:root {
  --bg: #0a0c10;
  --bg-subtle: #0f1218;
  --card: #13161d;
  --card-hover: #181c25;
  --text: #e8eaed;
  --muted: #7a8599;
  --accent: #4f8ff7;
  --accent-dim: rgba(79, 143, 247, 0.12);
  --green: #34d399;
  --red: #f87171;
  --yellow: #fbbf24;
  --border: #1f2937;
  --border-light: #2a3441;
  --spacing-xs: 6px;
  --spacing-sm: 12px;
  --spacing-md: 20px;
  --spacing-lg: 32px;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 28px rgba(0,0,0,0.5);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", "SF Pro Display", "PingFang SC", -apple-system, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-text-size-adjust: 100%;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ─── Header ─── */
.header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-subtle);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
}

.brand {
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.3px;
}

nav { display: flex; align-items: center; gap: 4px; }

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

nav a:hover { color: var(--text); background: rgba(255,255,255,0.04); }
nav a.active { color: var(--accent); background: var(--accent-dim); }

/* ─── Main Layout ─── */
.main {
  padding: var(--spacing-lg) var(--spacing-md);
  max-width: 1440px;
  margin: 0 auto;
}

/* ─── Card ─── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-light);
}

/* Disable hover lift on toolbar/filter cards */
.card.toolbar:hover,
.card.view-toggle:hover {
  transform: none;
  box-shadow: none;
}

/* ─── Toolbar / Filters ─── */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: flex-start;
  padding: var(--spacing-md);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 140px;
  flex: 1;
}

.filter-group > label {
  font-size: 11px;
  color: var(--muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ─── Improved Checkbox List ─── */
.checkbox-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  max-height: 120px;
  overflow-y: auto;
  padding: 8px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.checkbox-list::-webkit-scrollbar {
  width: 4px;
}
.checkbox-list::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 2px;
}

.checkbox-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  cursor: pointer;
  padding: 4px 10px;
  border-radius: 5px;
  background: rgba(255,255,255,0.03);
  border: 1px solid transparent;
  transition: all 0.15s;
  user-select: none;
  white-space: nowrap;
}

.checkbox-item:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--border-light);
}

.checkbox-item.checked {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 500;
}

.checkbox-item input { display: none; }

/* ─── Selected Tags Summary ─── */
.selected-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
  min-height: 22px;
}

.selected-tag {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--accent-dim);
  color: var(--accent);
  white-space: nowrap;
}

/* ─── Filter Actions ─── */
.filter-actions {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}

.btn-link {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 11px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 3px;
  transition: background 0.15s;
}

.btn-link:hover {
  background: var(--accent-dim);
}

.filter-summary {
  font-size: 12px;
  color: var(--muted);
  margin-left: auto;
  align-self: center;
  white-space: nowrap;
}

/* ─── Select ─── */
select {
  width: 100%;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  transition: border-color 0.2s;
}

select:focus {
  outline: none;
  border-color: var(--accent);
}

/* ─── View Toggle ─── */
.view-toggle {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px var(--spacing-md);
}

.toggle-label {
  font-size: 12px;
  color: var(--muted);
}

.toggle-option {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}

.toggle-option:hover { background: rgba(255,255,255,0.04); }

.toggle-option input[type="radio"] {
  accent-color: var(--accent);
}

/* ─── Metrics Cards ─── */
.metrics-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-sm);
}

.metric-card { padding: var(--spacing-md); }

.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.metric-label {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.metric-delta {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(79, 143, 247, 0.12);
  color: #93c5fd;
}

.metric-delta.positive {
  background: rgba(52, 211, 153, 0.12);
  color: var(--green);
}

.metric-delta.negative {
  background: rgba(248, 113, 113, 0.12);
  color: var(--red);
}

.metric-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
  font-variant-numeric: tabular-nums;
}

/* ─── Charts Grid ─── */
.grid-charts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.grid-charts .card { margin-bottom: 0; }
.grid-charts .card.wide { grid-column: 1 / -1; }

.chart-box { padding: var(--spacing-md); }

.chart-box h3,
.grid-charts h3 {
  margin: 0 0 var(--spacing-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.chart {
  width: 100%;
  height: 450px;
}

.chart.tall { height: 520px; }

h3 {
  margin: 0 0 var(--spacing-sm);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.2px;
}

.view-dim {
  font-size: 11px;
  color: var(--muted);
  font-weight: 400;
}

/* ─── Table ─── */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-sm);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  min-width: 520px;
}

th, td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

th {
  color: var(--muted);
  font-weight: 500;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  background: rgba(0,0,0,0.2);
  position: sticky;
  top: 0;
}

td.name { max-width: 200px; }

tr:hover td { background: rgba(255,255,255,0.02); }

/* ─── Stat Cards (legacy) ─── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-sm);
}

.stat-label { font-size: 11px; color: var(--muted); }
.stat-value { font-size: 22px; font-weight: 600; margin-top: 6px; }
.stat-value.small { font-size: 13px; font-weight: 500; line-height: 1.5; }
.stat-sub { font-size: 12px; color: var(--muted); margin-top: 6px; }

/* ─── Tags ─── */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 12px 0;
}

.tag {
  background: var(--accent-dim);
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 500;
}

/* ─── Footnote / Rank Note ─── */
.footnote {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
}

.rank-note {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: var(--spacing-sm);
}

/* ─── Error / Hint / Meta ─── */
.error { color: var(--red); padding: 8px 0; }
.hint { color: var(--muted); }
.meta { font-size: 12px; color: var(--muted); }
.meta a { color: var(--accent); text-decoration: none; }
.meta a:hover { text-decoration: underline; }

/* ─── Buttons ─── */
.btn-primary {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(79, 143, 247, 0.35);
}

.btn-primary:active {
  transform: translateY(0);
}

/* ─── Login ─── */
.login-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
  backdrop-filter: blur(4px);
}

.login-card { width: 100%; max-width: 360px; }

.login-card input[type="password"],
.login-card input[type="text"] {
  width: 100%;
  padding: 12px;
  margin: 12px 0;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

/* ─── Upload ─── */
.upload-label {
  display: block;
  margin: 12px 0;
  font-size: 13px;
  color: var(--muted);
}

.upload-label input[type="file"] {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  color: var(--text);
}

.progress-wrap {
  height: 6px;
  background: var(--bg);
  border-radius: 3px;
  margin-top: 16px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.2s;
  border-radius: 3px;
}

.deploy-banner {
  background: #0f1e36;
  border-color: #1d4ed8;
  font-size: 13px;
  line-height: 1.5;
}

.deploy-banner a { color: #93c5fd; }

/* ─── Checkbox Label (admin) ─── */
.checkbox-label {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 8px !important;
  cursor: pointer;
  font-size: 14px;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

/* ─── Multi-select wrapper (legacy) ─── */
.multi-select-wrapper { position: relative; }
.multi-select-label {
  font-size: 12px;
  color: var(--muted);
  padding: 4px 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
}

/* ─── AI Summary ─── */
.ai-summary {
  background: linear-gradient(135deg, var(--card) 0%, #161d2a 100%);
  border: 1px solid #2a3a52;
}

.ai-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--spacing-md);
}

.ai-icon { font-size: 20px; display: flex; align-items: center; }

.ai-header h3 { margin: 0; font-size: 15px; }

.ai-badge {
  font-size: 9px;
  padding: 2px 8px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  border-radius: 999px;
  color: white;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.ai-content {
  font-size: 13px;
  line-height: 1.8;
  color: var(--text);
}

.ai-content h4 {
  margin: 16px 0 8px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
}

.ai-content h4:first-child { margin-top: 0; }
.ai-content ul { margin: 8px 0; padding-left: 20px; }
.ai-content li { margin: 5px 0; }
.ai-content .highlight { color: var(--yellow); font-weight: 500; }
.ai-content .positive { color: var(--green); }
.ai-content .negative { color: var(--red); }
.ai-loading { color: var(--muted); font-style: italic; }
.ai-error { color: var(--red); }

/* ─── Lucide Icons ─── */
h3 i[data-lucide],
.ai-icon i[data-lucide] {
  display: inline-block;
  width: 16px;
  height: 16px;
  vertical-align: -2px;
  stroke: var(--accent);
}

/* ─── Field Mapping (Admin) ─── */
.mapping-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 10px;
  margin: 12px 0;
}

.mapping-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: rgba(0,0,0,0.2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.mapping-label {
  flex: 1;
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.mapping-required {
  font-size: 10px;
  color: var(--red);
  background: rgba(248,113,113,0.1);
  padding: 1px 5px;
  border-radius: 3px;
}

.mapping-select {
  width: 180px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 12px;
}

.sample-table {
  font-size: 11px;
}

.sample-table th {
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 10px;
  white-space: nowrap;
}

.sample-table td {
  font-size: 11px;
  white-space: nowrap;
}

/* ─── Ask Input (AI Report) ─── */
.ask-input-wrap {
  display: flex;
  flex-direction: column;
}

.ask-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
  min-height: 60px;
  transition: border-color 0.2s;
}

.ask-input:focus {
  outline: none;
  border-color: var(--accent);
}

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

/* ─── App Cards ─── */
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-sm);
}

.app-card {
  position: relative;
  padding: var(--spacing-md) !important;
}

.app-rank {
  position: absolute;
  top: 12px;
  right: 14px;
  font-size: 18px;
  font-weight: 700;
  color: var(--border-light);
  font-variant-numeric: tabular-nums;
}

.app-name {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  padding-right: 40px;
}

.app-meta {
  font-size: 11px;
  color: var(--accent);
  margin-bottom: 4px;
}

.app-company {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 10px;
}

.app-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.app-metric {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.app-metric-label {
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.app-metric-value {
  font-size: 14px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* ─── Region Cards ─── */
.region-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.region-card {
  padding: var(--spacing-md) !important;
  position: relative;
}

.region-rank {
  position: absolute;
  top: 12px;
  right: 14px;
  font-size: 20px;
  font-weight: 700;
  color: var(--border-light);
  font-variant-numeric: tabular-nums;
}

.region-name {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
}

.region-code {
  font-size: 12px;
  color: var(--muted);
  font-weight: 400;
}

.region-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.region-metric {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.region-metric-label {
  font-size: 10px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.region-metric-value {
  font-size: 14px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.region-metric-value.positive { color: var(--green); }
.region-metric-value.negative { color: var(--red); }

.region-score {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--muted);
}

/* ─── Responsive ─── */
@media (max-width: 900px) {
  .main { padding: var(--spacing-sm); }
  .grid-charts { grid-template-columns: 1fr; }
  .grid-charts .card.wide { grid-column: auto; }
  .toolbar { gap: 12px; }
  .chart { height: 350px; }
  .chart.tall { height: 420px; }
  .header { padding: 12px 16px; }
}

@media (min-width: 1200px) {
  .main { padding: 36px 48px; }
}