:root {
  color-scheme: light;
  --bg: #f7f8fb;
  --surface: #ffffff;
  --surface-2: #edf1f7;
  --text: #172033;
  --muted: #5d6b82;
  --line: #d9e0ea;
  --accent: #1d6f8f;
  --accent-2: #0f4c5c;
  --warning: #a66c00;
  --risk: #a33535;
  --ok: #1f7a4d;
  --shadow: 0 16px 45px rgba(25, 36, 54, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header {
  align-items: center;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 24px;
  justify-content: space-between;
  min-height: 72px;
  padding: 16px clamp(20px, 5vw, 64px);
  position: sticky;
  top: 0;
  z-index: 5;
}

.brand {
  align-items: center;
  color: var(--text);
  display: inline-flex;
  font-size: 18px;
  font-weight: 700;
  gap: 10px;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  align-items: center;
  background: var(--accent-2);
  color: #fff;
  display: inline-flex;
  font-size: 16px;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.nav a {
  color: var(--muted);
  font-size: 15px;
}

.nav a[aria-current="page"] {
  color: var(--text);
  font-weight: 700;
}

main {
  padding: 0 clamp(20px, 5vw, 64px) 64px;
}

.hero {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.8fr);
  min-height: calc(100vh - 112px);
  padding: 64px 0 32px;
}

.hero-content,
.page-head {
  max-width: 850px;
}

.page-head {
  padding: 56px 0 24px;
}

.eyebrow {
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  margin: 0 0 10px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(40px, 7vw, 76px);
  letter-spacing: 0;
  line-height: 0.98;
  margin-bottom: 22px;
  max-width: 960px;
}

h2 {
  font-size: 28px;
  line-height: 1.15;
  margin-bottom: 16px;
}

h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.lead {
  color: var(--muted);
  font-size: 20px;
  max-width: 780px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.button {
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text);
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-weight: 700;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
}

.button:hover {
  border-color: var(--accent);
  text-decoration: none;
}

.button.primary {
  background: var(--accent-2);
  border-color: var(--accent-2);
  color: #fff;
}

.button.small {
  min-height: 36px;
  padding: 7px 12px;
}

.status-panel,
.panel,
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.status-panel {
  align-self: end;
  padding: 24px;
}

.status-panel ol {
  margin-bottom: 0;
  padding-left: 20px;
}

.section {
  padding: 48px 0;
}

.section-heading {
  margin-bottom: 22px;
  max-width: 720px;
}

.grid {
  display: grid;
  gap: 18px;
}

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

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

.card,
.panel {
  padding: 24px;
}

.split {
  align-items: center;
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
}

.align-start {
  align-items: start;
}

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

.rule-list.compact {
  margin-top: 18px;
}

.rule-list div {
  background: var(--surface-2);
  border-left: 4px solid var(--accent);
  font-weight: 700;
  padding: 14px 16px;
}

.feature-link {
  color: var(--text);
  display: grid;
  gap: 10px;
}

.feature-link:hover {
  border-color: var(--accent);
  text-decoration: none;
}

.feature-link span {
  color: var(--muted);
}

.feature-link strong {
  font-size: 22px;
  line-height: 1.2;
}

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

table {
  border-collapse: collapse;
  min-width: 780px;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--surface-2);
  color: var(--text);
  font-size: 14px;
}

.badge {
  background: #e8eef8;
  color: #28405f;
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  padding: 4px 8px;
}

.badge.caution {
  background: #fff1d2;
  color: var(--warning);
}

.badge.risk {
  background: #fde3e3;
  color: var(--risk);
}

.badge.research {
  background: #dff4e9;
  color: var(--ok);
}

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

.form-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

label {
  color: var(--text);
  display: grid;
  font-weight: 700;
  gap: 7px;
}

input,
textarea,
select {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--text);
  font: inherit;
  min-height: 42px;
  padding: 10px 12px;
  width: 100%;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--accent);
  outline: 2px solid rgba(29, 111, 143, 0.16);
}

.check-list {
  display: grid;
  gap: 9px;
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.check-list li {
  background: var(--surface-2);
  padding: 10px 12px;
}

.note {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 0;
}

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

.case-list {
  display: grid;
  gap: 12px;
}

.metric-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 18px 0;
}

.metric-grid div {
  background: var(--surface-2);
  padding: 14px;
}

.metric-grid strong {
  display: block;
  font-size: 26px;
}

.metric-grid span {
  color: var(--muted);
  font-size: 14px;
}

.case-item {
  background: var(--surface-2);
  border: 1px solid var(--line);
  padding: 14px;
}

.case-item h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.case-meta {
  color: var(--muted);
  display: grid;
  font-size: 14px;
  gap: 4px;
}

.facet-list {
  display: grid;
  gap: 16px;
}

.facet-group {
  display: grid;
  gap: 8px;
}

.facet-group h3 {
  font-size: 16px;
  margin-bottom: 0;
}

.facet-row {
  align-items: center;
  background: var(--surface-2);
  display: flex;
  gap: 12px;
  justify-content: space-between;
  padding: 9px 11px;
}

.precedent-item {
  background: var(--surface);
}

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

.result-head h3 {
  margin-bottom: 0;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}

.tag-list span {
  background: #eef5f8;
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 700;
  padding: 5px 8px;
}

.result-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-weight: 700;
}

.link-button {
  background: transparent;
  border: 0;
  color: var(--accent);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  padding: 0;
}

.link-button:hover {
  text-decoration: underline;
}

.decision-dialog {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  color: var(--text);
  max-height: min(82vh, 860px);
  max-width: min(980px, calc(100vw - 32px));
  padding: 0;
  width: 100%;
}

.decision-dialog::backdrop {
  background: rgba(23, 32, 51, 0.48);
}

.dialog-head {
  align-items: start;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 16px;
  justify-content: space-between;
  padding: 20px;
  position: sticky;
  top: 0;
}

.dialog-head h2 {
  margin-bottom: 0;
}

.decision-detail {
  background: var(--surface);
  display: grid;
  gap: 16px;
  padding: 20px;
}

.decision-detail .case-meta {
  background: var(--surface-2);
  padding: 12px;
}

.decision-text {
  background: #fbfcfe;
  border: 1px solid var(--line);
  max-height: 52vh;
  overflow: auto;
  padding: 16px;
  white-space: pre-wrap;
}

.empty-state {
  color: var(--muted);
  margin-bottom: 0;
}

.disclaimer {
  background: #fff7df;
  border: 1px solid #ecd28b;
  color: #4d3c12;
  padding: 18px 20px;
}

.footer {
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  padding: 24px clamp(20px, 5vw, 64px);
}

@media (max-width: 860px) {
  .site-header,
  .hero,
  .split,
  .form-grid,
  .metric-grid,
  .grid.two,
  .grid.three {
    grid-template-columns: 1fr;
  }

  .site-header {
    align-items: flex-start;
    display: grid;
  }

  .hero {
    min-height: auto;
    padding-top: 42px;
  }

  h1 {
    font-size: 42px;
  }
}