.hksev-stomatitis-page,
.hksev-stomatitis-page * {
  box-sizing: border-box;
}

.hksev-stomatitis-page {
  --ink: #173033;
  --muted: #506467;
  --teal-900: #0b3f40;
  --teal-700: #0d5b59;
  --teal-100: #dcecea;
  --teal-050: #eef6f5;
  --orange-700: #a94408;
  --orange-100: #fbe8d8;
  --line: #cbd8d6;
  --surface: #ffffff;
  --soft: #f4f7f6;
  --warning: #fff7ed;
  --warning-line: #c85a12;
  color: var(--ink);
  background: var(--surface);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang HK", "Noto Sans TC", "Microsoft JhengHei", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.72;
  overflow-wrap: anywhere;
}

.hksev-stomatitis-page .page-shell {
  width: min(100% - 32px, 1120px);
  margin-inline: auto;
}

.hksev-stomatitis-page .reading-width {
  max-width: 780px;
}

.hksev-stomatitis-page section {
  padding: 48px 0;
  scroll-margin-top: 24px;
}

.hksev-stomatitis-page h1,
.hksev-stomatitis-page h2,
.hksev-stomatitis-page h3 {
  color: var(--teal-900);
  line-height: 1.25;
  margin-top: 0;
  text-wrap: balance;
}

.hksev-stomatitis-page h1 {
  margin-bottom: 20px;
  font-size: clamp(2rem, 8vw, 3.5rem);
  letter-spacing: -0.025em;
}

.hksev-stomatitis-page h2 {
  margin-bottom: 18px;
  font-size: clamp(1.65rem, 5.5vw, 2.35rem);
}

.hksev-stomatitis-page h3 {
  margin-bottom: 10px;
  font-size: clamp(1.16rem, 4vw, 1.35rem);
}

.hksev-stomatitis-page p,
.hksev-stomatitis-page ul,
.hksev-stomatitis-page ol {
  margin-top: 0;
  margin-bottom: 18px;
}

.hksev-stomatitis-page ul,
.hksev-stomatitis-page ol {
  padding-left: 1.35rem;
}

.hksev-stomatitis-page li + li {
  margin-top: 8px;
}

.hksev-stomatitis-page a {
  color: var(--teal-700);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}

.hksev-stomatitis-page a:hover {
  color: var(--teal-900);
}

.hksev-stomatitis-page a:focus-visible,
.hksev-stomatitis-page summary:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 3px;
  box-shadow: 0 0 0 6px var(--teal-900);
}

.hksev-stomatitis-page .hero {
  padding: 40px 0 24px;
  background: var(--teal-050);
  border-bottom: 1px solid var(--line);
}

.hksev-stomatitis-page .hero-grid {
  display: grid;
  gap: 28px;
  align-items: center;
}

.hksev-stomatitis-page .hero-answer {
  max-width: 720px;
  margin-bottom: 22px;
  color: #244649;
  font-size: clamp(1.08rem, 3.7vw, 1.28rem);
  font-weight: 600;
}

.hksev-stomatitis-page .hero-next-step {
  margin: 22px 0 0;
  padding: 14px 16px;
  background: var(--surface);
  border-left: 4px solid var(--orange-700);
}

.hksev-stomatitis-page .button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hksev-stomatitis-page .button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: 2px solid var(--teal-700);
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.35;
  text-align: center;
  text-decoration: none;
}

.hksev-stomatitis-page .button-primary {
  color: #ffffff;
  background: var(--teal-700);
}

.hksev-stomatitis-page .button-primary:hover {
  color: #ffffff;
  background: var(--teal-900);
  border-color: var(--teal-900);
}

.hksev-stomatitis-page .button-secondary {
  color: var(--teal-900);
  background: #ffffff;
}

.hksev-stomatitis-page .button-secondary:hover {
  background: var(--teal-100);
}

.hksev-stomatitis-page .media {
  margin: 0;
  overflow: hidden;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.hksev-stomatitis-page .media img {
  display: block;
  width: 100%;
  height: auto;
}

.hksev-stomatitis-page .media-placeholder {
  display: grid;
  min-height: 220px;
  place-items: center;
  padding: 24px;
  color: #36585a;
  background: #eef5f4;
  font-weight: 700;
  text-align: center;
}

.hksev-stomatitis-page .hero .media-placeholder {
  min-height: 260px;
  aspect-ratio: 16 / 9;
}

.hksev-stomatitis-page .media-spaced {
  margin-top: 28px;
}

.hksev-stomatitis-page .section-nav {
  padding: 20px 0;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
}

.hksev-stomatitis-page .section-nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hksev-stomatitis-page .section-nav-list li {
  margin: 0;
}

.hksev-stomatitis-page .section-nav-list a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font-size: 1rem;
  font-weight: 650;
}

.hksev-stomatitis-page .section-heading {
  max-width: 780px;
  margin-bottom: 26px;
}

.hksev-stomatitis-page .lead {
  color: #385154;
  font-size: 1.06rem;
}

.hksev-stomatitis-page .card-grid {
  display: grid;
  gap: 16px;
}

.hksev-stomatitis-page .card {
  padding: 20px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-top: 4px solid var(--teal-700);
  border-radius: 8px;
}

.hksev-stomatitis-page .card p:last-child,
.hksev-stomatitis-page .card ul:last-child {
  margin-bottom: 0;
}

.hksev-stomatitis-page .quick-answer {
  background: var(--soft);
}

.hksev-stomatitis-page .quick-answer .card:first-child {
  border-top-color: var(--orange-700);
}

.hksev-stomatitis-page .answer-label {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--orange-700);
  font-weight: 800;
}

.hksev-stomatitis-page .comparison-grid {
  display: grid;
  gap: 14px;
}

.hksev-stomatitis-page .comparison-item {
  padding: 18px;
  background: var(--soft);
  border-left: 4px solid var(--teal-700);
}

.hksev-stomatitis-page .comparison-item p:last-child {
  margin-bottom: 0;
}

.hksev-stomatitis-page .note,
.hksev-stomatitis-page .warning-note,
.hksev-stomatitis-page .action-note {
  margin-top: 24px;
  padding: 18px;
  border-radius: 6px;
}

.hksev-stomatitis-page .note {
  background: var(--teal-050);
  border-left: 4px solid var(--teal-700);
}

.hksev-stomatitis-page .warning-note {
  background: var(--warning);
  border-left: 4px solid var(--warning-line);
}

.hksev-stomatitis-page .action-note {
  color: #ffffff;
  background: var(--teal-900);
  border-left: 4px solid #e2782f;
}

.hksev-stomatitis-page .note p:last-child,
.hksev-stomatitis-page .warning-note p:last-child,
.hksev-stomatitis-page .action-note p:last-child {
  margin-bottom: 0;
}

.hksev-stomatitis-page .symptom-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 28px;
}

.hksev-stomatitis-page .symptom-item {
  min-height: 100%;
  padding: 14px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-weight: 650;
}

.hksev-stomatitis-page .split-grid {
  display: grid;
  gap: 18px;
}

.hksev-stomatitis-page .triage-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.hksev-stomatitis-page .triage-card-urgent {
  background: var(--warning);
  border-color: #df9c68;
}

.hksev-stomatitis-page .triage-card-soon {
  background: var(--teal-050);
}

.hksev-stomatitis-page .step-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding-left: 1.5rem;
}

.hksev-stomatitis-page .step-list li {
  margin: 0;
  padding: 18px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.hksev-stomatitis-page .step-list li::marker {
  color: var(--teal-700);
  font-weight: 800;
}

.hksev-stomatitis-page .treatment-stack {
  display: grid;
  gap: 18px;
}

.hksev-stomatitis-page .treatment-card {
  padding: 22px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-left: 5px solid var(--teal-700);
}

.hksev-stomatitis-page .treatment-card p:last-child,
.hksev-stomatitis-page .treatment-card ul:last-child {
  margin-bottom: 0;
}

.hksev-stomatitis-page .food-panel {
  display: grid;
  gap: 20px;
  padding: 22px;
  background: var(--teal-050);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.hksev-stomatitis-page .check-list,
.hksev-stomatitis-page .do-not-list {
  margin-bottom: 0;
}

.hksev-stomatitis-page .do-not {
  background: var(--soft);
}

.hksev-stomatitis-page .do-not-list {
  display: grid;
  gap: 12px;
  padding: 0;
  list-style: none;
}

.hksev-stomatitis-page .do-not-list li {
  margin: 0;
  padding: 14px 16px;
  background: #ffffff;
  border-left: 4px solid var(--orange-700);
}

.hksev-stomatitis-page .faq-list {
  display: grid;
  gap: 14px;
}

.hksev-stomatitis-page .faq-item {
  padding: 20px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.hksev-stomatitis-page .faq-item p:last-child {
  margin-bottom: 0;
}

.hksev-stomatitis-page .cta {
  color: #ffffff;
  background: var(--teal-900);
}

.hksev-stomatitis-page .cta h2,
.hksev-stomatitis-page .cta h3,
.hksev-stomatitis-page .cta a:not(.button) {
  color: #ffffff;
}

.hksev-stomatitis-page .cta-copy {
  max-width: 760px;
}

.hksev-stomatitis-page .cta-details {
  display: grid;
  gap: 8px;
  margin: 24px 0;
  padding: 18px;
  background: #ffffff;
  color: var(--ink);
  border-radius: 8px;
}

.hksev-stomatitis-page .cta-details p {
  margin: 0;
}

.hksev-stomatitis-page .cta .button-primary {
  color: var(--teal-900);
  background: #ffffff;
  border-color: #ffffff;
}

.hksev-stomatitis-page .cta .button-primary:hover {
  color: var(--teal-900);
  background: var(--teal-100);
}

.hksev-stomatitis-page .cta .button-secondary {
  color: #ffffff;
  background: transparent;
  border-color: #ffffff;
}

.hksev-stomatitis-page .cta .button-secondary:hover {
  color: var(--teal-900);
  background: #ffffff;
}

.hksev-stomatitis-page .sources {
  background: var(--soft);
}

.hksev-stomatitis-page .source-list {
  padding-left: 1.2rem;
}

.hksev-stomatitis-page .disclaimer {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.hksev-stomatitis-page .updated-date {
  margin-bottom: 0;
  font-weight: 700;
}

@media (min-width: 600px) {
  .hksev-stomatitis-page .page-shell {
    width: min(100% - 48px, 1120px);
  }

  .hksev-stomatitis-page .card-grid,
  .hksev-stomatitis-page .comparison-grid,
  .hksev-stomatitis-page .split-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hksev-stomatitis-page .symptom-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hksev-stomatitis-page .media-placeholder {
    min-height: 320px;
  }
}

@media (min-width: 900px) {
  .hksev-stomatitis-page section {
    padding: 72px 0;
  }

  .hksev-stomatitis-page .hero {
    padding: 64px 0 48px;
  }

  .hksev-stomatitis-page .hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(380px, 0.96fr);
    gap: 48px;
  }

  .hksev-stomatitis-page .card-grid-four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .hksev-stomatitis-page .symptom-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .hksev-stomatitis-page .food-panel {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}