:root {
  --ink: #1b1712;
  --muted: #6b6358;
  --paper: #f4efe6;
  --card: #fffdf8;
  --line: #e4d9c8;
  --added: #0c6b3d;
  --added-soft: #e6f5ec;
  --removed: #b42318;
  --removed-soft: #fde8e6;
  --changed: #8a5a00;
  --changed-soft: #fff3d6;
  --moved: #1f4e79;
  --moved-soft: #e7eef6;
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}

* { box-sizing: border-box; }
body { margin: 0; }
.shell { max-width: 1120px; margin: 0 auto; padding: 40px 20px 64px; }

.hero { padding: 8px 0 20px; }
.eyebrow {
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 10px;
  color: var(--muted);
}
.hero h1 {
  font-size: clamp(2.6rem, 8vw, 5rem);
  line-height: 0.92;
  margin: 0 0 16px;
  letter-spacing: -0.04em;
}
.lede { font-size: 1.2rem; max-width: 40rem; margin: 0 0 10px; color: #3f3a33; }
.privacy {
  margin: 0;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
  color: var(--ink);
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 10px 28px rgba(40, 28, 12, 0.05);
  padding: 28px;
  margin-top: 18px;
}
.card h2 { margin: 0 0 8px; }
.muted { color: var(--muted); }

.compare-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 18px;
  align-items: stretch;
  margin: 22px 0 24px;
}
.side-label {
  margin: 0 0 10px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}
.vs {
  margin: 0;
  align-self: center;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.dropzone {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  min-height: 160px;
  padding: 28px 22px;
  border: 2px dashed #c8b89a;
  border-radius: 16px;
  cursor: pointer;
  background: #faf6ee;
  text-align: center;
}
.dropzone:hover,
.dropzone.is-over { border-color: var(--ink); background: #fff; }
.dropzone strong { font-size: 1.2rem; }
.dropzone span { color: var(--muted); font-size: 0.95rem; word-break: break-word; }
input[type=file] { position: absolute; width: 1px; height: 1px; opacity: 0; }

button {
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fffdf8;
  border-radius: 12px;
  padding: 14px 22px;
  min-height: 52px;
  min-width: 180px;
  cursor: pointer;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 1rem;
  font-weight: 700;
}
button.secondary {
  background: #fff;
  color: var(--ink);
}
button:disabled { opacity: 0.45; cursor: not-allowed; }

.status {
  min-height: 24px;
  margin: 14px 0 0;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-weight: 600;
}

.processing {
  background: var(--changed-soft);
  border-color: #e6c36a;
}
.kicker {
  margin: 0 0 6px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.results { margin-top: 28px; }
.filter-bar { margin: 22px 0 8px; }
.filters { display: flex; flex-wrap: wrap; gap: 10px; }
.filters button {
  min-width: 120px;
  background: #fff;
  color: var(--ink);
}
.filters button.is-active {
  background: var(--ink);
  color: #fffdf8;
}
.report-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 28px;
  font-family: ui-sans-serif, system-ui, sans-serif;
}
.report-toolbar p { margin: 0; color: var(--muted); }

.decision {
  padding: 28px;
  border-radius: 20px;
  border: 2px solid #e6c36a;
  background: var(--changed-soft);
}
.decision.match {
  background: var(--added-soft);
  border-color: #8dcfab;
}
.decision h2 {
  margin: 0 0 8px;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.03em;
}
.decision p { margin: 0 0 18px; max-width: 46rem; }
.scoreboard {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.scoreboard button,
.scoreboard div {
  display: block;
  width: 100%;
  text-align: left;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 12px;
  min-height: 88px;
  min-width: 0;
  color: var(--ink);
  font: inherit;
}
.scoreboard strong { display: block; font-size: 1.8rem; line-height: 1; }
.scoreboard span {
  display: block;
  margin-top: 8px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.85rem;
  color: var(--muted);
}
.tone-added { box-shadow: inset 0 -4px 0 var(--added); }
.tone-removed { box-shadow: inset 0 -4px 0 var(--removed); }
.tone-changed { box-shadow: inset 0 -4px 0 var(--changed); }
.tone-moved { box-shadow: inset 0 -4px 0 var(--moved); }

.findings { display: grid; gap: 22px; margin-top: 20px; }
.finding-group { display: grid; gap: 14px; }
.finding-group h2 { margin: 8px 0 0; font-size: 1.35rem; }
.arrow {
  margin: 0 0 12px;
  text-align: center;
  color: var(--muted);
  font-size: 1.2rem;
}
.finding {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px;
}
.finding header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.finding h3 { margin: 0; font-size: 1.15rem; }
.badge {
  margin: 0;
  padding: 6px 10px;
  border-radius: 999px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.type-added .badge { background: var(--added-soft); color: var(--added); }
.type-removed .badge { background: var(--removed-soft); color: var(--removed); }
.type-changed .badge { background: var(--changed-soft); color: var(--changed); }
.type-moved .badge { background: var(--moved-soft); color: var(--moved); }
.content-block {
  margin: 0 0 12px;
  padding: 14px 16px;
  border-radius: 12px;
  background: #f6f1e7;
}
.content-block:last-child { margin-bottom: 0; }
.content-block p {
  margin: 0 0 6px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.content-block pre {
  margin: 0;
  white-space: pre-wrap;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 1.05rem;
  color: var(--ink);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.8rem;
}

@media (max-width: 800px) {
  .compare-grid { grid-template-columns: 1fr; }
  .vs { text-align: center; }
  .scoreboard { grid-template-columns: 1fr 1fr; }
  .report-toolbar, footer { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 700px) {
  .shell { padding: 24px 14px 48px; }
  .card { padding: 20px; }
}