.guide-hero {
  padding: 72px 0 80px;
}

.guide-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(380px, 0.72fr);
  gap: 64px;
  align-items: center;
}

.guide-hero h1 {
  max-width: 700px;
}

.guide-hero .section-intro {
  max-width: 620px;
  color: var(--muted);
}

.guide-plate {
  min-height: 400px;
  display: grid;
  align-content: space-between;
  padding: 40px;
  border-radius: var(--radius-card);
  color: var(--paper);
  background: var(--night);
}

.guide-plate strong {
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 400;
  letter-spacing: -0.06em;
}

.guide-plate p {
  max-width: 420px;
  margin-bottom: 0;
  color: var(--night-muted);
}

.guide-section {
  padding: 96px 0;
}

.guide-section.is-night {
  color: var(--paper);
  background: var(--night);
}

.guide-section.is-night .section-intro,
.guide-section.is-night p {
  color: var(--night-muted);
}

.guide-section .section-intro {
  max-width: 720px;
  margin-bottom: 40px;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.guide-card {
  min-width: 0;
  padding: 28px;
  border-radius: 24px;
  background: var(--paper-deep);
}

.guide-card h3 {
  font-size: 22px;
}

.guide-card p {
  margin-bottom: 0;
  color: var(--ink-soft);
}

.is-night .guide-card {
  color: var(--paper);
  background: var(--night-raised);
}

.is-night .guide-card p {
  color: var(--night-muted);
}

.tool-card {
  margin-top: 40px;
  padding: 32px;
  border-radius: var(--radius-card);
  color: var(--ink);
  background: var(--white);
}

.tool-card h3,
.tool-card strong,
.guide-section.is-night .tool-card,
.guide-section.is-night .tool-card h3,
.guide-section.is-night .tool-card strong,
.is-night .tool-card,
.is-night .tool-card h3,
.is-night .tool-card strong {
  color: var(--ink);
}

.tool-card p,
.is-night .tool-card p,
.guide-section.is-night .tool-card p {
  color: var(--muted);
}

.tool-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  margin-top: 24px;
}

.tool-row input,
.tool-row input[type="range"] {
  width: 100%;
  min-width: 0;
}

.diagnostic-list {
  display: grid;
  gap: 16px;
  counter-reset: diagnosis;
}

.diagnostic-item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 20px;
  padding: 24px;
  border-radius: 20px;
  background: var(--paper-deep);
}

.diagnostic-item::before {
  counter-increment: diagnosis;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--brand);
  content: counter(diagnosis, decimal-leading-zero);
  font-weight: 700;
}

.check-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.check-panel {
  min-width: 0;
  padding: 32px;
  border-radius: var(--radius-card);
  color: var(--ink);
  background: var(--paper);
}

.check-panel h3,
.check-panel li,
.check-panel p {
  color: var(--ink);
}

.check-panel.is-stop {
  color: var(--ink);
  background: var(--brand-wash);
}

.guide-section.is-night .check-panel,
.is-night .check-panel {
  color: var(--ink);
  background: var(--paper);
}

.guide-section.is-night .check-panel h3,
.guide-section.is-night .check-panel li,
.guide-section.is-night .check-panel p,
.is-night .check-panel h3,
.is-night .check-panel li,
.is-night .check-panel p {
  color: var(--ink);
}

.guide-section.is-night .check-panel.is-stop,
.is-night .check-panel.is-stop {
  color: var(--ink);
  background: var(--brand-wash);
}

.check-panel li + li {
  margin-top: 10px;
}

.guide-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

@media (max-width: 860px) {
  .guide-hero-grid,
  .guide-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 620px) {
  .guide-hero {
    padding: 48px 0 64px;
  }

  .guide-section {
    padding: 64px 0;
  }

  .guide-plate {
    min-height: 320px;
    padding: 28px;
  }

  .check-matrix,
  .tool-row {
    grid-template-columns: minmax(0, 1fr);
  }
}