html, body { margin: 0; background: var(--color-bg); }
a:hover { color: var(--color-accent-300); }

.page {
  min-height: 100vh; display: flex; flex-direction: column;
  background: radial-gradient(1200px 600px at 0% 0%, var(--color-neutral-900), var(--color-bg) 70%);
}
.wrap { max-width: 1160px; margin: 0 auto; padding-inline: 32px; width: 100%; }
.main { flex: 1; }
.fade-rule {
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-divider) 48px, var(--color-divider) calc(100% - 48px), transparent);
}

/* header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
}
.header-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; padding-block: 16px; }
.brand { display: flex; align-items: center; gap: 10px; margin-right: auto; color: var(--color-text); text-decoration: none; }
.brand:hover { color: var(--color-text); }
.brand-mark {
  width: 22px; height: 22px; border-radius: 6px; border: 1.5px solid var(--color-accent);
  box-shadow: 0 0 14px color-mix(in srgb, var(--color-accent) 45%, transparent);
}
.brand-name { font-weight: 500; font-size: 17px; letter-spacing: -0.01em; }
.site-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 22px; font-size: 14px; }
.site-nav a:not(.btn) { color: var(--color-neutral-300); text-decoration: none; }
.site-nav a:not(.btn):hover, .site-nav a[aria-current="page"]:not(.btn) { color: var(--color-accent); }
.site-nav .btn[aria-current="page"] { background: color-mix(in srgb, var(--color-accent) 18%, transparent); }
.btn-sm { padding: 6px 12px; }

footer { margin-top: 24px; }
.footer-row { padding-block: 24px; font-size: 13px; color: var(--color-neutral-500); }

/* shared text */
.kicker { color: var(--color-accent-300); margin-bottom: 18px; }
.lead { font-size: 17px; line-height: 1.6; color: var(--color-neutral-400); max-width: 480px; margin: 18px 0 0; text-wrap: pretty; }
.page-title { font-size: clamp(32px, 4vw, 46px); letter-spacing: -0.025em; margin: 0; }
.page-title-wide { max-width: 640px; margin-bottom: 48px; }
.page-section { padding: 88px 0 104px; }
.narrow { max-width: 820px; }
.narrow-sm { max-width: 760px; }
.meta { margin: 12px 0 0; font-size: 13px; color: var(--color-neutral-500); }
.empty-note { color: var(--color-neutral-500); font-size: 14px; font-style: italic; margin: 0; }
.foot-note { font-size: 14px; color: var(--color-neutral-500); margin: 28px 0 0; }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; }
.arrow, .open-link { color: var(--color-accent); }
.prose p { margin: 0 0 12px; line-height: 1.65; overflow-wrap: anywhere; }
.prose p:last-child { margin-bottom: 0; }
.rows { display: flex; flex-direction: column; margin-top: 44px; }

/* home tiles */
.hero { padding: 96px 0 40px; }
.hero-title { font-size: clamp(40px, 6vw, 68px); line-height: 1.02; letter-spacing: -0.035em; max-width: 760px; margin: 0; text-wrap: balance; }
.hero-title-sm { font-size: clamp(38px, 5vw, 58px); line-height: 1.04; letter-spacing: -0.03em; }
.hero .lead { font-size: 18px; max-width: 520px; margin-top: 24px; }
.tile-grid { display: grid; gap: 16px; }
.tile-grid-lg { grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); padding-bottom: 16px; }
.tile-grid-sm { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); padding-bottom: 96px; }
.tile-grid-md { grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); }
.tile { padding: 28px; gap: 14px; border-radius: var(--radius-lg); }
.tile h3 { margin: 0; }
.tile p { margin: 0; font-size: 15px; }
.tile-actions { margin-top: auto; padding-top: 18px; gap: 8px; }
.link-card {
  padding: 22px; gap: 8px; text-decoration: none; color: var(--color-text); border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-surface) 60%, transparent); box-shadow: var(--shadow-sm);
}
.link-card:hover { color: var(--color-text); box-shadow: 0 0 0 1px var(--color-accent); }
.link-card .card-body { font-size: 14px; flex: 0; }
.open-link { font-size: 13px; margin-top: 10px; }

/* home index */
.home-index { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr)); gap: 56px; padding: 96px 0; }
.home-index .lead { max-width: 440px; margin-top: 22px; }
.home-index .btn-row { margin-top: 32px; }
.index-list { display: flex; flex-direction: column; }
.index-row {
  display: grid; grid-template-columns: 40px minmax(0, 1fr) auto; gap: 16px; align-items: baseline;
  padding: 22px 8px; text-decoration: none; color: var(--color-text); border-radius: var(--radius-md);
  background: linear-gradient(to right, transparent, var(--color-divider) 48px, var(--color-divider) calc(100% - 48px), transparent) no-repeat bottom / 100% 1px;
}
.index-row:hover { color: var(--color-text); background-color: color-mix(in srgb, var(--color-text) 4%, transparent); }
.index-num { font-size: 12px; color: var(--color-accent); font-variant-numeric: tabular-nums; }
.index-text { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.index-title { font-size: 20px; font-weight: 500; letter-spacing: -0.01em; }
.index-body { font-size: 14px; color: var(--color-neutral-400); overflow-wrap: anywhere; }

/* app */
.store-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 180px)); gap: 16px 24px; margin-top: 40px; }
.store { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.qr { width: 180px; height: 180px; object-fit: contain; border-radius: var(--radius-md); background: #fff; padding: 8px; box-shadow: var(--shadow-sm); }
.store-req { font-size: 12px; color: var(--color-neutral-500); }

/* briefing index */
.lang-row, .contact-row {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px; align-items: center; padding: 20px 4px;
  background: linear-gradient(to right, transparent, var(--color-divider) 48px, var(--color-divider) calc(100% - 48px), transparent) no-repeat bottom / 100% 1px;
}
.lang-names { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 16px; min-width: 0; }
.lang-native { font-size: 22px; font-weight: 500; letter-spacing: -0.01em; overflow-wrap: anywhere; }
.lang-name { font-size: 14px; color: var(--color-neutral-500); }
.lang-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 10px; }

/* reader */
.back { margin-left: -4px; }
.reader-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 20px; margin: 24px 0 48px; }
.reader-head .kicker { margin-bottom: 14px; }
.reader-head .page-title { font-size: clamp(30px, 4vw, 42px); }
.reader-tools { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.seg-links { display: flex; flex-wrap: wrap; border-radius: var(--radius-md); box-shadow: 0 0 0 1px var(--color-divider); overflow: hidden; }
.seg-link { font-size: 13px; padding: 7px 12px; color: var(--color-neutral-400); text-decoration: none; }
.seg-link:hover { color: var(--color-accent); }
.seg-link[aria-current="true"] { color: var(--color-accent); box-shadow: inset 0 0 0 1px var(--color-accent); }
.btn-size { font-weight: 400; font-size: 12px; color: var(--color-neutral-400); }
.reader-grid { display: grid; grid-template-columns: minmax(180px, 240px) minmax(0, 640px); gap: 56px; align-items: start; }
.toc { position: sticky; top: 96px; display: flex; flex-direction: column; gap: 2px; font-size: 14px; }
.toc a { color: var(--color-neutral-400); text-decoration: none; padding: 7px 0; overflow-wrap: anywhere; }
.toc a:hover { color: var(--color-accent); }
.article { min-width: 0; display: flex; flex-direction: column; gap: 44px; }
.section { display: flex; flex-direction: column; gap: 14px; scroll-margin-top: 96px; }
.section h4 { margin: 0; overflow-wrap: anywhere; }
.section-num { font-size: 12px; color: var(--color-accent); }

/* travel */
.travel-card { padding: 24px; gap: 12px; border-radius: var(--radius-lg); }
.travel-card .prose { font-size: 14px; color: var(--color-neutral-400); }

/* faq */
.faq-item {
  background: linear-gradient(to right, transparent, var(--color-divider) 48px, var(--color-divider) calc(100% - 48px), transparent) no-repeat bottom / 100% 1px;
}
.faq-item summary {
  display: flex; justify-content: space-between; gap: 20px; align-items: center; padding: 22px 4px;
  cursor: pointer; list-style: none; font-size: 18px; font-weight: 500; overflow-wrap: anywhere;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-sign { color: var(--color-accent); font-size: 20px; font-weight: 400; flex: none; }
.faq-sign::before { content: "+"; }
.faq-item[open] .faq-sign::before { content: "−"; }
.faq-answer { padding: 0 4px 24px; font-size: 15px; color: var(--color-neutral-400); max-width: 620px; }

/* emergency */
.contact-row { padding: 22px 4px; }
.contact-text { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.contact-name { font-size: 18px; font-weight: 500; overflow-wrap: anywhere; }
.contact-note { font-size: 14px; color: var(--color-neutral-500); }
.contact-value { font-size: 16px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.contact-plain { color: var(--color-text); text-align: right; }

@media (max-width: 720px) {
  .wrap { padding-inline: 20px; }
  .page-section { padding: 48px 0 64px; }
  .hero { padding: 56px 0 32px; }
  .home-index { padding: 56px 0; gap: 40px; }
  .reader-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .toc { position: static; }
  .lang-row, .contact-row { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .lang-actions { justify-content: flex-start; }
  .contact-plain { text-align: left; }
  .tile { padding: 22px; }
}