:root {
  color-scheme: light;
  --bg: #f6f7f4;
  --surface: #ffffff;
  --surface-2: #eef3ee;
  --text: #202420;
  --muted: #667063;
  --line: #d8ded6;
  --accent: #236b5b;
  --accent-2: #9c4f30;
  --danger: #a33434;
  --shadow: 0 16px 40px rgba(24, 35, 28, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  letter-spacing: 0;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  border-radius: 6px;
  min-height: 36px;
  padding: 0 12px;
  cursor: pointer;
}

button:hover {
  border-color: var(--accent);
}

button.primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

input,
select {
  width: 100%;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
  padding: 0 10px;
  color: var(--text);
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.86);
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(12px);
}

.topbar h1 {
  margin: 0;
  font-size: 22px;
}

.topbar p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.icon-button {
  width: 40px;
  padding: 0;
  font-size: 20px;
}

.layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 18px;
  padding: 18px;
}

.sidebar,
.workspace {
  min-width: 0;
}

.sidebar {
  display: grid;
  align-content: start;
  gap: 14px;
}

.panel,
.wide-panel,
.metric {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.panel,
.wide-panel {
  padding: 14px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

h2 {
  margin: 0;
  font-size: 15px;
}

.field-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 42px;
  gap: 8px;
}

#initProjectBtn {
  margin-top: 8px;
}

.list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.project-item {
  display: grid;
  gap: 2px;
  text-align: left;
  height: auto;
  min-height: 52px;
  padding: 8px 10px;
}

.project-item.active {
  border-color: var(--accent);
  background: var(--surface-2);
}

.project-item strong {
  font-size: 14px;
}

.project-item span {
  color: var(--muted);
  font-size: 12px;
}

.mini-log {
  min-height: 38px;
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

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

button.full {
  width: 100%;
}

.site-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  align-items: end;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
}

.check-row input {
  width: 16px;
  min-height: 16px;
}

.extractor-options {
  display: none;
  gap: 8px;
}

.extractor-options.active {
  display: grid;
}

.extractor-options button {
  width: 100%;
}

.discovered-links {
  display: grid;
  gap: 6px;
  margin-top: 10px;
  max-height: 280px;
  overflow: auto;
}

.discovered-link {
  display: grid;
  gap: 2px;
  min-height: 44px;
  padding: 7px 8px;
  text-align: left;
  overflow-wrap: anywhere;
}

.discovered-link span {
  color: var(--muted);
  font-size: 11px;
}

.tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 10px;
}

.tab {
  white-space: nowrap;
}

.tab.active {
  background: var(--text);
  color: white;
  border-color: var(--text);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: grid;
  gap: 14px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 12px;
}

.metric {
  padding: 14px;
}

.metric span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 20px;
  overflow-wrap: anywhere;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-2);
  font-size: 12px;
}

.toolbar {
  display: flex;
  gap: 8px;
  align-items: center;
}

.toolbar.wrap {
  flex-wrap: wrap;
}

.toolbar select {
  max-width: 240px;
}

.merge-bar {
  display: grid;
  grid-template-columns: minmax(120px, 180px) minmax(120px, 180px) 80px;
  gap: 8px;
}

.table {
  overflow-x: auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

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

th {
  color: var(--muted);
  background: #fafbf8;
  font-size: 12px;
}

.claim-list {
  display: grid;
  gap: 10px;
}

.claim-card {
  display: grid;
  gap: 8px;
  padding: 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.claim-main {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.predicate {
  color: var(--accent);
  font-weight: 800;
}

.confidence {
  margin-left: auto;
  color: var(--accent-2);
  font-weight: 800;
}

.evidence {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.claim-actions {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) 90px;
  gap: 8px;
}

.recommend-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 10px;
}

#toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  max-width: min(420px, calc(100vw - 36px));
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--text);
  color: white;
  opacity: 0;
  transform: translateY(10px);
  transition: 180ms ease;
  pointer-events: none;
  font-size: 13px;
}

#toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .summary-grid,
  .split,
  .recommend-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .topbar {
    padding: 14px;
  }

  .layout {
    padding: 12px;
  }

  .summary-grid,
  .split,
  .recommend-grid,
  .claim-actions,
  .merge-bar,
  .site-controls {
    grid-template-columns: 1fr;
  }
}