:root {
  --bg: #fcf8d8;
  --panel: #ffffff;
  --panel-2: #d9dadf;
  --text: #1f2420;
  --muted: #5f605a;
  --accent: #dd700b;
  --good: #2f6d3f;
  --warn: #c56a10;
  --bad: #b6472d;
  --border: #adaca7;
  --soft: #7c7d75;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, Segoe UI, Roboto, Arial, sans-serif;
  background: linear-gradient(180deg, #fcf8d8 0%, #f2f0db 100%);
  color: var(--text);
}

.container { max-width: 1120px; margin: 0 auto; padding: 20px; }

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(6px);
  background: rgba(252, 248, 216, 0.92);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.brand { font-weight: 700; color: var(--text); text-decoration: none; }
.nav-links { display: flex; gap: 10px; flex-wrap: wrap; }
.nav-links a {
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 14px;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); border-color: var(--accent); background: #fff; }

h1 { font-size: clamp(28px, 5vw, 42px); margin: 10px 0 8px; }
h2 { margin: 24px 0 10px; font-size: 24px; }
h3 { margin: 16px 0 8px; font-size: 18px; }
p { color: var(--muted); line-height: 1.65; }

.hero {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(221, 112, 11, 0.12), rgba(173, 172, 167, 0.25));
  box-shadow: 0 14px 30px rgba(124, 125, 117, 0.18);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.metric-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
}
.metric-card .label { color: var(--muted); font-size: 13px; }
.metric-card .value { font-size: 28px; font-weight: 700; margin-top: 4px; }

.section-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  margin: 14px 0;
  box-shadow: 0 8px 20px rgba(124, 125, 117, 0.14);
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 14px;
}

.demo-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 10px 0 12px;
}
button, .btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
}
button:hover, .btn:hover { border-color: var(--accent); background: #fff; }
button.autoplay-on {
  background: var(--accent);
  color: #fff;
  border-color: #b85d07;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--border);
  color: var(--muted);
}

.actions {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: #f5f2dd;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  max-height: 290px;
  overflow: auto;
}
.actions li { margin-bottom: 6px; color: #2e312d; }
.actions li.submit { color: var(--good); font-weight: 700; }

.story-hook {
  margin-top: 8px;
  color: #3a3d37;
  font-size: 17px;
  font-weight: 600;
}

.policy-box {
  background: rgba(221, 112, 11, 0.09);
  border: 1px solid rgba(221, 112, 11, 0.45);
  border-radius: 12px;
  padding: 10px 12px;
  margin: 10px 0 12px;
  color: #3b3329;
}

.doc-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 10px 0 12px;
}
.doc-card {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: #f7f6f2;
}
.doc-card img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
}
.doc-card figcaption {
  padding: 8px;
  color: #444741;
  font-size: 12px;
  display: grid;
  gap: 6px;
}
.doc-label {
  color: #2d302b;
  font-weight: 600;
}
.evidence-tag-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.evidence-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid;
  padding: 3px 8px;
  font-size: 11px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.evidence-pill.inspect {
  color: #3d4047;
  background: rgba(173, 172, 167, 0.28);
  border-color: #989792;
}
.evidence-pill.compare {
  color: #224e2d;
  background: rgba(120, 164, 115, 0.18);
  border-color: #7aa273;
}
.evidence-pill.submit {
  color: #6b3300;
  background: rgba(221, 112, 11, 0.16);
  border-color: #dd700b;
}

.story-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.story-step {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #f7f3dd;
}
.story-step span {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-grid;
  place-items: center;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(160deg, #dd700b, #bf5f08);
}

.img-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.img-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.img-card img { width: 100%; display: block; }
.img-card .caption { padding: 10px; font-size: 13px; color: var(--muted); }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  border-bottom: 1px solid var(--border);
  text-align: left;
  padding: 10px 8px;
}
th { color: #2d302b; }
td { color: var(--muted); }

.blog-content {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
}
.blog-content h1, .blog-content h2, .blog-content h3 { color: var(--text); }
.blog-content p, .blog-content li { color: var(--muted); line-height: 1.7; }
.blog-content code {
  background: #f5f2dd;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 6px;
}
.blog-content pre {
  background: #f5f2dd;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  overflow: auto;
}
.footer {
  margin-top: 30px;
  border-top: 1px solid var(--border);
  padding-top: 12px;
  color: var(--muted);
  font-size: 13px;
}

.plot-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 10px;
}
.plot-card {
  background: #f7f3dd;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.plot-card img {
  width: 100%;
  display: block;
}
.plot-card .caption {
  padding: 10px;
  font-size: 13px;
  color: var(--muted);
}

.sim-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.sim-step-head {
  color: var(--text);
  font-weight: 700;
}
.actions li.active-step {
  border-left: 3px solid var(--accent);
  padding-left: 8px;
  color: var(--text);
  font-weight: 700;
}

@media (max-width: 950px) {
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; }
  .img-grid { grid-template-columns: 1fr; }
  .plot-grid { grid-template-columns: 1fr; }
  .sim-layout { grid-template-columns: 1fr; }
  .doc-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .story-steps { grid-template-columns: 1fr; }
}