/* ===== Design System ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand: #1a4480;
  --brand-dark: #12325c;
  --brand-mid: #2563a8;
  --brand-light: #e8eef5;
  --brand-pale: #f5f7fa;
  --text: #1c1c1e;
  --text-secondary: #5c6370;
  --text-muted: #8e95a3;
  --border: #dfe3ea;
  --border-light: #eceff3;
  --surface: #ffffff;
  --surface-alt: #f8f9fb;
  --danger: #b42318;
  --header-h: 60px;
  --container: 1080px;
  --radius: 6px;
  --space-s: 0.5rem;
  --space-m: 1rem;
  --space-l: 1.5rem;
  --space-xl: 2.5rem;
  --step-0: clamp(0.9375rem, 0.9rem + 0.2vw, 1rem);
  --step-1: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  --step-2: clamp(1.5rem, 1.2rem + 1vw, 2rem);
  --focus-ring: 2px solid var(--brand-mid);
  --focus-offset: 2px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: "PingFang SC", -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Microsoft YaHei", sans-serif;
  background: var(--surface);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2rem);
}

a { color: inherit; text-decoration: none; }
img {
  max-inline-size: 100%;
  block-size: auto;
  display: block;
}

.skip-link {
  position: absolute;
  inset-inline-start: var(--space-m);
  inset-block-start: var(--space-m);
  z-index: 200;
  padding: 0.625rem 1rem;
  background: var(--brand);
  color: var(--surface);
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  transform: translateY(-200%);
  transition: transform 0.15s;
}
.skip-link:focus {
  transform: translateY(0);
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

:where(a, button, .btn, input, select, textarea):focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

/* ===== Typography ===== */
.display {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--text);
}

.display-stat {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--brand);
  letter-spacing: -0.03em;
}

.section-title {
  font-size: clamp(1.375rem, 2.5vw, 1.75rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
  margin-bottom: 0;
}

.section-desc {
  font-size: var(--step-0);
  color: var(--text-secondary);
  margin-top: 12px;
  max-inline-size: min(100%, 65ch);
}

.label,
.eyebrow {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.eyebrow {
  margin-bottom: 14px;
  line-height: 1.5;
}

.note {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  border: 1.5px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
  white-space: nowrap;
}

.btn-sm { padding: 8px 16px; font-size: 0.875rem; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-block { width: 100%; }

.btn-primary {
  background: var(--brand);
  color: var(--surface);
  border-color: var(--brand);
}
.btn-primary:hover { background: var(--brand-dark); border-color: var(--brand-dark); }

.btn-outline {
  background: var(--surface);
  color: var(--brand);
  border-color: var(--brand);
}
.btn-outline:hover { background: var(--brand-light); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border);
}
.btn-ghost:hover {
  color: var(--brand);
  border-color: var(--brand-mid);
  background: var(--surface);
}

.btn-text,
.header-phone {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 8px 0;
  font-weight: 500;
}
.btn-text:hover { color: var(--brand); }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.site-header.scrolled {
  border-bottom-color: var(--border-light);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
}

.header-inner {
  display: grid;
  grid-template-columns: max-content 1fr auto;
  column-gap: 24px;
  align-items: center;
  height: var(--header-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--brand);
  color: var(--surface);
  font-weight: 600;
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  border-radius: 50%;
}

.brand-mark--footer {
  background: rgba(255, 255, 255, 0.12);
}

.brand-name {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.brand-name strong { font-size: 0.9375rem; font-weight: 700; }
.brand-name small { font-size: 0.6875rem; color: var(--text-muted); }

.nav-desktop {
  display: flex;
  gap: 28px;
  justify-self: start;
}
.nav-desktop a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.15s;
}
.nav-desktop a:hover,
.nav-desktop a.active { color: var(--brand); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-self: end;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text);
}

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: 8px 32px 24px;
  border-top: 1px solid var(--border-light);
  background: var(--surface);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  padding: 14px 0;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
}
.nav-mobile .btn { margin-top: 16px; }

/* ===== Hero (Homepage) ===== */
.hero-home {
  padding: calc(var(--header-h) + 48px) 0 56px;
  background: linear-gradient(180deg, var(--surface-alt) 0%, var(--surface) 100%);
}

.hero-home-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.hero-home-copy h1 {
  font-size: clamp(1.875rem, 3.2vw, 2.5rem);
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 18px;
  letter-spacing: -0.015em;
  color: var(--text);
}

.hero-home-copy .lead {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 28px;
  max-width: 480px;
  line-height: 1.75;
}

.hero-facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 20px 28px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.hero-facts strong {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 2px;
}

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

.hero-home-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-photo {
  width: 100%;
  max-width: 420px;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(26, 68, 128, 0.08);
}

.page-home .poster-frame-hero {
  border: none;
  background: transparent;
  box-shadow: none;
}

/* 海报完整显示（不裁切） */
.poster-frame {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  line-height: 0;
}
.poster-frame img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}
.poster-frame-hero {
  max-width: 360px;
  width: 100%;
}

.poster-frame-card {
  padding: 6px;
  background: var(--surface-alt);
}

.poster-section {
  padding: 48px 0 64px;
  background: var(--surface-alt);
}
.poster-section .poster-frame {
  max-width: 682px;
  margin: 0 auto;
}
.poster-section-head {
  text-align: center;
  margin-bottom: 32px;
}

/* ===== Trust (inline grid) ===== */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 32px;
}
.trust-grid-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--surface-alt);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.4;
}
.trust-grid-item svg {
  flex-shrink: 0;
  color: var(--brand);
  opacity: 0.85;
}

/* ===== Trust Strip (legacy, unused) ===== */
.trust-strip {
  background: var(--brand);
  color: var(--surface);
  padding: 20px 0;
}
.trust-strip-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.trust-strip-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  opacity: 0.92;
}
.trust-strip-item svg {
  flex-shrink: 0;
  opacity: 0.7;
}

/* ===== Sections ===== */
.section { padding: 72px 0; }
.section-tight { padding: 56px 0; }
.section-compact { padding: 40px 0; }
.section-alt { background: var(--surface-alt); }

.section-head,
.section-intro {
  margin-bottom: 36px;
  max-width: 640px;
}
.section-head.center { text-align: center; }
.section-head.center .section-desc { margin-left: auto; margin-right: auto; }

.text-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--brand);
}
.text-link:hover { text-decoration: underline; }

/* ===== Service list (homepage) ===== */
.service-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}

.service-item {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 24px 28px;
  border-bottom: 1px solid var(--border-light);
  transition: background 0.15s;
}
.service-item:last-child { border-bottom: none; }
.service-item:hover { background: var(--brand-pale); }

.service-item-no {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.service-item-body h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.service-item-body p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.service-item-go {
  font-size: 1.125rem;
  color: var(--text-muted);
  transition: color 0.15s, transform 0.15s;
}
.service-item:hover .service-item-go {
  color: var(--brand);
  transform: translateX(2px);
}

/* ===== Split block ===== */
.split-block {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
}

.aside-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text);
}

.flow-steps {
  list-style: none;
  counter-reset: flow;
}

.flow-steps li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
}
.flow-steps li:last-child { border-bottom: none; padding-bottom: 0; }

.flow-steps li span {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--brand);
  background: var(--brand-light);
  border-radius: 50%;
}

.faq-teaser {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
  gap: var(--space-m);
}

a.scenario-card {
  color: inherit;
  text-decoration: none;
  min-inline-size: 0;
}

.scenario-card {
  background: var(--surface);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: background 0.15s, box-shadow 0.15s, transform 0.15s;
  container-type: inline-size;
}
.scenario-card:hover,
.scenario-card:focus-within {
  background: var(--brand-pale);
  box-shadow: 0 4px 20px rgba(26, 68, 128, 0.08);
  transform: translateY(-1px);
}

@container (min-width: 18rem) {
  .scenario-card-body {
    padding-block: var(--space-l);
    padding-inline: var(--space-l);
  }
}

.scenario-card-img {
  padding: 8px;
  background: var(--surface-alt);
  border-block-end: 1px solid var(--border-light);
  line-height: 0;
  aspect-ratio: 4 / 3;
}
.scenario-card-img img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: contain;
}

.scenario-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.scenario-card-body h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.scenario-card-body p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  flex: 1;
  margin-bottom: 16px;
}
.scenario-card-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--brand);
}
.scenario-card-link::after {
  content: ' →';
}
a.scenario-card:hover .scenario-card-link,
a.scenario-card:focus-visible .scenario-card-link {
  text-decoration: underline;
}

/* ===== Process ===== */
.process-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.process-item {
  padding: 28px 24px;
  border-right: 1px solid var(--border);
  background: var(--surface);
  text-align: center;
}
.process-item:last-child { border-right: none; }
.process-num {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--brand);
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.process-item h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.process-item p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ===== Clinics ===== */
.clinic-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.clinic-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 24px 28px;
  background: var(--surface);
}
.clinic-row:hover { background: var(--surface-alt); }

.clinic-city {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--brand);
}
.clinic-info h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.clinic-info h3 .tag {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  background: var(--brand-light);
  color: var(--brand);
  font-size: 0.6875rem;
  font-weight: 600;
  border-radius: 2px;
  vertical-align: middle;
}
.clinic-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}
.clinic-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

/* ===== CTA Band ===== */
.cta-band {
  background: var(--brand-dark);
  color: var(--surface);
  padding: 52px 0;
}
.cta-band-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 24px;
}
.cta-band h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-weight: 700;
  margin-bottom: 8px;
}
.cta-band p { font-size: 0.9375rem; opacity: 0.85; }
.cta-band-actions {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-clinic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 10rem), 1fr));
  gap: 10px;
  inline-size: 100%;
  max-inline-size: 40rem;
}

.cta-clinic-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px 12px;
  background: var(--surface);
  color: var(--brand);
  border-radius: var(--radius);
  text-decoration: none;
  transition: background 0.15s, transform 0.15s;
}
.cta-clinic-btn:hover,
.cta-clinic-btn:focus-visible {
  background: var(--brand-light);
  transform: translateY(-1px);
}
.cta-clinic-btn strong {
  font-size: 0.9375rem;
  font-weight: 700;
}
.cta-clinic-btn span {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.btn-white {
  background: var(--surface);
  color: var(--brand);
  border-color: var(--surface);
}
.btn-white:hover { background: var(--brand-light); }
.btn-outline-white {
  background: transparent;
  color: var(--surface);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline-white:hover { border-color: var(--surface); }

/* ===== Footer ===== */
.site-footer {
  background: #2a2d33;
  color: rgba(255,255,255,0.65);
  padding: 48px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 48px;
  padding-bottom: 40px;
}
.footer-brand p {
  font-size: 0.875rem;
  margin-top: 12px;
  opacity: 0.6;
}
.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer-col h4 {
  color: var(--surface);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.footer-col a, .footer-col span {
  display: block;
  font-size: 0.8125rem;
  opacity: 0.6;
  padding: 3px 0;
  transition: opacity 0.15s;
}
.footer-col a:hover { opacity: 1; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  text-align: center;
}
.footer-bottom .container,
.site-footer > .container.footer-bottom {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.footer-bottom .note {
  opacity: 0.45;
  font-size: 0.8125rem;
  line-height: 1.65;
  margin-bottom: 6px;
}
.footer-bottom .note:last-child { margin-bottom: 0; }
.site-footer:not(:has(.footer-inner)) { padding-top: 0; }

/* ===== About Page ===== */
.about-hero {
  padding: calc(var(--header-h) + 40px) 0 32px;
  background: var(--surface-alt);
  border-bottom: 1px solid var(--border-light);
  text-align: center;
}
.about-hero h1 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin: 8px auto 12px;
  max-width: 640px;
}
.about-hero .section-desc {
  margin-left: auto;
  margin-right: auto;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.about-stat {
  background: var(--surface);
  padding: 24px 16px;
  text-align: center;
}
.about-stat strong {
  display: block;
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 4px;
}
.about-stat span {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}
.about-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-top: 16px;
  line-height: 1.8;
}
.about-founder {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 24px;
}
.about-founder h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.about-founder-role {
  font-size: 0.8125rem;
  color: var(--brand);
  margin-bottom: 16px;
}
.about-list {
  list-style: none;
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.8;
}
.about-list li {
  padding-left: 14px;
  position: relative;
  margin-bottom: 6px;
}
.about-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--brand);
}
.about-timeline {
  list-style: none;
  border-left: 2px solid var(--border);
  margin-left: 8px;
  padding-left: 24px;
}
.about-timeline li {
  position: relative;
  padding-bottom: 20px;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  display: flex;
  gap: 16px;
}
.about-timeline li:last-child { padding-bottom: 0; }
.about-timeline li::before {
  content: '';
  position: absolute;
  left: -29px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand);
}
.about-year {
  flex-shrink: 0;
  width: 48px;
  font-weight: 600;
  color: var(--brand);
}
.about-scope {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 32px 0;
}
.about-scope-item {
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 0.9375rem;
  font-weight: 500;
  text-align: center;
}
.about-advantages {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.about-adv {
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  text-align: center;
}
.about-adv h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.about-adv p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.65;
}
.about-honors {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 24px;
}
.about-honors p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  padding: 8px 0;
  border-bottom: 1px solid var(--border-light);
}
.about-service {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.about-service div {
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
}
.about-service strong {
  display: block;
  font-size: 0.9375rem;
  color: var(--brand);
  margin-bottom: 6px;
}
.about-service span {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}
.about-motto {
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}


/* ===== FAQ Page ===== */
.faq-hero {
  padding: calc(var(--header-h) + 24px) 0 32px;
  background: var(--brand-pale);
  border-bottom: 1px solid var(--border-light);
  text-align: center;
}
.faq-hero h1 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin: 8px auto 12px;
}
.faq-hero .section-desc {
  margin-inline: auto;
  max-inline-size: min(100%, 42rem);
}

.faq-hero .faq-compliance-note {
  max-inline-size: min(100%, 36rem);
  margin-inline: auto;
  margin-block-start: 1.25rem;
  padding-block-start: 1rem;
  background: transparent;
  border: none;
  border-block-start: 1px solid var(--border);
  text-align: center;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.faq-layout {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
  padding: 48px 32px 64px;
  align-items: start;
}

.faq-nav {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.faq-nav-link {
  padding: 8px 12px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  border-left: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.faq-nav-link:hover {
  color: var(--brand);
  border-left-color: var(--brand);
}

.faq-category { margin-bottom: 48px; }
.faq-category:last-child { margin-bottom: 0; }
.faq-category-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--brand-light);
}

.faq-list {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}

.faq-item {
  border-bottom: 1px solid var(--border-light);
}
.faq-item:last-child { border-bottom: none; }

.faq-question {
  padding: 18px 48px 18px 20px;
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  position: relative;
  line-height: 1.5;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question::after {
  content: '+';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--brand);
  line-height: 1;
}
.faq-item[open] .faq-question::after { content: '−'; }

.faq-answer {
  padding: 0 20px 18px;
}
.faq-answer p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

@media (max-width: 768px) {
  .faq-layout {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 20px 48px;
  }
  .faq-nav {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }
  .faq-nav-link {
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 6px 14px;
    border-left: 1px solid var(--border);
    font-size: 0.8125rem;
  }
}

/* ===== Sub-page: dense layout ===== */
body.sub-page .page-hero {
  padding-top: calc(var(--header-h) + 32px);
  background: var(--brand-pale);
  border-bottom: 1px solid var(--border-light);
}

.page-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
  padding: 24px 0 40px;
}

.hero-side-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.hero-side-card {
  display: grid;
  place-content: center;
  justify-items: center;
  min-height: 96px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
}
.hero-side-card strong {
  display: block;
  width: 100%;
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text);
  text-align: center;
}
.hero-side-card span {
  display: block;
  width: 100%;
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.45;
  text-align: center;
}

.hero-side-bar {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  gap: 16px 24px;
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.hero-side-bar div {
  flex: 1;
  min-width: 72px;
  text-align: center;
}
.hero-side-bar div strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--brand);
}
.hero-side-bar div span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.page-hero-visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
  min-inline-size: 0;
}
.page-hero-visual .hero-photo {
  inline-size: 100%;
  max-inline-size: 26.25rem;
  margin-inline: auto;
  border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(26, 68, 128, 0.08);
  aspect-ratio: 4 / 3;
  object-fit: contain;
}

.clinical-note,
.faq-compliance-note {
  padding: var(--space-m) var(--space-l);
  background: var(--surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--text-muted);
}
.clinical-note { text-align: center; }

.content-section .section-title {
  margin-block-end: var(--space-m);
}

.section-compact { padding: 56px 0; }

body.sub-page .poster-section {
  padding: 48px 0 56px;
  background: var(--surface-alt);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

body.sub-page .poster-section .poster-section-head {
  margin-bottom: 24px;
  text-align: center;
}

body.sub-page .poster-section .poster-frame {
  max-width: 682px;
  margin: 0 auto;
  border: 1px solid var(--border);
  background: var(--surface);
}

body.sub-page .poster-section .poster-frame img {
  width: 100%;
  height: auto;
}

/* ===== Poster content (structured, replaces poster image) ===== */
.poster-doc {
  background: var(--surface-alt);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}
.poster-doc-head {
  text-align: center;
  margin-bottom: 8px;
}
.poster-doc-head .section-desc {
  margin-left: auto;
  margin-right: auto;
}
.poster-doc__lead {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.poster-doc__lead h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-align: center;
  color: var(--brand);
}
.poster-stat-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.poster-stat {
  padding: 20px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
}
.poster-stat strong {
  display: block;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 4px;
}
.poster-stat strong.danger { color: var(--danger); }
.poster-stat span {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.45;
}
.poster-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.poster-feature-item {
  padding: 20px 16px;
  background: var(--brand-dark);
  color: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius);
  text-align: center;
}
.poster-feature-item strong {
  display: block;
  font-size: 0.9375rem;
  margin-bottom: 6px;
  color: var(--surface);
}
.poster-feature-item span {
  font-size: 0.75rem;
  opacity: 0.85;
  line-height: 1.5;
}
.poster-checklist {
  list-style: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}
.poster-checklist--2col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.poster-checklist--2col li:nth-child(odd) {
  border-right: 1px solid var(--border-light);
}
.poster-checklist--2col li:nth-last-child(-n+2) {
  border-bottom: none;
}
.poster-checklist li {
  padding: 16px 20px;
  font-size: 0.875rem;
  line-height: 1.55;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 12px;
}
.poster-checklist li:last-child { border-bottom: none; }
.poster-checklist li::before {
  content: '✓';
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--brand);
  background: var(--brand-light);
  border-radius: 50%;
}

.content-stack {
  display: flex;
  flex-direction: column;
  gap: 56px;
}

.content-section .section-title {
  margin-top: 0;
  margin-bottom: 16px;
}

.content-section .section-desc {
  max-width: none;
  margin-bottom: 16px;
}

.content-section .process-steps-6,
.content-section .value-row,
.content-section .poster-checklist,
.content-section .poster-checklist--2col {
  margin-top: 4px;
}

.sub-clinic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}

body.sub-page .section-alt .section-head {
  text-align: center;
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

body.sub-page .content-stack > div:has(.value-row) .label,
body.sub-page .content-stack > div:has(.value-row) .section-title,
body.sub-page .content-stack > div:has(.process-steps-6) .label,
body.sub-page .content-stack > div:has(.process-steps-6) .section-title {
  text-align: center;
  display: block;
}

.sub-clinic-card {
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
}
.sub-clinic-card .clinic-city {
  font-size: 1rem;
  font-weight: 700;
  color: var(--brand);
  margin-bottom: 6px;
}
.sub-clinic-card h4 {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
}
.sub-clinic-card p {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  line-height: 1.5;
}
.sub-clinic-card .btn { width: 100%; }

body.sub-page .cta-band {
  padding: 48px 0;
}

@media (max-width: 960px) {
  .page-hero-grid { grid-template-columns: 1fr; gap: 28px; }
  .sub-clinic-grid { grid-template-columns: 1fr; }
}

/* ===== Child Landing Page ===== */
.page-hero {
  padding: calc(var(--header-h) + 48px) 0 0;
  background: var(--brand-pale);
  border-bottom: 1px solid var(--border-light);
}

.page-hero-inner {
  display: block;
  max-width: 640px;
  padding: 32px 0 40px;
}

.page-hero-copy { padding-bottom: 0; }
.page-hero-copy h1 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
}
.page-hero-stat {
  margin: 24px 0;
}
.page-hero-stat .display-stat { display: inline; }
.page-hero-stat .unit {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--brand);
}
.page-hero-stat p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-top: 8px;
}

/* Value row */
.value-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: -1px;
}
.value-item {
  background: var(--surface);
  padding: 28px 20px;
  text-align: center;
}
.value-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 12px;
  color: var(--brand);
}
.value-item h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.value-item p {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Two column content — subgrid keeps card tops aligned on desktop */
.content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: auto 1fr;
  column-gap: 48px;
  row-gap: 20px;
  align-items: start;
}

.content-grid-col {
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 2;
  gap: 20px;
  min-width: 0;
}

.content-grid__head .section-desc {
  margin-top: 10px;
  max-width: none;
}

.content-grid__body {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.content-grid__body > .paper-list,
.content-grid__body > .poster-checklist,
.content-grid__body > .axis-diagram {
  flex: 1;
}

.stat-block {
  border-left: 3px solid var(--brand);
  padding-left: 20px;
  margin-bottom: 32px;
}
.stat-block strong {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--brand);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-block span {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.compare-table th,
.compare-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}
.compare-table th {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.8125rem;
  background: var(--surface-alt);
}
.compare-table td:last-child {
  font-weight: 600;
  color: var(--brand);
}

.paper-list {
  list-style: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}
.paper-list li {
  padding: 18px 22px;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-secondary);
}
.paper-list li:last-child { border-bottom: none; }
.paper-list strong {
  display: block;
  color: var(--text);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.axis-diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 8px 12px;
  padding: 22px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.axis-step {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.axis-step strong {
  display: block;
  font-size: 0.9375rem;
  color: var(--text);
  margin-bottom: 4px;
}
.axis-arrow {
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1;
  padding: 0 2px;
}

.process-steps-6 {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  counter-reset: step;
}
.process-steps-6 .step {
  text-align: center;
  padding: 0 12px;
  position: relative;
}
.process-steps-6 .step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin: 0 auto 12px;
  background: var(--brand);
  color: var(--surface);
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: 50%;
}
.process-steps-6 .step h4 {
  font-size: 0.8125rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.process-steps-6 .step p {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
}
.process-steps-6 .step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 16px;
  left: calc(50% + 20px);
  width: calc(100% - 40px);
  height: 1px;
  background: var(--border);
}

/* Poster reference section */
.poster-ref {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface-alt);
}
.poster-ref img { width: 100%; }

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero-home-inner,
  .page-hero-inner,
  .content-grid,
  .split-block { grid-template-columns: 1fr; gap: 32px; }
  .content-grid {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    row-gap: 32px;
  }
  .content-grid-col {
    display: flex;
    flex-direction: column;
    gap: 16px;
    grid-row: auto;
  }
  .poster-checklist--2col { grid-template-columns: 1fr; }
  .poster-checklist--2col li { border-right: none !important; }
  .poster-checklist--2col li:nth-last-child(-n+2) {
    border-bottom: 1px solid var(--border-light);
  }
  .poster-checklist--2col li:last-child { border-bottom: none; }
  .axis-diagram {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 20px;
  }
  .axis-arrow { display: none; }
  .hero-home-visual { order: -1; }
  .hero-photo { max-width: 320px; margin: 0 auto; }
  .process-row { grid-template-columns: 1fr 1fr; }
  .process-item:nth-child(2) { border-right: none; }
  .process-item { border-bottom: 1px solid var(--border); }
  .value-row { grid-template-columns: 1fr 1fr; }
  .process-steps-6 { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .process-steps-6 .step:not(:last-child)::after { display: none; }
  .clinic-row { grid-template-columns: 1fr; gap: 12px; }
  .clinic-actions { justify-content: flex-start; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .page-hero-grid .page-hero-copy { text-align: center; }
  .page-hero-grid .page-hero-visual { order: -1; }
  .page-hero-grid .hero-actions { justify-content: center; }
  .page-hero-grid .section-desc { margin-inline: auto; }
  .page-hero-grid .hero-side-bar { justify-content: center; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .poster-stat-strip { grid-template-columns: 1fr; }
  .poster-feature-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .nav-desktop { display: none; }
  .nav-toggle { display: flex; }
  .process-row { grid-template-columns: 1fr; }
  .process-item { border-right: none; }
  .value-row { grid-template-columns: 1fr; }
  .process-steps-6 { grid-template-columns: 1fr 1fr; }
  .trust-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .about-scope { grid-template-columns: 1fr 1fr; }
  .about-advantages { grid-template-columns: 1fr; }
  .poster-feature-grid { grid-template-columns: 1fr; }
  .about-honors { grid-template-columns: 1fr; }
  .about-service { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: 1fr; }
}