src/app/globals.css

@import "@xyflow/react/dist/style.css";

:root {
  --bg: #101419;
  --panel: #f4f1e8;
  --panel-soft: #ebe7da;
  --ink: #192024;
  --muted: #69706f;
  --line: rgba(25, 32, 36, 0.16);
  --teal: #5bb8ad;
  --coral: #df765f;
  --gold: #d7a64f;
  --blue: #4c78c7;
  --danger: #b74d4d;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  background:
    radial-gradient(circle at 15% 18%, rgba(91, 184, 173, 0.22), transparent 30%),
    radial-gradient(circle at 84% 12%, rgba(223, 118, 95, 0.18), transparent 28%),
    linear-gradient(135deg, #101419 0%, #1d2427 52%, #17191f 100%);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: 0;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

.venice-shell {
  height: 100vh;
  overflow: hidden;
  position: relative;
}

.topbar {
  align-items: center;
  display: flex;
  gap: 14px;
  left: 20px;
  position: absolute;
  right: 20px;
  top: 18px;
  z-index: 20;
}

.brand {
  align-items: center;
  background: rgba(244, 241, 232, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 8px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.22);
  display: flex;
  gap: 10px;
  padding: 10px 12px;
}

.brand-mark {
  align-items: center;
  background: var(--ink);
  border-radius: 6px;
  color: var(--panel);
  display: inline-flex;
  height: 32px;
  justify-content: center;
  width: 32px;
}

.brand h1 {
  font-size: 16px;
  line-height: 1;
  margin: 0;
}

.brand p {
  color: var(--muted);
  font-size: 12px;
  margin: 3px 0 0;
  white-space: nowrap;
}

.search-panel {
  align-items: stretch;
  background: rgba(244, 241, 232, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 8px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.22);
  display: grid;
  flex: 1;
  gap: 10px;
  grid-template-columns: minmax(240px, 1fr) auto auto;
  min-width: 0;
  padding: 10px;
}

.query-input,
.branch-input {
  background: #fffdf6;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  min-width: 0;
  outline: none;
  padding: 12px 13px;
}

.query-input:focus,
.branch-input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(91, 184, 173, 0.18);
}

.file-button,
.primary-button,
.icon-button,
.pill-button {
  align-items: center;
  border: 0;
  border-radius: 6px;
  display: inline-flex;
  font-weight: 700;
  gap: 8px;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
}

.file-button {
  background: #ebe7da;
  color: var(--ink);
  position: relative;
}

.file-button input {
  inset: 0;
  opacity: 0;
  position: absolute;
}

.primary-button {
  background: var(--ink);
  color: var(--panel);
}

.primary-button:disabled,
.icon-button:disabled,
.pill-button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.canvas {
  height: 100%;
  width: 100%;
}

.react-flow__pane {
  cursor: grab;
}

.react-flow__pane.dragging {
  cursor: grabbing;
}

.react-flow__background {
  opacity: 0.55;
}

.react-flow__controls {
  background: rgba(244, 241, 232, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 8px;
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.22);
  overflow: hidden;
}

.image-node {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.28);
  overflow: hidden;
  width: 760px;
}

.image-node.selected {
  box-shadow:
    0 0 0 3px rgba(91, 184, 173, 0.85),
    0 24px 80px rgba(0, 0, 0, 0.34);
}

.node-handle {
  background: var(--teal);
  border: 2px solid var(--panel);
  height: 12px;
  width: 12px;
}

.node-image-wrap {
  background: #192024;
  height: 500px;
  overflow: hidden;
  position: relative;
}

.node-image-wrap img {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.node-badge {
  background: rgba(25, 32, 36, 0.82);
  border-radius: 999px;
  color: #fffdf6;
  font-size: 11px;
  font-weight: 700;
  left: 12px;
  padding: 7px 10px;
  position: absolute;
  top: 12px;
}

.node-body {
  padding: 18px;
}

.node-title {
  color: var(--ink);
  font-size: 24px;
  line-height: 1.2;
  margin: 0;
}

.node-summary {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.45;
  margin: 10px 0 14px;
}

.fact-overlay {
  align-items: flex-end;
  background: linear-gradient(to top, rgba(16, 20, 25, 0.72), rgba(16, 20, 25, 0));
  bottom: 0;
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  left: 0;
  padding: 82px 16px 16px;
  position: absolute;
  right: 0;
}

.fact-pin {
  background: rgba(255, 253, 246, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 7px;
  color: var(--ink);
  min-width: 0;
  padding: 9px 10px;
}

.fact-pin span,
.fact-card strong {
  display: block;
  font-size: 12px;
  font-weight: 800;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fact-pin small {
  color: var(--muted);
  display: block;
  font-size: 11px;
  line-height: 1.3;
  margin-top: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fact-grid {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 0 12px;
}

.fact-card {
  background: #fffdf6;
  border: 1px solid var(--line);
  border-radius: 6px;
  min-width: 0;
  padding: 9px;
}

.fact-card span {
  color: var(--muted);
  display: -webkit-box;
  font-size: 11px;
  line-height: 1.32;
  margin-top: 4px;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.source-list {
  display: grid;
  gap: 7px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 10px;
}

.source-chip {
  align-items: center;
  background: #fffdf6;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  display: grid;
  gap: 2px;
  grid-template-columns: 1fr auto;
  min-width: 0;
  padding: 8px 9px;
}

.source-chip span {
  font-size: 12px;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-chip small {
  color: var(--muted);
  font-size: 11px;
  grid-column: 1 / -1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.branch-dock {
  background: rgba(244, 241, 232, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 8px;
  bottom: 20px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.24);
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr auto;
  left: 50%;
  max-width: 760px;
  padding: 10px;
  position: absolute;
  transform: translateX(-50%);
  width: calc(100% - 40px);
  z-index: 20;
}

.branch-meta {
  color: var(--muted);
  font-size: 12px;
  grid-column: 1 / -1;
  padding: 0 2px;
}

.suggestions {
  display: flex;
  gap: 8px;
  grid-column: 1 / -1;
  overflow-x: auto;
  padding-bottom: 2px;
}

.pill-button {
  background: #ebe7da;
  color: var(--ink);
  font-size: 12px;
  min-height: 34px;
  white-space: nowrap;
}

.toast {
  background: rgba(244, 241, 232, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 8px;
  bottom: 22px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.24);
  color: var(--ink);
  left: 20px;
  max-width: 360px;
  padding: 13px 14px;
  position: absolute;
  z-index: 21;
}

.toast strong {
  display: block;
  font-size: 13px;
  margin-bottom: 4px;
}

.toast p {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
  margin: 0;
}

.spin {
  animation: spin 0.85s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.empty-state {
  color: rgba(244, 241, 232, 0.78);
  left: 50%;
  max-width: 520px;
  position: absolute;
  text-align: center;
  top: 52%;
  transform: translate(-50%, -50%);
  z-index: 1;
}

.empty-state h2 {
  color: #fffdf6;
  font-size: 42px;
  line-height: 1.02;
  margin: 0 0 12px;
}

.empty-state p {
  line-height: 1.5;
  margin: 0;
}

@media (max-width: 760px) {
  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .brand {
    width: 100%;
  }

  .search-panel {
    grid-template-columns: 1fr;
  }

  .empty-state h2 {
    font-size: 32px;
  }

  .branch-dock {
    grid-template-columns: 1fr;
  }

  .image-node {
    width: 680px;
  }

  .node-image-wrap {
    height: 440px;
  }

  .fact-grid,
  .source-list {
    grid-template-columns: 1fr;
  }
}