:root {
  --bg: #FAF7F2; --surface: #FFFFFF; --ink: #10201F; --muted: #4A5B59; --accent: #0A6E6E; --accent-ink: #0A6E6E;
  --mint: #DDF2EE; --line: #E3DED5;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #121C1C; --surface: #1F2B2B; --ink: #F2EFEA; --muted: #B5C2C0; --accent-ink: #73D1CC; --mint: #1A3534; --line: #2E3D3C; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 1.1875rem/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans", "Noto Sans Arabic", "Noto Sans Thai", "Noto Sans JP", "Noto Sans KR", "Noto Sans TC", sans-serif; }
img { max-width: 100%; height: auto; }
a { color: var(--accent-ink); text-underline-offset: .15em; }
h1, h2, h3 { line-height: 1.2; text-wrap: balance; }
h1 { font-size: clamp(2rem, 7vw, 3rem); margin: .2em 0 .3em; }
h2 { font-size: 1.5rem; margin: 2em 0 .5em; }
h3 { font-size: 1.2rem; margin: 0 0 .3em; }
main, footer, .top { max-width: 44rem; margin: 0 auto; padding-inline: max(1rem, env(safe-area-inset-left)); }
.skip { position: absolute; inset-inline-start: -999px; }
.skip:focus { inset-inline-start: 1rem; top: 1rem; background: var(--surface); padding: .5rem 1rem; z-index: 9; }

.top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 1rem; padding-block: .75rem; }
.brand { display: flex; align-items: center; gap: .5rem; font-weight: 700; font-size: 1.25rem; color: var(--ink); text-decoration: none; min-height: 48px; }
.brand img { border-radius: 8px; }
.top nav { display: flex; gap: .25rem 1rem; flex-wrap: wrap; }
.top nav a { display: inline-flex; align-items: center; min-height: 48px; font-weight: 600; text-decoration: none; }

.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: .25rem; padding: 0; margin: .5rem 0 0; font-size: .95rem; color: var(--muted); }
.crumbs li + li::before { content: "›"; margin-inline-end: .25rem; }

.lead { font-size: 1.3rem; color: var(--muted); margin-top: 0; }
.home .hero { display: grid; gap: 1.5rem; align-items: center; }
@media (min-width: 44rem) { .home .hero { grid-template-columns: 1.2fr 1fr; } }
.phone { margin: 0 auto; max-width: 280px; }
.phone img { border-radius: 2.2rem; border: 8px solid #10201F; box-shadow: 0 20px 50px rgb(0 0 0 / .18); display: block; }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 56px; padding: .75rem 1.5rem; border-radius: 999px; border: 0;
  background: var(--accent); color: #fff; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; }
.button.secondary { background: var(--mint); color: var(--accent-ink); }
.store { background: #000; color: #fff; }
@media (prefers-color-scheme: dark) { .store { background: #fff; color: #000; } }
.soon { opacity: .85; cursor: default; }
.small { font-size: .95rem; color: var(--muted); }

.cards { list-style: none; padding: 0; display: grid; gap: 1rem; }
@media (min-width: 36rem) { .cards:not(.list) { grid-template-columns: 1fr 1fr; } }
.cards li { background: var(--surface); border-radius: 1.25rem; padding: 1.25rem; border: 1px solid var(--line); }
.cards.list h2 { margin: 0 0 .3em; font-size: 1.35rem; }
.cards.list h2 a { color: var(--ink); text-decoration: none; }
.more { font-weight: 700; display: inline-flex; min-height: 48px; align-items: center; }
.cards p { margin: 0; }
.steps, .ticks { padding-inline-start: 1.4rem; }
.steps li, .ticks li { margin-bottom: .5rem; }
.note { background: var(--mint); border-radius: 1.25rem; padding: .25rem 1.25rem 1rem; margin-top: 2rem; }
.note h2 { margin-top: 1rem; }

.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 1rem; margin-bottom: .75rem; }
.faq summary { cursor: pointer; padding: 1rem 1.25rem; font-weight: 700; min-height: 48px; }
.faq details p { margin: 0; padding: 0 1.25rem 1rem; }

.cta { text-align: center; background: var(--accent); color: #fff; border-radius: 1.5rem; padding: 1.5rem 1.25rem 1rem; margin: 3rem 0 2rem; }
.cta h2 { margin-top: 0; }
.cta .small { color: #DDF2EE; }
.cta .store { background: #fff; color: #000; }
.related ul { padding-inline-start: 1.2rem; }
.related li { margin-bottom: .5rem; }

.tool { display: grid; gap: 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: 1.25rem; padding: 1.25rem; }
.tool label { display: grid; gap: .3rem; font-weight: 700; }
input, select { font: inherit; min-height: 52px; padding: .5rem .75rem; border-radius: .75rem; border: 2px solid var(--line); background: var(--bg); color: var(--ink); width: 100%; }
input:focus, select:focus, .button:focus-visible, a:focus-visible { outline: 3px solid var(--accent-ink); outline-offset: 2px; }
.result { margin: 1.25rem 0; }
.result ol { list-style: none; padding: 0; display: grid; gap: .5rem; }
.result li { background: var(--mint); border-radius: .75rem; padding: .75rem 1rem; display: flex; justify-content: space-between; gap: 1rem; font-size: 1.3rem; font-weight: 700; }
.result li span { font-weight: 400; color: var(--muted); font-size: 1rem; }
.med { border-bottom: 1px solid var(--line); padding-bottom: 1rem; display: grid; gap: .5rem; }
.times { display: flex; flex-wrap: wrap; gap: .5rem; }
.times input { width: 9rem; }
.linkbtn { background: none; border: 0; color: var(--accent-ink); font: inherit; font-weight: 700; min-height: 48px; cursor: pointer; padding: 0 .25rem; justify-self: start; }
.chart { overflow-x: auto; margin-top: 1.5rem; }
.chart table { border-collapse: collapse; width: 100%; background: #fff; color: #000; font-size: 1rem; }
.chart th, .chart td { border: 1px solid #999; padding: .5rem; text-align: center; }
.chart td:first-child, .chart th:first-child { text-align: start; }
.chart td.box { width: 2.5rem; height: 2.5rem; }

footer { border-top: 1px solid var(--line); margin-top: 2rem; padding-block: 1rem 3rem; }
.langs summary { cursor: pointer; font-weight: 700; min-height: 48px; display: flex; align-items: center; }
.langs ul { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(9rem, 1fr)); gap: .25rem; }
.langs a { display: flex; align-items: center; min-height: 44px; }
.langs a[aria-current] { font-weight: 700; color: var(--ink); }

@media print {
  body * { visibility: hidden; }
  #chart, #chart * { visibility: visible; }
  #chart { position: absolute; inset: 0; }
}