:root {
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --color-text-primary: #1f2a25;
  --color-text-secondary: #6c756f;
  --color-text-tertiary: #8f958f;
  --color-background-primary: #ffffff;
  --color-border-secondary: #cfc8bd;
  --color-border-tertiary: #ded9cf;
  --border-radius-md: 10px;
  --border-radius-lg: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 24px;
  font-family: var(--font-sans);
  color: var(--color-text-primary);
  background: #f4f1eb;
}

.site-shell {
  background: #fbfaf6;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  border: 0.5px solid var(--color-border-tertiary);
}

.site-header {
  background: var(--color-background-primary);
  border-bottom: 0.5px solid var(--color-border-tertiary);
}

.topbar,
.footer-wrap,
.rank-item,
.section-heading-row,
.hero-actions {
  display: flex;
}

.topbar {
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  gap: 16px;
}

.brand,
.topbar-tools,
.section-title,
.rank-item {
  display: flex;
  align-items: center;
}

.brand {
  gap: 8px;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #1d9e75;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-mark i {
  color: #fff;
  font-size: 18px;
}

.brand-name,
.footer-brand {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.brand-dot {
  color: #d4537e;
}

.main-nav {
  display: flex;
  gap: 26px;
  font-size: 15px;
  flex-wrap: wrap;
}

.main-nav span {
  color: var(--color-text-secondary);
}

.main-nav .is-active {
  color: #0f6e56;
  font-weight: 500;
  border-bottom: 2px solid #1d9e75;
  padding-bottom: 2px;
}

.topbar-tools {
  gap: 14px;
}

.topbar-tools i {
  font-size: 19px;
  color: var(--color-text-secondary);
}

.lang-switch {
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.hero {
  padding: 48px 28px 40px;
  text-align: center;
  background: linear-gradient(180deg, #f2f8f4 0%, #fbfaf6 100%);
}

.hero-badge {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 1px;
  color: #0f6e56;
  background: #e1f5ee;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 30px;
  font-weight: 500;
  margin: 0 0 14px;
  line-height: 1.3;
}

.hero p {
  font-size: 16px;
  color: var(--color-text-secondary);
  max-width: 460px;
  margin: 0 auto 26px;
  line-height: 1.7;
}

.hero-actions {
  gap: 12px;
  justify-content: center;
}

.btn {
  padding: 11px 24px;
  border-radius: var(--border-radius-md);
  font-size: 15px;
  cursor: pointer;
}

.btn-primary {
  background: #1d9e75;
  color: #fff;
  border: none;
}

.btn-secondary {
  background: transparent;
  border: 0.5px solid var(--color-border-secondary);
  color: var(--color-text-primary);
}

.section {
  padding: 0 28px 28px;
}

.section-bottom {
  padding-bottom: 32px;
}

.section-title {
  gap: 8px;
  font-size: 17px;
  font-weight: 500;
  margin: 24px 0 14px;
}

.section-title i {
  font-size: 18px;
  color: #1d9e75;
}

.no-margin {
  margin: 0;
}

.category-grid,
.feature-grid,
.channel-grid {
  display: grid;
  gap: 12px;
}

.category-grid {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.feature-grid {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.channel-grid {
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 10px;
}

.card,
.feature-card,
.channel-card,
.rank-panel {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
}

.card,
.channel-card {
  border-radius: var(--border-radius-lg);
}

.card {
  padding: 18px 16px;
}

.category-card.is-muted {
  opacity: 0.7;
}

.category-icon {
  font-size: 22px;
}

.color-green {
  color: #1d9e75;
}

.color-purple {
  color: #534ab7;
}

.color-pink {
  color: #d4537e;
}

.color-muted {
  color: var(--color-text-tertiary);
}

.card-title {
  font-weight: 500;
  margin: 10px 0 3px;
}

.card-subtitle,
.rank-meta,
.footer-note,
.footer-link {
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.card-subtitle,
.rank-meta {
  margin: 0;
}

.muted-title {
  color: var(--color-text-secondary);
}

.section-heading-row {
  align-items: center;
  justify-content: space-between;
  margin: 8px 0 14px;
}

.section-link {
  font-size: 13px;
  color: #0f6e56;
}

.feature-card,
.rank-panel {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.feature-visual {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-visual i {
  font-size: 30px;
}

.bg-green {
  background: #e1f5ee;
  color: #0f6e56;
}

.bg-purple {
  background: #eeedfe;
  color: #534ab7;
}

.bg-pink {
  background: #fbeaf0;
  color: #d4537e;
}

.bg-gold {
  background: #faeeda;
  color: #ba7517;
}

.feature-body {
  padding: 14px 16px;
}

.feature-title,
.rank-title {
  font-size: 15px;
  margin: 0 0 4px;
}

.rank-panel {
  overflow: hidden;
}

.rank-item {
  gap: 14px;
  padding: 14px 18px;
  border-bottom: 0.5px solid var(--color-border-tertiary);
}

.no-border {
  border-bottom: none;
}

.rank-number {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-text-secondary);
  width: 22px;
}

.rank-number-top {
  color: #ba7517;
}

.rank-icon-box {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.rank-copy {
  flex: 1;
}

.rank-title {
  margin: 0;
}

.price-pill {
  font-size: 13px;
  color: #0f6e56;
  background: #e1f5ee;
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
}

.channel-card {
  padding: 14px;
  text-align: center;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--border-radius-md);
}

.site-footer {
  background: #f2f0ea;
  padding: 24px 28px;
  border-top: 0.5px solid var(--color-border-tertiary);
}

.footer-wrap {
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand-block {
  max-width: 240px;
}

.footer-brand {
  font-size: 16px;
}

.footer-note {
  margin: 8px 0 0;
  line-height: 1.6;
  font-size: 12px;
}

.footer-links-wrap {
  display: flex;
  gap: 40px;
  font-size: 13px;
}

.footer-heading {
  color: var(--color-text-secondary);
  margin: 0 0 8px;
  font-weight: 500;
}

.footer-link {
  margin: 0 0 5px;
}

.footer-link:last-child {
  margin-bottom: 0;
}

@media (max-width: 900px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .main-nav {
    gap: 16px;
  }

  .topbar-tools {
    align-self: flex-end;
  }
}

@media (max-width: 640px) {
  body {
    padding: 12px;
  }

  .topbar,
  .hero,
  .section,
  .site-footer {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero {
    padding-top: 36px;
  }

  .hero h1 {
    font-size: 26px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .rank-item {
    flex-wrap: wrap;
    align-items: flex-start;
  }

  .price-pill {
    margin-left: 36px;
  }

  .footer-links-wrap {
    gap: 24px;
  }
}

/* ==========================================================
   Multi-page additions (links, prose pages, callouts)
   ========================================================== */

/* Links */
a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible {
  outline: 2px solid #1d9e75;
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  z-index: 10;
  background: #1d9e75;
  color: #fff;
  padding: 8px 14px;
  border-radius: var(--border-radius-md);
  font-size: 14px;
}

.skip-link:focus {
  left: 12px;
}

/* Nav / footer links (the homepage uses spans; subpages use anchors) */
.main-nav a {
  color: var(--color-text-secondary);
}

.main-nav a:hover,
.footer-link:hover,
.section-link:hover {
  color: #0f6e56;
}

a.footer-link {
  display: block;
}

.footer-links-wrap {
  flex-wrap: wrap;
}

.footer-bottom {
  flex-basis: 100%;
  margin: 0;
  padding-top: 14px;
  border-top: 0.5px solid var(--color-border-tertiary);
  font-size: 12px;
  line-height: 1.7;
  color: var(--color-text-tertiary);
}

/* Anchors used as buttons / clickable cards */
a.btn {
  display: inline-block;
  text-align: center;
}

.btn-primary:hover {
  background: #0f6e56;
}

.btn-secondary:hover {
  border-color: #1d9e75;
  color: #0f6e56;
}

.card-link {
  display: block;
  transition: border-color 0.15s ease;
}

.card-link:hover {
  border-color: #1d9e75;
}

/* Subpage hero (shorter variant of .hero) */
.hero-compact {
  padding-top: 36px;
  padding-bottom: 28px;
}

/* Text pages */
.prose {
  max-width: 720px;
  margin: 0 auto;
}

.prose .section-title {
  margin-top: 32px;
}

.prose p,
.prose li {
  font-size: 15px;
  line-height: 1.9;
}

.prose p {
  margin: 0 0 14px;
}

.prose ul {
  margin: 0 0 14px;
  padding-left: 22px;
}

.prose li {
  margin-bottom: 6px;
}

.prose a:not(.btn) {
  color: #0f6e56;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-updated {
  font-size: 13px;
  color: var(--color-text-tertiary);
  margin: 0 0 20px;
}

.callout {
  background: #e1f5ee;
  color: #0f6e56;
  border-radius: var(--border-radius-md);
  padding: 14px 16px;
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.7;
}

.callout p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}

.callout-neutral {
  background: #f2f0ea;
  color: var(--color-text-secondary);
}

/* Registered trademark mark (header + footer brand only) */
.trademark-mark {
  font-size: 0.42em;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 0;
  vertical-align: super;
  margin-left: 1px;
  color: var(--color-text-tertiary);
}

.callout a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.prose .callout a {
  color: inherit;
}

/* ==========================================================
   Baby-guide template (category roundup, product pages, method pages)
   Built on the existing palette, radius, card and button system.
   Palette reference:
     green #1d9e75 / #0f6e56 / #e1f5ee   pink #d4537e / #fbeaf0
     gold  #ba7517 / #faeeda             purple #534ab7 / #eeedfe
   ========================================================== */

/* Inline SVG sprite container (illustrations are drawn with <use>) */
.svg-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

/* Page width: keep the shell full-width, but stop long grids/text stretching */
.page-main .section {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.page-main.is-narrow .section {
  max-width: 820px;
}

/* Left-aligned reading copy used inside wide sections */
.copy {
  max-width: 760px;
}

.copy p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.9;
}

.copy p:last-child {
  margin-bottom: 0;
}

.copy a:not(.btn),
.faq-answer a,
.note-box a,
.editorial-callout a:not(.btn),
.disclosure-note a {
  color: #0f6e56;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.section-lead {
  max-width: 760px;
  margin: -4px 0 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-text-secondary);
}

.section-lead a {
  color: #0f6e56;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb-bar {
  background: #f2f8f4;
  padding: 14px 28px 0;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb li + li::before {
  content: "\203A";
  color: var(--color-border-secondary);
}

.breadcrumb a {
  color: var(--color-text-secondary);
}

.breadcrumb a:hover {
  color: #0f6e56;
}

.breadcrumb [aria-current="page"] {
  color: var(--color-text-primary);
}

.breadcrumb-bar + .hero {
  padding-top: 24px;
}

/* ---------- Hero variants ---------- */
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.hero-inner p {
  max-width: 640px;
}

.hero-left {
  text-align: left;
}

.hero-left p {
  margin-left: 0;
}

.hero .hero-tagline {
  font-size: 17px;
  font-weight: 500;
  color: #0f6e56;
  margin-bottom: 18px;
}

/* ---------- Disclosure note ---------- */
.disclosure-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 640px;
  margin: 0 auto;
  padding: 10px 14px;
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  text-align: left;
}

.disclosure-note i {
  flex-shrink: 0;
  margin-top: 3px;
  font-size: 16px;
  color: #ba7517;
}

.disclosure-note .disclosure-text {
  max-width: none;
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.hero-left .disclosure-note {
  margin-left: 0;
}

.affiliate-foot {
  margin: 0;
  font-size: 12px;
  line-height: 1.7;
  text-align: center;
  color: var(--color-text-tertiary);
}

/* ---------- Chips & quick guide ---------- */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 16px;
}

.chip {
  padding: 5px 12px;
  border-radius: 999px;
  background: #e1f5ee;
  color: #0f6e56;
  font-size: 13px;
}

.quick-guide {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
}

.quick-chip {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
  transition: border-color 0.15s ease;
}

.quick-chip:hover {
  border-color: #1d9e75;
}

.quick-chip .chip-icon {
  margin-top: 1px;
  font-size: 20px;
  color: #1d9e75;
}

.quick-chip-title,
.quick-chip-desc {
  display: block;
}

.quick-chip-title {
  font-size: 14px;
  font-weight: 500;
}

.quick-chip-desc {
  margin-top: 2px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

/* ---------- Info cards (dimensions, principles, "we won't") ---------- */
.info-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

/* Four-item rows (e.g. experience dimensions): 1 / 2 / 4 columns, never 3 + 1 */
.info-grid.is-quad {
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 600px) {
  .info-grid.is-quad {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .info-grid.is-quad {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.info-card {
  padding: 16px;
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
}

.info-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 10px;
  border-radius: 8px;
  font-size: 18px;
}

.info-card h3 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
}

.info-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

/* ---------- Buttons (extensions only) ---------- */
.btn-sm {
  padding: 9px 14px;
  font-size: 14px;
}

.btn.btn-block {
  display: block;
  width: 100%;
  text-align: center;
}

.btn.btn-affiliate {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn.btn-affiliate i {
  font-size: 16px;
}

.btn.is-disabled,
.btn.is-disabled:hover {
  border-style: dashed;
  border-color: var(--color-border-secondary);
  color: var(--color-text-tertiary);
  cursor: default;
}

.cta-note {
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--color-text-tertiary);
}

/* ---------- Product grid & card ---------- */
.product-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 290px), 1fr));
}

.product-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
  scroll-margin-top: 16px;
}

.product-card:target {
  border-color: #1d9e75;
  box-shadow: 0 0 0 3px #e1f5ee;
}

.product-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 150px;
}

.product-illus {
  width: 96px;
  height: 96px;
}

.product-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 16px;
}

.product-kicker {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: 0.5px;
  color: var(--color-text-tertiary);
}

.product-title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.45;
}

.product-summary {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}

.tag {
  padding: 3px 9px;
  border-radius: 6px;
  background: #f2f0ea;
  color: #5c645f;
  font-size: 12px;
}

.product-fit {
  margin: 0 0 16px;
  padding-top: 12px;
  border-top: 0.5px solid var(--color-border-tertiary);
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.product-fit strong {
  color: #0f6e56;
  font-weight: 500;
}

.product-actions {
  display: grid;
  gap: 8px;
  margin-top: auto;
}

.product-card-compact .product-visual {
  height: 104px;
}

.product-card-compact .product-illus {
  width: 64px;
  height: 64px;
}

.product-card-compact .product-summary {
  margin-bottom: 16px;
}

/* ---------- Product page hero layout ---------- */
.product-layout {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.product-visual-lg {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
  max-height: 420px;
  width: 100%;
  border-radius: var(--border-radius-lg);
  border: 0.5px solid var(--color-border-tertiary);
}

.product-visual-lg .product-illus {
  width: 56%;
  height: 56%;
}

.visual-caption {
  margin: 8px 4px 0;
  font-size: 12px;
  text-align: center;
  color: var(--color-text-tertiary);
}

.product-block {
  margin: 0 0 20px;
}

.product-block-title {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 500;
}

.product-block-title i {
  font-size: 18px;
  color: #1d9e75;
}

.product-lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
}

.fit-line {
  padding: 12px 14px;
  background: #f2f8f4;
  border-radius: var(--border-radius-md);
  font-size: 14px;
  line-height: 1.8;
}

.fit-line p {
  margin: 0;
}

/* ---------- Feature bullets ---------- */
.feature-bullets {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-bullets li {
  display: flex;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.75;
}

.feature-bullets li i {
  flex-shrink: 0;
  margin-top: 3px;
  font-size: 18px;
  color: #1d9e75;
}

.feature-bullets.is-minus li i {
  color: #ba7517;
}

/* ---------- Caution / note box ---------- */
.note-box {
  padding: 14px 16px;
  background: #fcf4e6;
  border: 0.5px solid #f0dcb4;
  border-radius: var(--border-radius-md);
  font-size: 14px;
  line-height: 1.75;
  color: #5f4410;
}

.note-box p {
  margin: 0;
}

.note-box-title {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 500;
}

.note-box-title i {
  font-size: 18px;
  color: #ba7517;
}

.note-box .feature-bullets li {
  font-size: 14px;
}

.note-box .feature-bullets li i {
  color: #ba7517;
}

/* ---------- Editorial callout ---------- */
.editorial-callout {
  padding: 18px 20px;
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-left: 3px solid #1d9e75;
  border-radius: var(--border-radius-md);
}

.editorial-callout .section-title {
  margin-top: 0;
}

.editorial-callout p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.9;
}

.editorial-callout p:last-child {
  margin-bottom: 0;
}

.editorial-callout .hero-actions {
  margin-top: 14px;
  flex-wrap: wrap;
  justify-content: flex-start;
}

.callout-eyebrow {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: 1px;
  color: #0f6e56;
}

/* ---------- Fit / not-fit comparison ---------- */
.fit-compare {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

.fit-card {
  padding: 16px 18px;
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
}

.fit-card h3 {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 500;
}

.fit-card h3 i {
  font-size: 18px;
}

.fit-card.is-yes h3,
.fit-card.is-yes h3 i {
  color: #0f6e56;
}

.fit-card.is-no h3,
.fit-card.is-no h3 i {
  color: #ba7517;
}

/* ---------- Numbered check list / steps ---------- */
.check-list,
.step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: check;
  overflow: hidden;
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
}

.check-list li,
.step-list li {
  display: flex;
  gap: 14px;
  padding: 14px 18px;
  border-bottom: 0.5px solid var(--color-border-tertiary);
  font-size: 14.5px;
  line-height: 1.75;
  counter-increment: check;
}

.check-list li:last-child,
.step-list li:last-child {
  border-bottom: none;
}

.check-list li::before,
.step-list li::before {
  content: counter(check);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-top: 1px;
  border-radius: 50%;
  background: #e1f5ee;
  color: #0f6e56;
  font-size: 13px;
  font-weight: 500;
}

/* ---------- Mid-page CTA panel ---------- */
.cta-panel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 20px;
  padding: 18px 20px;
  background: #e1f5ee;
  border-radius: var(--border-radius-lg);
}

.cta-panel p {
  margin: 0;
  max-width: 560px;
  font-size: 15px;
  line-height: 1.8;
  color: #0f6e56;
}

.cta-panel .cta-note {
  margin-top: 6px;
  color: #3f6b5c;
}

/* ---------- FAQ (native <details>, no JS) ---------- */
.faq-list {
  display: grid;
  gap: 10px;
}

.faq-item {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-md);
}

.faq-item summary {
  position: relative;
  padding: 14px 44px 14px 16px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  font-weight: 400;
  color: #1d9e75;
}

.faq-item[open] summary::after {
  content: "\2212";
}

.faq-item summary:focus-visible {
  outline: 2px solid #1d9e75;
  outline-offset: 2px;
  border-radius: var(--border-radius-md);
}

.faq-answer {
  padding: 0 16px 14px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--color-text-secondary);
}

.faq-answer p {
  margin: 0 0 8px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* ---------- Related content cards ---------- */
.related-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
}

.related-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-lg);
}

.related-card.card-link {
  display: flex;
}

.related-card.is-muted {
  background: #fbfaf6;
}

.related-card.is-muted .related-icon,
.related-card.is-muted .related-title {
  opacity: 0.7;
}

.related-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  font-size: 20px;
}

.related-kicker {
  margin: 0 0 2px;
  font-size: 12px;
  color: var(--color-text-tertiary);
}

.related-title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
}

.related-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.soon-label {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 8px;
  border-radius: 999px;
  background: #f2f0ea;
  font-size: 11px;
  font-weight: 400;
  color: var(--color-text-secondary);
  vertical-align: 1px;
}

/* ---------- Vertical rhythm between stacked modules ---------- */
.copy + .info-grid,
.product-grid + .related-grid,
.check-list + .cta-panel,
.step-list + .cta-panel {
  margin-top: 16px;
}

.page-main.is-narrow .breadcrumb {
  max-width: 820px;
}

/* ---------- Responsive ---------- */
@media (min-width: 820px) {
  .product-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 36px;
  }

  .product-visual-wrap {
    position: sticky;
    top: 16px;
  }
}

@media (max-width: 640px) {
  .breadcrumb-bar {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero .hero-tagline {
    font-size: 16px;
  }

  .editorial-callout {
    padding: 16px;
  }

  .cta-panel {
    padding: 16px;
  }

  .cta-panel .btn {
    width: 100%;
  }

  .editorial-callout .btn {
    width: 100%;
  }

  .check-list li,
  .step-list li {
    padding: 12px 14px;
  }
}

/* ---------- Hospital-bag guide additions (spacing helpers) ---------- */
.subhead {
  margin: 18px 0 10px;
  font-size: 14px;
  font-weight: 500;
  color: #0f6e56;
}

.section-lead.is-spaced {
  margin-top: 24px;
}

.copy + .quick-guide,
.copy + .info-grid,
.section-lead + .fit-line {
  margin-top: 16px;
}

.section > .feature-bullets + .fit-line,
.section > .feature-bullets + .product-grid,
.section > .fit-line + .product-grid {
  margin-top: 16px;
}

.section > .copy + .feature-bullets {
  margin-top: 4px;
}

.info-card .feature-bullets,
.editorial-callout .feature-bullets {
  margin: 12px 0 14px;
}

.info-card .feature-bullets li {
  font-size: 13.5px;
}
/* ==========================================================
   Mobile-first refinements, round 1 (same HTML, same URLs)
   Goals: ~16px body copy, 44px tap targets, no horizontal scroll,
   single-column stacking. Desktop layout is not touched except for the
   small global safety rules directly below.
   ========================================================== */

/* Global safety rules (no visual change on desktop) */
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

img,
video,
iframe {
  max-width: 100%;
}

img {
  height: auto;
}

svg {
  max-width: 100%;
}

body {
  overflow-wrap: break-word;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

/* Avoids a single orphaned character on the last line of Chinese paragraphs */
p,
li {
  text-wrap: pretty;
}

@media (max-width: 640px) {
  /* ----- Page frame ----- */
  body {
    padding: 8px;
  }

  .topbar,
  .hero,
  .section,
  .site-footer,
  .breadcrumb-bar {
    padding-left: 16px;
    padding-right: 16px;
  }

  /* ----- Header: brand + search on one row, nav below with 44px targets ----- */
  .topbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 0 12px;
    padding-top: 6px;
    padding-bottom: 0;
  }

  .brand {
    grid-column: 1;
    grid-row: 1;
    min-height: 44px;
  }

  .topbar-tools {
    grid-column: 2;
    grid-row: 1;
    align-self: center;
    gap: 0;
  }

  .topbar-tools a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-right: -8px;
  }

  /* Round 2: nav becomes its own full-width "tab row" under brand + search.
     Links spread evenly, each is a 48px-high tap area, and the active
     marker is a per-link bottom border so it stays aligned if the row wraps. */
  .main-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0;
    margin: 4px -16px 0;
    padding: 0 16px;
    width: auto;
    border-top: 0.5px solid var(--color-border-tertiary);
    font-size: 15px;
  }

  .main-nav a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    min-height: 48px;
    padding: 2px 6px 0;
    border-bottom: 2px solid transparent;
    line-height: 1.3;
    white-space: nowrap;
  }

  .main-nav .is-active {
    border-bottom: 2px solid #1d9e75;
    padding-bottom: 0;
    text-decoration: none;
  }

  /* ----- Breadcrumb ----- */
  .breadcrumb {
    font-size: 14px;
    gap: 0 6px;
  }

  .breadcrumb a {
    display: inline-block;
    padding: 12px 0;
  }

  .breadcrumb [aria-current="page"] {
    padding: 12px 0;
  }

  /* ----- Hero ----- */
  .hero {
    padding-top: 28px;
    padding-bottom: 28px;
  }

  .hero-compact {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .hero h1 {
    font-size: 26px;
    line-height: 1.35;
  }

  .hero p,
  .hero-left p {
    font-size: 16px;
    line-height: 1.8;
  }

  .hero .hero-tagline {
    font-size: 17px;
  }

  .hero-badge {
    font-size: 13px;
  }

  .disclosure-note {
    padding: 12px 14px;
  }

  .disclosure-note .disclosure-text {
    font-size: 14px;
    line-height: 1.75;
  }

  /* ----- Reading text: close to 16px, comfortable line height ----- */
  .copy p,
  .prose p,
  .prose li,
  .product-lead,
  .editorial-callout p,
  .info-card p,
  .faq-answer,
  .fit-line,
  .check-list li,
  .step-list li,
  .feature-bullets li,
  .note-box,
  .note-box .feature-bullets li,
  .info-card .feature-bullets li {
    font-size: 16px;
    line-height: 1.85;
  }

  .copy p,
  .prose p {
    margin-bottom: 16px;
  }

  .section-lead,
  .callout,
  .callout p,
  .product-summary,
  .product-fit,
  .related-desc,
  .quick-chip-desc,
  .card-subtitle,
  .rank-meta,
  .cta-note,
  .cta-panel p {
    font-size: 15px;
    line-height: 1.75;
  }

  .info-card h3,
  .note-box-title,
  .related-title,
  .product-block-title,
  .fit-card h3,
  .feature-title,
  .faq-item summary {
    font-size: 16px;
  }

  .section-title {
    align-items: flex-start;
    font-size: 18px;
    line-height: 1.45;
    margin: 28px 0 14px;
  }

  .section-title i {
    flex-shrink: 0;
    margin-top: 3px;
  }

  .feature-bullets {
    gap: 12px;
  }

  .check-list li,
  .step-list li {
    padding: 14px;
  }

  /* Small meta text stays small, but not tiny */
  .tag,
  .product-kicker,
  .related-kicker,
  .page-updated,
  .visual-caption,
  .callout-eyebrow,
  .quick-chip-desc {
    font-size: 13px;
  }

  .tag {
    padding: 4px 10px;
  }

  .quick-chip-title {
    font-size: 16px;
  }

  .quick-chip {
    padding: 14px;
  }

  /* ----- Buttons: 44px+ tap area ----- */
  .btn {
    min-height: 46px;
    padding: 12px 20px;
    line-height: 1.5;
    text-align: center;
  }

  .btn-sm {
    min-height: 46px;
    padding: 12px 16px;
    font-size: 15px;
  }

  .btn.btn-block,
  .btn.btn-affiliate {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .product-actions {
    gap: 10px;
  }

  .product-card-body {
    padding: 16px;
  }

  .section-link {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding-left: 12px;
    font-size: 15px;
  }

  .section-heading-row {
    margin: 8px 0 6px;
  }

  /* ----- Homepage category tiles: one column, icon left, text right ----- */
  .category-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .category-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: 14px;
    align-items: center;
    padding: 14px 16px;
  }

  .category-card .category-icon {
    grid-row: 1 / span 2;
    font-size: 26px;
  }

  .category-card .card-title {
    margin: 0 0 2px;
  }

  .feature-body {
    padding: 14px 16px;
  }

  .feature-title {
    line-height: 1.5;
  }

  /* ----- Product pages ----- */
  .product-visual-lg {
    aspect-ratio: 16 / 10;
    max-height: 240px;
  }

  .product-visual-lg .product-illus {
    width: auto;
    height: 62%;
  }

  .related-card {
    padding: 16px;
  }

  /* ----- Footer ----- */
  .site-footer {
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .footer-brand-block {
    max-width: none;
  }

  .footer-note {
    font-size: 14px;
    line-height: 1.75;
  }

  .footer-links-wrap {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 4px 20px;
    width: 100%;
    font-size: 15px;
  }

  .footer-heading {
    margin-bottom: 4px;
    font-size: 14px;
  }

  a.footer-link {
    font-size: 15px;
    margin: 0;
    padding: 12px 0;
  }

  .footer-bottom,
  .affiliate-foot {
    font-size: 13px;
    line-height: 1.8;
  }
}

/* Very narrow phones (about 360px and below) */
@media (max-width: 380px) {
  .hero h1 {
    font-size: 24px;
  }

  .main-nav {
    font-size: 14.5px;
  }

  .main-nav a {
    padding-left: 4px;
    padding-right: 4px;
  }

  .footer-links-wrap {
    grid-template-columns: repeat(auto-fit, minmax(124px, 1fr));
    gap: 4px 12px;
  }
}

/* Extremely narrow screens (about 310px and below): keep the nav on one row */
@media (max-width: 310px) {
  .main-nav {
    font-size: 14px;
  }

  .main-nav a {
    padding-left: 2px;
    padding-right: 2px;
  }
}
/* ==========================================================
   Mobile-first refinements, round 3 (card grids on narrow screens)
   Rule of thumb: below 600px content cards are one column;
   600px and up keeps the existing auto-fit behaviour (2 columns,
   more on wider screens). Desktop rules are unchanged.
   ========================================================== */
@media (max-width: 599px) {
  .feature-grid,
  .quick-guide,
  .info-grid,
  .info-grid.is-quad,
  .fit-compare,
  .related-grid,
  .product-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .feature-grid {
    gap: 14px;
  }

  /* Shorter colour band so a stacked list of cards stays compact */
  .feature-visual {
    height: 64px;
  }

  .feature-visual i {
    font-size: 28px;
  }

  .feature-body {
    padding: 14px 18px 16px;
  }

  /* Calmer line breaks for Chinese card titles */
  .feature-title,
  .related-title,
  .info-card h3,
  .fit-card h3,
  .product-card h3,
  .quick-chip-title {
    text-wrap: balance;
    word-break: normal;
    line-break: strict;
  }

  /* Watch list rows: number + icon + text on one line, category pill underneath
     the text, so the title gets the full remaining width instead of ~4 characters */
  .rank-item {
    display: grid;
    grid-template-columns: 22px 42px minmax(0, 1fr);
    align-items: start;
    gap: 6px 12px;
    padding: 14px 16px;
  }

  .rank-number {
    grid-column: 1;
    grid-row: 1;
    line-height: 42px;
  }

  .rank-icon-box {
    grid-column: 2;
    grid-row: 1;
  }

  .rank-copy {
    grid-column: 3;
    grid-row: 1;
    min-width: 0;
    align-self: center;
  }

  /* Two-part selectors so these also win inside .prose (article pages) */
  .rank-copy .rank-title {
    margin: 0;
    font-size: 16px;
    line-height: 1.5;
  }

  .rank-copy .rank-meta {
    margin: 2px 0 0;
    font-size: 15px;
    line-height: 1.6;
  }

  .rank-item .price-pill {
    grid-column: 3;
    grid-row: 2;
    justify-self: start;
    margin-left: 0;
    line-height: 1.6;
  }

  /* Short channel chips: two columns, last odd one spans the row */
  .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .channel-card:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }
}

/* In-page contents list (article-how-we-pick.html): comfortable tap rows on phones */
@media (max-width: 640px) {
  .toc ul {
    margin: 4px 0 0;
    padding-left: 20px;
  }

  .toc li {
    margin: 0;
  }

  .toc li a {
    display: block;
    padding: 10px 0;
    line-height: 1.5;
  }
}

/* PWA stage 2: discreet install hint (injected by pwa.js) + Amazon leave-site note */
.pwa-hint {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 10px 20px;
  background: #f7f4ee;
  border-top: 0.5px solid var(--color-border-tertiary);
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text-secondary);
}

.pwa-hint-text {
  flex: 1 1 180px;
  margin: 0;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.pwa-hint-install {
  appearance: none;
  border: 0;
  background: #1d9e75;
  color: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  min-height: 40px;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
}

.pwa-hint-install:hover {
  background: #0f6e56;
}

.pwa-hint-close {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--color-text-tertiary);
  font: inherit;
  font-size: 22px;
  line-height: 1;
  width: 40px;
  height: 40px;
  cursor: pointer;
}

.pwa-hint-close:hover {
  color: var(--color-text-primary);
}

@media (display-mode: standalone) {
  .pwa-hint {
    display: none;
  }
}

.product-actions:not(:has(.cta-note))::after {
  content: "将打开 Amazon 商品页面，你会暂时离开 Shimei。";
  display: block;
  margin-top: 2px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--color-text-tertiary);
}

/* Product-page affiliate buttons keep a .cta-note so the Amazon-only ::after is not duplicated. */