:root {
  --bg: #f6f1e8;
  --bg-strong: #efe5d2;
  --surface: rgba(255, 252, 247, 0.92);
  --surface-strong: #fffaf2;
  --line: rgba(58, 43, 28, 0.12);
  --text: #201813;
  --muted: #6c6259;
  --brand: #0f6d5a;
  --brand-strong: #0a5344;
  --accent: #bc6d2f;
  --accent-soft: #f6e2ca;
  --shadow: 0 24px 50px rgba(69, 48, 23, 0.1);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Yu Gothic UI", "Hiragino Sans", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(188, 109, 47, 0.22), transparent 28%),
    radial-gradient(circle at top right, rgba(15, 109, 90, 0.18), transparent 30%),
    linear-gradient(180deg, #fbf7ef 0%, var(--bg) 100%);
}

a {
  color: inherit;
}

.site-shell {
  width: min(1120px, calc(100% - 28px));
  margin: 0 auto;
  padding: 22px 0 48px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 22px;
}

.brand {
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.topnav a,
.text-link {
  color: var(--brand-strong);
  text-decoration: none;
}

.hero,
.section-grid,
.path-grid,
.price-grid,
.hero-metrics,
.hero-actions,
.cta-band,
.result-recommend,
.premium-compare-grid,
.flow-grid,
.feature-preview-grid {
  display: grid;
  gap: 18px;
}

.hero {
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.75fr);
  align-items: stretch;
  margin-bottom: 24px;
}

.hero-copy,
.hero-card,
.panel,
.cta-band {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 34px;
  background:
    linear-gradient(145deg, rgba(255, 249, 240, 0.96), rgba(248, 240, 226, 0.92)),
    var(--surface);
}

.hero-card,
.panel {
  padding: 28px;
  background: var(--surface);
  backdrop-filter: blur(10px);
}

.accent-panel {
  background:
    linear-gradient(135deg, rgba(232, 247, 242, 0.95), rgba(255, 248, 237, 0.95));
}

.eyebrow,
.section-kicker,
.card-label {
  margin: 0 0 10px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

h1,
h2,
h3,
p,
dd,
dt {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.9rem);
  line-height: 0.94;
  margin-bottom: 16px;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  line-height: 1.15;
  margin-bottom: 12px;
}

h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.lead,
p,
li,
label {
  color: var(--muted);
  line-height: 1.8;
}

.hero-actions {
  grid-auto-flow: column;
  justify-content: start;
  margin: 24px 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid transparent;
}

.button-primary {
  background: var(--brand);
  color: #fff;
}

.button-secondary {
  border-color: rgba(15, 109, 90, 0.24);
  background: #f6fbf8;
  color: var(--brand-strong);
}

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

.hero-metrics div,
.path-grid article,
.price-grid div {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(58, 43, 28, 0.08);
}

dt {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 4px;
}

dd {
  font-weight: 700;
  color: var(--text);
}

.check-list,
.article-list {
  padding-left: 20px;
}

.section-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 24px;
}

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

.flow-grid,
.feature-preview-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel-head-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

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

.compare-card {
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(58, 43, 28, 0.08);
  background: rgba(255, 255, 255, 0.7);
}

.flow-step,
.preview-card {
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(58, 43, 28, 0.08);
  background: rgba(255, 255, 255, 0.68);
}

.compare-card-accent {
  background: linear-gradient(135deg, rgba(232, 247, 242, 0.95), rgba(255, 248, 237, 0.95));
  border-color: rgba(15, 109, 90, 0.18);
}

.preview-card {
  background: linear-gradient(135deg, rgba(255, 250, 242, 0.95), rgba(240, 248, 245, 0.92));
}

.muted-panel {
  opacity: 0.72;
  background: linear-gradient(135deg, rgba(242, 242, 242, 0.92), rgba(250, 247, 242, 0.92));
}

.muted-copy {
  color: #857a70;
}

.coming-soon-panel {
  position: relative;
  pointer-events: none;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  margin-bottom: 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.status-chip-muted {
  color: #6e665f;
  background: rgba(160, 154, 147, 0.16);
  border: 1px solid rgba(108, 98, 89, 0.16);
}

.stat-card.is-disabled {
  opacity: 0.58;
  filter: grayscale(0.18);
}

.stat-card.is-disabled strong,
.stat-card.is-disabled .summary-label,
.stat-card.is-disabled p {
  color: #7a726b;
}

.compare-list {
  margin: 14px 0 0;
  padding-left: 20px;
}

.premium-inline-note {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(15, 109, 90, 0.18);
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  line-height: 1.8;
}

.auth-form-panel {
  padding: 20px;
  margin: 24px 0;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.74);
}

.auth-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 14px 0 18px;
}

.auth-field {
  display: grid;
  gap: 8px;
}

.auth-field span {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.auth-field input {
  min-height: 46px;
  padding: 0 14px;
  border-radius: 14px;
  border: 1px solid rgba(58, 43, 28, 0.12);
  background: rgba(255, 255, 255, 0.9);
  font: inherit;
  color: var(--text);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  border: 1px solid rgba(58, 43, 28, 0.08);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.68);
  overflow: hidden;
}

.faq-toggle {
  width: 100%;
  padding: 16px 18px;
  border: none;
  background: transparent;
  text-align: left;
  font: inherit;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
}

.faq-answer {
  padding: 0 18px 16px;
}

.faq-answer p {
  margin: 0;
}

.price-name {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
}

.price-value {
  display: block;
  font-size: 1.5rem;
  margin: 6px 0 10px;
}

.path-panel {
  margin-bottom: 24px;
}

.step-index {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  margin-bottom: 12px;
  font-weight: 800;
  color: var(--brand-strong);
  background: rgba(15, 109, 90, 0.12);
}

.cta-band {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(239, 248, 244, 0.96), rgba(255, 244, 231, 0.98));
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.footer {
  padding: 18px 0 6px;
  color: var(--muted);
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--brand-strong);
  text-decoration: none;
}

.diagnosis-layout,
.article-layout {
  display: grid;
  gap: 20px;
}

.diagnosis-form fieldset {
  margin: 0 0 18px;
  padding: 0;
  border: 0;
}

.diagnosis-form legend {
  font-weight: 700;
  margin-bottom: 10px;
}

.diagnosis-form label {
  display: block;
  padding: 12px 14px;
  margin-bottom: 10px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.65);
}

.diagnosis-form input {
  margin-right: 8px;
}

.hidden {
  display: none;
}

.result-recommend {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 22px 0;
}

.article-panel {
  max-width: 860px;
}

.article-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

@media (max-width: 840px) {
  .hero,
  .section-grid,
  .price-grid,
  .path-grid,
  .cta-band,
  .hero-metrics,
  .result-recommend,
  .premium-compare-grid,
  .flow-grid,
  .feature-preview-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    grid-auto-flow: row;
  }

  .auth-form-grid {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }
}