:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #667085;
  --line: #e6e8ee;
  --paper: #f5f7fb;
  --panel: #ffffff;
  --field: #1f5d9b;
  --clay: #c91f32;
  --gold: #f5c542;
  --navy: #0b1f3a;
  --shadow: 0 18px 44px rgba(11, 31, 58, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

.app {
  width: min(1440px, 100%);
  margin: 0 auto;
  padding: 22px;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(280px, 390px) minmax(0, 1fr);
  min-height: calc(100vh - 44px);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.source-panel {
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 22px;
  padding: 24px;
  color: #f8fbf6;
  background:
    linear-gradient(rgba(11, 31, 58, 0.82), rgba(11, 31, 58, 0.82)),
    linear-gradient(135deg, #0b1f3a 0%, #1f5d9b 58%, #c91f32 100%);
}

.source-visual {
  display: grid;
  place-items: center;
  min-height: 270px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.95);
}

.source-visual img {
  width: min(78%, 235px);
  height: auto;
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.28);
}

.eyebrow {
  margin: 0 0 8px;
  color: inherit;
  opacity: 0.68;
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(2.35rem, 6vw, 4.7rem);
  line-height: 0.94;
  letter-spacing: 0;
}

.source-copy p:not(.eyebrow) {
  max-width: 35rem;
  font-size: 1rem;
  line-height: 1.55;
  color: rgba(248, 251, 246, 0.84);
}

.source-link,
.question-form button {
  min-height: 44px;
  border: 0;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.source-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  color: #fff;
  background: var(--clay);
  text-decoration: none;
}

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

.source-stats div {
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.12);
}

.source-stats dt {
  color: rgba(248, 251, 246, 0.72);
  font-size: 0.78rem;
  font-weight: 800;
}

.source-stats dd {
  margin: 4px 0 0;
  font-size: 1.6rem;
  font-weight: 900;
}

.qa-panel {
  display: grid;
  align-content: start;
  gap: 18px;
  padding: 26px;
}

.question-form {
  display: grid;
  gap: 10px;
}

.question-form label {
  font-size: 1rem;
  font-weight: 900;
}

.ask-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 104px;
  gap: 10px;
}

textarea {
  width: 100%;
  min-height: 86px;
  resize: vertical;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 0;
  color: var(--ink);
  background: var(--panel);
  font: inherit;
  line-height: 1.45;
}

textarea:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(201, 31, 50, 0.35);
  outline-offset: 2px;
}

.question-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #fff;
  background: var(--clay);
}

.question-form button span:first-child {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 2px solid currentColor;
  border-radius: 50%;
  line-height: 1;
}

.source-link:hover,
.question-form button:hover {
  filter: brightness(0.94);
}

.answer-box,
.results-shell {
  padding: 18px;
  border: 1px solid var(--line);
  background: #fff;
}

.answer-box .eyebrow,
.results-header .eyebrow {
  color: var(--muted);
}

#answer {
  line-height: 1.58;
}

#answer h2 {
  margin: 0 0 10px;
  color: var(--navy);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  line-height: 1.08;
  letter-spacing: 0;
}

#answer h3,
.rule-group h3 {
  margin: 0 0 8px;
  color: var(--field);
  font-size: 1rem;
  line-height: 1.25;
}

#answer p {
  margin: 0 0 12px;
}

#answer p:last-child {
  margin-bottom: 0;
}

.muted {
  color: var(--muted);
}

.citation-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.citation-list a {
  display: inline-flex;
  padding: 7px 10px;
  color: var(--navy);
  border: 1px solid var(--line);
  background: #f9faf5;
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
}

.answer-rule {
  margin: 14px 0;
  padding: 14px;
  border-left: 4px solid var(--clay);
  background: #f8fafc;
}

.ai-answer {
  margin: 14px 0;
  padding: 16px;
  border-left: 4px solid var(--clay);
  background: #f8fafc;
}

.ai-status {
  margin: 0 0 12px;
  padding: 10px 12px;
  color: var(--navy);
  border: 1px solid #d9e2f2;
  background: #f1f6fd;
  font-weight: 800;
}

pre {
  margin: 0;
  overflow-x: auto;
  white-space: pre-wrap;
  color: #2b342e;
  font: inherit;
  line-height: 1.5;
}

.layout-preview {
  margin-top: 16px;
}

.layout-preview img {
  display: block;
  width: min(100%, 520px);
  height: auto;
  margin-top: 8px;
  border: 1px solid var(--line);
  background: #fff;
}

.results-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: baseline;
  margin-bottom: 12px;
}

#confidence {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
}

.results {
  display: grid;
  gap: 10px;
}

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

.passage {
  padding: 14px;
  border-left: 4px solid var(--field);
  background: #f8fafc;
}

.passage strong {
  display: block;
  margin-bottom: 6px;
  color: var(--navy);
}

.passage pre {
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  color: #2b342e;
  line-height: 1.48;
  -webkit-line-clamp: 5;
  -webkit-box-orient: vertical;
}

.page-thumb {
  display: inline-block;
  margin-top: 10px;
}

.page-thumb img {
  width: min(220px, 100%);
  height: auto;
  border: 1px solid var(--line);
  background: #fff;
}

mark {
  padding: 0 2px;
  background: rgba(224, 177, 59, 0.42);
}

@media (max-width: 860px) {
  .app {
    padding: 12px;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .source-panel {
    grid-template-columns: minmax(120px, 0.55fr) 1fr;
    grid-template-rows: auto auto;
    align-items: center;
  }

  .source-visual {
    min-height: 170px;
  }

  .source-stats {
    grid-column: 1 / -1;
  }

  h1 {
    max-width: 14ch;
    font-size: 2.45rem;
  }
}

@media (max-width: 620px) {
  .source-panel,
  .qa-panel {
    padding: 16px;
  }

  .source-panel,
  .ask-row {
    grid-template-columns: 1fr;
  }

  .source-copy p:not(.eyebrow) {
    font-size: 0.95rem;
  }

  .question-form button {
    width: 100%;
  }

  .results-header {
    display: block;
  }
}