body.loop-page {
  background: #f6f2eb;
  color: #1f2937;
}

.loop-page .page {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 16px 56px;
}

.loop-hero {
  background: linear-gradient(135deg, #f8f5ef 0%, #f0ebe2 100%);
  border: 1px solid #ddd3c3;
  border-radius: 18px;
  padding: 26px 24px;
  margin-bottom: 22px;
}

.loop-kicker {
  margin: 0 0 10px;
  color: #8a2d1e;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.loop-title {
  margin: 0;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(31px, 5.6vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.03em;
}

.loop-summary {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.9;
  color: #334155;
}

.loop-hero-rich {
  background:
    radial-gradient(circle at top right, rgba(185, 28, 28, 0.08), transparent 35%),
    radial-gradient(circle at bottom left, rgba(29, 78, 216, 0.08), transparent 30%),
    linear-gradient(135deg, #fffaf2 0%, #f0ece3 100%);
}

.loop-hero-observation {
  background:
    radial-gradient(circle at top left, rgba(13, 24, 54, 0.08), transparent 35%),
    linear-gradient(135deg, #fcfbf7 0%, #ede8e0 100%);
}

.loop-hero-signal {
  background:
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.1), transparent 35%),
    linear-gradient(135deg, #f7fbfa 0%, #e8f4f1 100%);
}

.loop-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 18px;
  font-size: 13px;
  color: #64748b;
}

.loop-metrics {
  background: linear-gradient(180deg, #fffdf9 0%, #faf6ef 100%);
}

.loop-metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.loop-metric-card {
  background: #ffffff;
  border: 1px solid #e7ded1;
  border-radius: 16px;
  padding: 16px 16px 14px;
}

.metric-label {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-value {
  margin: 0 0 8px;
  font-size: 34px;
  line-height: 1;
  font-weight: 800;
  color: #0f172a;
}

.metric-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: #64748b;
}

.loop-panel {
  background: #fffdf9;
  border: 1px solid #e5ddd2;
  border-radius: 16px;
  padding: 22px 22px 18px;
  margin-bottom: 18px;
}

.loop-panel h2 {
  margin: 0 0 14px;
  font-size: 24px;
  line-height: 1.35;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
}

.loop-panel p {
  margin: 0 0 16px;
  font-size: 17px;
  line-height: 1.95;
}

.loop-panel p:last-child,
.loop-panel ul:last-child,
.loop-panel ol:last-child {
  margin-bottom: 0;
}

.loop-panel ul,
.loop-panel ol {
  margin: 0 0 14px 20px;
  padding: 0;
}

.loop-insight-list {
  margin-top: 14px;
}

.loop-panel li {
  margin: 0 0 12px;
  font-size: 16px;
  line-height: 1.85;
}

.loop-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.loop-link-card {
  display: block;
  padding: 14px 14px 12px;
  border: 1px solid #e2d8cb;
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  background: #fff;
}

.loop-link-card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
}

.loop-link-card span {
  display: block;
  font-size: 13px;
  line-height: 1.6;
  color: #64748b;
}

.loop-chart {
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid #e7ded1;
  background: #fffdf8;
}

.loop-chart svg {
  display: block;
  width: 100%;
  height: auto;
}

.loop-story-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.loop-two-col {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  margin-bottom: 18px;
}

.loop-observation-grid,
.loop-brief-grid,
.loop-signal-grid {
  display: grid;
  gap: 14px;
}

.loop-observation-card,
.loop-brief-card,
.loop-signal-card {
  background: #fff;
  border: 1px solid #e6ddcf;
  border-radius: 16px;
  padding: 16px;
}

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

.obs-no {
  margin: 0 0 10px;
  font-size: 24px;
  line-height: 1;
  font-weight: 900;
  color: #8a2d1e;
}

.loop-quote-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.loop-quote {
  font-size: 24px;
  line-height: 1.6;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  color: #0f172a;
}

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

.loop-brief-card h3,
.loop-signal-card h3 {
  margin: 0 0 8px;
  font-size: 20px;
  line-height: 1.45;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
}

.loop-brief-card p:last-child {
  margin-bottom: 0;
  color: #475569;
}

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

.loop-signal-card dl {
  display: grid;
  gap: 10px;
  margin: 0;
}

.loop-signal-card dl div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid #efe7dc;
  padding-top: 10px;
}

.loop-signal-card dt {
  margin: 0;
  color: #64748b;
  font-size: 13px;
  font-weight: 700;
}

.loop-signal-card dd {
  margin: 0;
  color: #0f172a;
  font-size: 20px;
  font-weight: 800;
}

.loop-story-card {
  display: block;
  background: #fff;
  border: 1px solid #e6ddcf;
  border-radius: 16px;
  padding: 16px;
  color: inherit;
  text-decoration: none;
}

.story-category {
  margin: 0 0 8px;
  color: #8a2d1e;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.loop-story-card h3 {
  margin: 0 0 8px;
  font-size: 20px;
  line-height: 1.45;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
}

.loop-story-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: #475569;
}

.loop-note {
  margin-top: 20px;
  font-size: 13px;
  line-height: 1.7;
  color: #64748b;
}

.loop-list {
  display: grid;
  gap: 14px;
}

.loop-list article {
  background: #fffdf9;
  border: 1px solid #e5ddd2;
  border-radius: 16px;
  padding: 18px;
}

.loop-list h2 {
  margin: 0 0 8px;
  font-size: 22px;
  line-height: 1.4;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
}

.loop-list p {
  margin: 0 0 10px;
  font-size: 16px;
  line-height: 1.85;
}

.loop-list a {
  color: #1d4ed8;
}

@media (max-width: 640px) {
  .loop-page .page {
    padding: 18px 12px 40px;
  }

  .loop-hero {
    padding: 18px 16px;
    border-radius: 14px;
  }

  .loop-summary,
  .loop-panel p,
  .loop-panel li,
  .loop-list p {
    font-size: 15px;
    line-height: 1.85;
  }

  .loop-panel {
    padding: 18px 16px 16px;
    border-radius: 14px;
  }

  .loop-metric-grid,
  .loop-story-grid,
  .loop-two-col,
  .loop-observation-grid,
  .loop-brief-grid,
  .loop-signal-grid {
    grid-template-columns: 1fr;
  }

  .metric-value {
    font-size: 28px;
  }
}