/* Merlino design system — Palantir-inspired dark intelligence dashboard */
:root {
  --bg:        #0A0E1A;
  --surface:   #131825;
  --surface-2: #1C2333;
  --surface-3: #232C40;
  --ink:       #F3F4F6;
  --muted:     #9CA3AF;
  --dim:       #6B7280;
  --line:      rgba(243,244,246,0.08);
  --line-med:  rgba(243,244,246,0.14);
  --accent:    #F97316;
  --accent-2:  #FB923C;
  --teal:      #FB923C;
  --green:     #F97316;
  --amber:     #FB923C;
  --red:       #EF4444;
  --shadow:    0 1px 3px rgba(0,0,0,0.5), 0 8px 32px rgba(0,0,0,0.6);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.4), 0 2px 8px rgba(0,0,0,0.4);
  --radius:    12px;
  --radius-sm: 8px;
  --radius-xs: 5px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--bg);
  font-family: "Geist", "Inter", sans-serif;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Scan-line texture */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(230,237,243,0.018) 1px, transparent 1px);
  background-size: 100% 2px;
  z-index: 0;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(1380px, calc(100vw - 64px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

/* ─── Typography ─── */
h1, h2, h3 { margin: 0; }

h1 {
  font-family: "Fraunces", Georgia, serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.03em;
  font-optical-sizing: auto;
  font-variation-settings: "opsz" 144;
}

h2 {
  font-family: "Fraunces", Georgia, serif;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-optical-sizing: auto;
  font-variation-settings: "opsz" 144;
}

h3 {
  font-family: "Geist", "Inter", sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
}

/* ─── Header bar ─── */
.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 16px 24px;
  margin-bottom: 20px;
  background: var(--surface);
  border: 1px solid var(--line-med);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.hero-copy {
  display: flex;
  align-items: center;
  gap: 20px;
}

.hero-copy h1 {
  font-size: 32px;
}

.eyebrow {
  margin: 0;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--dim);
  font-family: "Geist", "Inter", sans-serif;
  white-space: nowrap;
}

.hero-divider {
  width: 1px;
  height: 32px;
  background: var(--line-med);
  flex-shrink: 0;
}

.hero-text {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  max-width: 400px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.status-text {
  margin: 0;
  font-size: 11px;
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
  white-space: nowrap;
}

/* ─── Panel ─── */
.panel {
  background: var(--surface);
  border: 1px solid var(--line-med);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 20px;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.section-kicker {
  margin: 0 0 5px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--dim);
  font-family: "Geist", "Inter", sans-serif;
}

.panel-note {
  margin: 0;
  font-size: 11px;
  color: var(--dim);
  font-family: "JetBrains Mono", monospace;
  text-align: right;
}

/* ─── Radar (full-width) ─── */
.radar-panel { /* inherits .panel */ }

.radar-frame {
  position: relative;
  min-height: 520px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--surface-2);
  background-image:
    linear-gradient(90deg, rgba(230,237,243,0.03) 1px, transparent 1px),
    linear-gradient(rgba(230,237,243,0.03) 1px, transparent 1px);
  background-size: 20% 100%, 100% 20%;
  overflow: hidden;
}

.radar-axis {
  position: absolute;
  z-index: 2;
  font-size: 10px;
  font-weight: 500;
  color: var(--dim);
  font-family: "JetBrains Mono", monospace;
}

.radar-axis-x {
  right: 16px;
  bottom: 12px;
}

.radar-axis-y {
  top: 16px;
  left: 12px;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.bubble-chart {
  position: relative;
  min-height: 520px;
}

/* ─── Bubbles ─── */
.bubble {
  position: absolute;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 16px;
  border-radius: 999px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
  font-family: "Geist", "Inter", sans-serif;
  line-height: 1.3;
  transform: translate(-50%, -50%);
  cursor: pointer;
  transition: box-shadow 150ms ease, transform 150ms ease, opacity 150ms ease;
  overflow: hidden;
}

.bubble:hover {
  transform: translate(-50%, -50%) scale(1.04);
  box-shadow: 0 16px 48px rgba(0,0,0,0.55);
  z-index: 10;
}

.bubble span {
  max-width: 80%;
  word-break: normal;
  overflow-wrap: normal;
  hyphens: none;
  text-wrap: balance;
}

.bubble-catchall {
  background: rgba(110, 118, 129, 0.10) !important;
  border: 1.5px dashed rgba(110, 118, 129, 0.35) !important;
  font-size: 11px;
  opacity: 0.65;
  color: var(--muted);
}

.bubble-catchall:hover {
  opacity: 1;
}

/* ─── Cluster list (full-width below radar) ─── */
.cluster-panel { /* inherits .panel */ }

.cluster-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.cluster-card {
  padding: 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--surface-2);
  transition: border-color 150ms ease, background 150ms ease;
  cursor: pointer;
}

.cluster-card:hover {
  border-color: var(--line-med);
  background: var(--surface-3);
}

.cluster-topline {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 9px;
  border-radius: var(--radius-xs);
  background: rgba(249,115,22,0.12);
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  font-family: "Geist", "Inter", sans-serif;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  flex-shrink: 0;
}

.cluster-summary,
.anomaly-card p,
.source-card p,
.signal-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.metrics-row, .cluster-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.metric-chip {
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--line);
  background: transparent;
  font-size: 11px;
  color: var(--muted);
  font-family: "JetBrains Mono", monospace;
}

.keyword-chip {
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--line);
  background: transparent;
  font-size: 11px;
  color: var(--dim);
  font-family: "Geist", "Inter", sans-serif;
}

/* ── cluster stat chips ─────────────────────────────────── */
.cluster-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 0;
}

.stat-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 9px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--line);
  background: transparent;
  font-size: 11px;
  font-family: "JetBrains Mono", monospace;
  color: var(--muted);
  cursor: pointer;
  transition: border-color 120ms ease, color 120ms ease;
  position: relative;
  white-space: nowrap;
}

.stat-chip:hover {
  border-color: var(--accent);
  color: var(--text);
}

.stat-chip__label {
  color: var(--dim);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat-chip__value {
  color: var(--text);
  font-weight: 600;
}

.stat-chip__value--pos { color: #4ade80; }
.stat-chip__value--neg { color: #f87171; }

/* ── stat tooltip popup ─────────────────────────────────── */
.stat-tooltip {
  position: fixed;
  z-index: 9999;
  max-width: 260px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-med);
  background: var(--surface-3);
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
  pointer-events: none;
  opacity: 0;
  transition: opacity 120ms ease;
}

.stat-tooltip.visible {
  opacity: 1;
  pointer-events: auto;
}

.stat-tooltip__title {
  font-family: "Geist", "Inter", sans-serif;
  font-weight: 600;
  font-size: 12px;
  color: var(--text);
  margin-bottom: 5px;
}

.source-badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: var(--radius-xs);
  font-size: 11px;
  font-weight: 600;
  color: white;
  text-decoration: none;
  font-family: "Geist", "Inter", sans-serif;
  opacity: 0.9;
  transition: opacity 100ms ease;
}

.source-badge:hover {
  opacity: 1;
}

.source-badge-button {
  cursor: pointer;
  border: 0;
  font: inherit;
}

.source-badge-button:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}

/* ─── Watch Areas (4-column row) ─── */
.watch-areas-section {
  margin-bottom: 20px;
}

.watch-areas-section .panel {
  margin-bottom: 0;
}

.watch-areas-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.watch-area-card {
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  border-top-width: 2px;
  background: var(--surface-2);
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
}

.watch-area-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.watch-area-name {
  margin: 0;
  font-family: "Geist", "Inter", sans-serif;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}

.watch-area-count {
  flex-shrink: 0;
  padding: 2px 7px;
  border-radius: var(--radius-xs);
  font-size: 11px;
  font-weight: 600;
  color: white;
  font-variant-numeric: tabular-nums;
  font-family: "Geist", "Inter", sans-serif;
}

.watch-area-desc {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.45;
}

.watch-area-signals {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  height: 260px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--line-med) transparent;
}

.watch-area-signals::-webkit-scrollbar {
  width: 4px;
}

.watch-area-signals::-webkit-scrollbar-track {
  background: transparent;
}

.watch-area-signals::-webkit-scrollbar-thumb {
  background: var(--line-med);
  border-radius: 2px;
}

.watch-area-signal-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.watch-area-signal-link {
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
  color: var(--ink);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 100ms ease;
}

.watch-area-signal-link:hover {
  color: var(--accent);
}

.watch-area-signal-source {
  font-size: 10px;
  color: var(--dim);
  font-family: "JetBrains Mono", monospace;
}

.watch-area-empty {
  font-size: 12px;
  color: var(--dim);
  font-style: italic;
}

/* ─── Trending ─── */
.trending-section {
  margin-bottom: 20px;
}

.trending-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.trending-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--line);
  background: var(--surface-2);
  font-size: 12px;
  transition: border-color 150ms ease;
}

.trending-item:hover {
  border-color: var(--line-med);
}

.trending-name {
  font-weight: 500;
  text-decoration: none;
  color: var(--ink);
}

.trending-name:hover {
  color: var(--accent);
}

.trending-meta {
  display: flex;
  gap: 6px;
  color: var(--dim);
  font-size: 11px;
  font-family: "JetBrains Mono", monospace;
}

.trending-lang { font-weight: 500; color: var(--muted); }
.trending-stars { color: var(--amber); }

/* ─── Stats bar (bottom) ─── */
.summary-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  padding: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 4px;
}

.summary-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-right: 1px solid var(--line);
  flex: 1;
  min-width: 160px;
}

.summary-card:last-child {
  border-right: 0;
}

.summary-card p {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.3;
}

.summary-card strong {
  font-family: "Fraunces", Georgia, serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  font-variation-settings: "opsz" 144;
  letter-spacing: -0.02em;
  line-height: 1;
  display: block;
  margin-top: 2px;
}

/* ─── Modal ─── */
.modal-shell {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 24px;
}

.modal-shell.is-hidden {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: min(860px, calc(100vw - 32px));
  max-height: min(82vh, 900px);
  overflow: auto;
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line-med);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.cluster-meta {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--muted);
}

.modal-close {
  border: 1px solid var(--line-med);
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-family: "Geist", "Inter", sans-serif;
  font-size: 12px;
  font-weight: 500;
  transition: color 150ms ease, border-color 150ms ease;
  flex-shrink: 0;
}

.modal-close:hover {
  color: var(--ink);
  border-color: var(--muted);
}

.modal-close:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}

.modal-body {
  display: grid;
  gap: 10px;
}

.modal-signal-card {
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--surface-2);
}

.modal-signal-card h3 {
  margin: 0 0 5px;
  font-size: 13px;
  font-weight: 500;
}

.modal-signal-card p {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

/* Source/signal cards inside modal */
.signal-list, .source-list, .anomaly-list {
  display: grid;
  gap: 10px;
}

.signal-card, .source-card, .anomaly-card {
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--surface-2);
}

.signal-topline, .source-topline {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

/* ─── Table ─── */
.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
}

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

th {
  font-size: 10px;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: "Geist", "Inter", sans-serif;
  font-weight: 600;
}

td strong { display: block; }

.score {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.score-high { color: var(--green); }
.score-medium { color: var(--teal); }
.score-low { color: var(--muted); }

a { color: inherit; }

/* ─── Responsive ─── */
@media (max-width: 1080px) {
  .page-shell {
    width: calc(100vw - 40px);
  }

  .watch-areas-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cluster-list {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  }

  .hero {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero-text {
    display: none;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: calc(100vw - 24px);
    padding-top: 16px;
  }

  .watch-areas-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero {
    padding: 14px;
  }

  .panel {
    padding: 16px;
    border-radius: var(--radius-sm);
  }

  .radar-frame,
  .bubble-chart {
    min-height: 380px;
  }

  .bubble {
    font-size: 10px;
  }

  .cluster-list {
    grid-template-columns: 1fr;
  }

  .summary-card {
    min-width: 120px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}