:root {
  --bg: #f5f1e8;
  --panel: #fffdf8;
  --ink: #152534;
  --muted: #51606d;
  --accent: #8f5f3f;
  --accent-dark: #71452b;
  --border: #dfd6c4;
  --shadow: 0 10px 30px rgba(21, 37, 52, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(143, 95, 63, 0.09), transparent 28%),
    linear-gradient(180deg, #f7f3ec 0%, #fefcf8 300px, #ffffff 100%);
}

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

a:hover {
  text-decoration: underline;
}

.shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px 56px;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
}

.brand {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.96rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 28px;
  align-items: center;
  padding: 28px 0 18px;
}

.eyebrow {
  color: var(--accent-dark);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.84rem;
  margin-bottom: 10px;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.02;
  margin: 0 0 16px;
}

h2 {
  font-size: 1.75rem;
  margin: 0 0 12px;
}

h3 {
  font-size: 1.15rem;
  margin: 0 0 10px;
}

.lede {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 20px;
}

.claim {
  background: linear-gradient(135deg, rgba(143, 95, 63, 0.12), rgba(143, 95, 63, 0.03));
  border: 1px solid rgba(143, 95, 63, 0.2);
  border-radius: 18px;
  padding: 16px 18px;
  font-size: 1.08rem;
  line-height: 1.7;
  box-shadow: var(--shadow);
}

.hero img,
.figure-card img,
.feature-figure img {
  width: 100%;
  display: block;
  border-radius: 18px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  background: #fff;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin: 22px 0 8px;
}

.card,
.figure-card,
.text-panel,
.step {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.card {
  padding: 18px;
}

.card .metric {
  font-size: 1.7rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.section {
  margin-top: 42px;
}

.section-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

.text-panel {
  padding: 20px 22px;
  line-height: 1.7;
}

.figure-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
}

.figure-card {
  overflow: hidden;
}

.figure-card .copy {
  padding: 16px 18px 18px;
}

.feature-figure {
  margin-top: 18px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.step {
  padding: 18px;
}

.step .num {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(143, 95, 63, 0.12);
  color: var(--accent-dark);
  font-weight: 700;
  margin-bottom: 12px;
}

.kicker {
  color: var(--muted);
  font-size: 0.96rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}

.button.secondary {
  background: transparent;
  color: var(--accent-dark);
}

.button,
button.button {
  cursor: pointer;
}

.note {
  color: var(--muted);
  font-size: 0.95rem;
}

.demo-layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 18px;
  align-items: start;
}

.demo-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 20px 22px;
}

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

.preset-option {
  width: 100%;
  display: grid;
  gap: 6px;
  text-align: left;
  padding: 14px 15px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--ink);
  font: inherit;
  box-shadow: var(--shadow);
}

.preset-option span {
  color: var(--muted);
  line-height: 1.55;
}

.preset-option.active {
  border-color: rgba(143, 95, 63, 0.45);
  background: rgba(143, 95, 63, 0.07);
}

.slider-group {
  margin-top: 12px;
}

.slider-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
  align-items: baseline;
}

.slider-head label {
  color: var(--muted);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.demo-match-note {
  margin-top: 18px;
  padding: 14px 15px;
  border-radius: 14px;
  border: 1px dashed var(--border);
  background: rgba(255, 255, 255, 0.74);
  line-height: 1.6;
}

.demo-result-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.demo-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  background: rgba(143, 95, 63, 0.12);
  color: var(--accent-dark);
  font-size: 0.9rem;
  font-weight: 700;
}

.demo-result-cards {
  margin-top: 18px;
}

.demo-card .metric {
  font-size: 1.55rem;
}

.demo-intervention {
  font-size: 1.12rem !important;
  line-height: 1.35;
}

.demo-result-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
  margin-top: 18px;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}

.pill.high {
  background: #f8d7d4;
  color: #9b2c2c;
}

.pill.moderate {
  background: #fff1dd;
  color: #9a5d00;
}

.pill.low {
  background: #e4f4e8;
  color: #2d6b3f;
}

pre {
  overflow-x: auto;
  background: #151d24;
  color: #f8fafc;
  padding: 14px 16px;
  border-radius: 14px;
  font-size: 0.92rem;
  line-height: 1.55;
}

code {
  font-family: Consolas, "Courier New", monospace;
}

ul {
  line-height: 1.7;
}

.footer {
  margin-top: 56px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 860px) {
  .hero,
  .demo-layout,
  .demo-result-grid {
    grid-template-columns: 1fr;
  }
}