/* ── Hero Section ───────────────────────────────────────────────────────────── */

.hero {
  padding: 80px 0 60px;
  text-align: center;
}

.hero h1 {
  margin-bottom: 12px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--ink-sub);
  margin-bottom: 32px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.hero .search-wrap {
  margin: 0 auto 16px;
}

.hero-popular {
  font-size: 0.8rem;
  color: var(--ink-faint);
  margin-bottom: 28px;
}

.hero-popular a {
  color: var(--ink-sub);
  font-weight: 500;
}

.hero-popular a:hover { color: var(--green); }

@media (min-width: 640px) {
  .hero { padding: 120px 0 80px; }
  .hero-subtitle { font-size: 1.25rem; }
}

/* ── CTA Banner ────────────────────────────────────────────────────────────── */

.cta-banner {
  text-align: center;
  padding: 80px 0;
}

.cta-banner h2 {
  margin-bottom: 20px;
}

/* ── Conditions Page ───────────────────────────────────────────────────────── */

.conditions-hero {
  padding: 60px 0 40px;
  text-align: center;
}

.conditions-hero h1 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.conditions-hero p {
  font-size: 1rem;
  color: var(--ink-sub);
  margin-bottom: 24px;
}

.conditions-search-area {
  max-width: 560px;
  margin: 0 auto 32px;
}

.conditions-result {
  max-width: 640px;
  margin: 0 auto 32px;
  display: none;
}

.conditions-result.visible { display: block; }

.conditions-skeleton {
  max-width: 640px;
  margin: 0 auto 32px;
  display: none;
}

.conditions-skeleton.visible { display: block; }

.skeleton-header { display: flex; align-items: center; gap: 20px; margin-bottom: 20px; }
.skeleton-ring { width: 72px; height: 72px; border-radius: 50%; }
.skeleton-text { height: 16px; border-radius: 4px; }
.skeleton-text.w-60 { width: 60%; }
.skeleton-text.w-40 { width: 40%; }
.skeleton-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.skeleton-metric { height: 60px; border-radius: var(--radius-sm); }

.conditions-popular {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}

.conditions-popular h3 {
  font-size: 0.95rem;
  color: var(--ink-sub);
  margin-bottom: 12px;
}

.conditions-empty {
  max-width: 560px;
  margin: 0 auto 32px;
  display: none;
}

.conditions-empty.visible { display: block; }

@media (min-width: 640px) {
  .conditions-hero h1 { font-size: 2.5rem; }
  .conditions-hero { padding: 80px 0 48px; }
}

/* ── Features Page ─────────────────────────────────────────────────────────── */

.features-hero {
  padding: 60px 0 40px;
  text-align: center;
}

.features-hero h1 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.features-hero p {
  color: var(--ink-sub);
  max-width: 560px;
  margin: 0 auto;
}

.feature-section {
  padding: 60px 0;
  border-bottom: 1px solid var(--line);
}

.feature-section:last-of-type { border-bottom: none; }

@media (min-width: 640px) {
  .features-hero h1 { font-size: 2.5rem; }
}

/* ── Blog Page ─────────────────────────────────────────────────────────────── */

.blog-hero {
  padding: 60px 0 32px;
  text-align: center;
}

.blog-hero h1 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.blog-hero p {
  color: var(--ink-sub);
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 40px;
}

.filter-chip {
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-sub);
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font);
}

.filter-chip:hover,
.filter-chip.active {
  background: var(--green-tint);
  border-color: var(--green-pale);
  color: var(--green);
}

/* ── Blog Post ─────────────────────────────────────────────────────────────── */

.post-hero {
  padding: 40px 0 32px;
  max-width: 720px;
  margin: 0 auto;
}

.post-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--green);
  margin-bottom: 12px;
}

.post-title {
  font-size: 2rem;
  margin-bottom: 12px;
}

.post-meta {
  font-size: 0.85rem;
  color: var(--ink-faint);
}

.post-body {
  max-width: 720px;
  margin: 0 auto;
  padding-bottom: 60px;
}

.post-body p {
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--ink-mid);
}

.post-body h2 {
  font-size: 1.5rem;
  margin: 40px 0 16px;
}

.post-body h3 {
  font-size: 1.2rem;
  margin: 32px 0 12px;
}

.post-body ul, .post-body ol {
  margin-bottom: 20px;
  padding-left: 24px;
}

.post-body li {
  margin-bottom: 8px;
  color: var(--ink-mid);
  font-size: 1.05rem;
  line-height: 1.7;
}

.post-body blockquote {
  border-left: 3px solid var(--green);
  padding: 12px 20px;
  margin: 24px 0;
  background: var(--green-tint);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--ink-mid);
  font-style: italic;
}

.related-posts {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.related-posts h3 {
  margin-bottom: 20px;
}

/* ── About Page ────────────────────────────────────────────────────────────── */

.about-hero {
  padding: 60px 0 40px;
  text-align: center;
}

.about-hero h1 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.about-content {
  max-width: 720px;
  margin: 0 auto;
  padding-bottom: 60px;
}

.about-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 20px;
  color: var(--ink-mid);
}

.about-content h2 {
  font-size: 1.5rem;
  margin: 40px 0 16px;
}

@media (min-width: 640px) {
  .about-hero h1 { font-size: 2.5rem; }
}

/* ── 404 Page ──────────────────────────────────────────────────────────────── */

.four-oh-four {
  text-align: center;
  padding: 120px 0;
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.four-oh-four h1 {
  font-size: 4rem;
  color: var(--ink-faint);
  margin-bottom: 8px;
}

.four-oh-four h2 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.four-oh-four p {
  margin-bottom: 24px;
  max-width: 400px;
}

.four-oh-four .search-wrap {
  margin: 0 auto 24px;
  max-width: 400px;
}