eb;
  --color-available: #059669;
  --color-reserved: #d97706;
  --color-sold: #dc2626;
  --color-muted: #64748b;
  --color-light: #f8fafc;
  --color-border: #e2e8f0;
  --color-text: #1e293b;
  --color-text-secondary: #475569;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 8px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
  --transition: 150ms ease;
}

/* -- Reset & Base --------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font);
  color: var(--color-text);
  background: #fff;
  line-height: 1.6;
}
a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

/* -- Layout --------------------------------------------------------------- */
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* -- Navbar --------------------------------------------------------------- */
.navbar {
  background: var(--color-primary);
  color: #fff;
  height: 60px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(0,0,0,0.12);
}
.nav-container {
  display: flex;
  align-items: center;
  height: 60px;
}
.nav-logo {
  color: #fff;
  font-weight: 700;
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  margin-right: auto;
  letter-spacing: -0.01em;
}
.logo-mark {
  display: inline-block;
  width: 24px;
  height: 24px;
  background: var(--color-accent);
  border-radius: 4px;
  position: relative;
}
.logo-mark::after {
  content: '';
  position: absolute;
  top: 6px; left: 6px;
  width: 12px; height: 12px;
  border: 2px solid #fff;
  border-radius: 2px;
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 4px;
  align-items: center;
}
.nav-links li a {
  color: rgba(255,255,255,0.8);
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
  text-decoration: none;
}
.nav-links li a:hover,
.nav-links li a.active {
  color: #fff;
  background: rgba(255,255,255,0.12);
}
.nav-admin {
  color: rgba(255,255,255,0.6) !important;
  font-size: 13px !important;
}
.nav-divider {
  width: 1px;
  height: 20px;
  background: rgba(255,255,255,0.2);
  margin: 0 4px;
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: #fff;
  margin: 4px 0;
  border-radius: 1px;
}

/* -- Hero ----------------------------------------------------------------- */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #2d5a8e 50%, #1a6b6a 100%);
  color: #fff;
  padding: 64px 0 56px;
}
.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 40px;
  max-width: 560px;
}
.stats-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.stat-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 20px 24px;
  min-width: 140px;
  flex: 1;
}
.stat-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.stat-label {
  display: block;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* -- Sections ------------------------------------------------------------- */
.section { padding: 56px 0; }
.section-alt { background: var(--color-light); }
.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}
.page-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

/* -- Cards ---------------------------------------------------------------- */
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.card-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-text-secondary);
}

/* -- Status breakdown (landing page) -------------------------------------- */
.status-breakdown {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
}
.status-bar-large {
  height: 14px;
  border-radius: 7px;
  background: #f1f5f9;
  display: flex;
  overflow: hidden;
  margin-bottom: 16px;
}
.status-breakdown-numbers {
  display: flex;
  gap: 32px;
}
.breakdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9375rem;
}
.breakdown-label {
  color: var(--color-muted);
}
.breakdown-value {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.breakdown-pct {
  color: var(--color-muted);
  font-size: 0.8125rem;
}

/* -- Mini status bar ------------------------------------------------------ */
.mini-bar {
  height: 8px;
  border-radius: 4px;
  background: #f1f5f9;
  display: flex;
  overflow: hidden;
  margin-bottom: 8px;
}
.bar-segment { height: 100%; transition: width 0.3s ease; }
.bar-available { background: var(--color-available); }
.bar-reserved { background: var(--color-reserved); }
.bar-sold { background: var(--color-sold); }
.bar-legend {
  display: flex;
  gap: 16px;
  font-size: 0.8125rem;
  color: var(--color-muted);
}
.legend-item { display: flex; align-items: center; gap: 6px; }
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.dot-available { background: var(--color-available); }
.dot-reserved { background: var(--color-reserved); }
.dot-sold { background: var(--color-sold); }

/* -- Activity feed -------------------------------------------------------- */
.activity-feed {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.activity-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
}
.activity-item:last-child { border-bottom: none; }
.activity-text { flex: 1; }
.activity-text a { text-decoration: none; }
.activity-text a:hover { text-decoration: underline; }
.activity-time {
  color: var(--color-muted);
  font-size: 0.8125rem;
  white-space: nowrap;
}

/* -- Badges --------------------------------------------------------------- */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}
.badge-sm { padding: 2px 8px; font-size: 0.6875rem; }
.badge-available { background: #ecfdf5; color: #065f46; }
.badge-reserved { background: #fffbeb; color: #92400e; }
.badge-sold { background: #fef2f2; color: #991b1b; }
.badge-not-for-sale { background: #f1f5f9; color: #475569; }
.badge-unknown { background: #f1f5f9; color: #64748b; }

/* -- Scrollable chart container ------------------------------------------- */
.chart-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* -- Filter bar ----------------------------------------------------------- */
.filter-bar {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
  padding: 16px 20px;
  background: var(--color-light);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}
.filter-bar select,
.filter-bar input {
  padding: 7px 12px;
  font-size: 14px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-family: var(--font);
  background: #fff;
  color: var(--color-text);
}

/* -- Buttons -------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn:hover { text-decoration: none; opacity: 0.9; }
.btn-primary { background: var(--color-accent); color: #fff; }
.btn-ghost { background: transparent; color: var(--color-muted); border: 1px solid var(--color-border); }
.btn-ghost:hover { background: var(--color-light); }
.btn-sm { padding: 6px 12px; font-size: 13px; }

/* -- Project grid --------------------------------------------------------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}
.project-card {
  display: block;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  text-decoration: none;
  color: var(--color-text);
  transition: box-shadow var(--transition), transform var(--transition);
}
.project-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  text-decoration: none;
}
.project-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}
.project-card-header h3 {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.3;
}
.project-card-meta {
  display: flex;
  gap: 12px;
  font-size: 0.8125rem;
  color: var(--color-muted);
  margin-bottom: 12px;
}
.project-card-stats { margin-top: auto; }
.project-card-numbers {
  display: flex;
  gap: 12px;
  font-size: 0.8125rem;
  color: var(--color-muted);
}
.text-available { color: var(--color-available); }
.text-reserved { color: var(--color-reserved); }
.text-sold { color: var(--color-sold); }
.text-muted { color: var(--color-muted); }
.text-sm { font-size: 0.8125rem; }
.text-mono { font-family: 'SF Mono', 'Fira Code', monospace; font-size: 0.875rem; }

/* -- Project detail ------------------------------------------------------- */
.breadcrumb {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-bottom: 20px;
}
.breadcrumb a { color: var(--color-accent); }
.bc-sep { margin: 0 6px; color: #cbd5e1; }
.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.project-meta-line {
  display: flex;
  gap: 16px;
  font-size: 0.9375rem;
  color: var(--color-muted);
  flex-wrap: wrap;
}
.project-header-stats {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.stat-pill {
  text-align: center;
  padding: 12px 16px;
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  min-width: 80px;
}
.stat-pill-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.1;
}
.stat-pill-label {
  display: block;
  font-size: 0.6875rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 2px;
}
.stat-pill-available .stat-pill-value { color: var(--color-available); }
.stat-pill-reserved .stat-pill-value { color: var(--color-reserved); }
.stat-pill-sold .stat-pill-value { color: var(--color-sold); }

.chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

/* -- Stages timeline ------------------------------------------------------ */
.stages-timeline {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.stage-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.stage-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-top: 5px;
  flex-shrink: 0;
}
.dot-completed { background: var(--color-available); }
.dot-construction { background: var(--color-reserved); }
.dot-planned { background: var(--color-accent); }

/* -- Tables --------------------------------------------------------------- */
.table-wrapper { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.data-table th,
.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}
.data-table th {
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  background: var(--color-light);
  position: sticky;
  top: 0;
}
.data-table td.num,
.data-table th.num { text-align: right; }
.data-table tfoot td {
  border-top: 2px solid var(--color-border);
  font-weight: 600;
}
.data-table-hover tbody tr:hover { background: #f8fafc; }

/* Rate bar (inline) */
.rate-bar {
  display: inline-block;
  width: 40px;
  height: 6px;
  background: #e2e8f0;
  border-radius: 3px;
  margin-right: 6px;
  vertical-align: middle;
}
.rate-fill {
  display: block;
  height: 100%;
  background: var(--color-available);
  border-radius: 3px;
}

/* -- Districts ------------------------------------------------------------ */
.district-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.district-detail-card .card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}
.district-project-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.district-project-list a {
  font-size: 0.875rem;
}

/* -- Search --------------------------------------------------------------- */
.search-filters {
  background: var(--color-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}
.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.filter-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  margin-bottom: 4px;
}
.filter-group select,
.filter-group input {
  width: 100%;
  padding: 8px 12px;
  font-size: 14px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-family: var(--font);
  background: #fff;
  color: var(--color-text);
}
.filter-actions {
  display: flex;
  align-items: flex-end;
  gap: 8px;
}

/* -- Market page controls ------------------------------------------------- */
.availability-controls {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
}

/* -- Alert ---------------------------------------------------------------- */
.alert {
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 14px;
  margin-bottom: 16px;
}
.alert-error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* -- Footer --------------------------------------------------------------- */
.footer {
  padding: 24px 0;
  border-top: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: 0.8125rem;
}
.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-admin-link {
  color: var(--color-muted);
  font-size: 0.75rem;
}

/* -- Responsive ----------------------------------------------------------- */
@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--color-primary);
    flex-direction: column;
    padding: 12px 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  }
  .nav-links.open { display: flex; }
  .nav-links li a { padding: 10px 24px; display: block; }
  .nav-divider { display: none; }

  .hero-title { font-size: 1.75rem; }
  .stats-row { gap: 8px; }
  .stat-card { min-width: 100px; padding: 14px 16px; }
  .stat-value { font-size: 1.5rem; }

  .user-groups { grid-template-columns: 1fr; }
  .snapshot-grid { grid-template-columns: 1fr; }
  .chart-grid { grid-template-columns: 1fr; }
  .filter-grid { grid-template-columns: 1fr 1fr; }
  .project-header { flex-direction: column; }
  .project-header-stats { width: 100%; }
}

@media (max-width: 480px) {
  .stats-row { flex-direction: column; }
  .stat-card { min-width: auto; }
  .filter-grid { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
}