/* Colors copy Shared/Theme.swift (the app's approved canvas v13). */
:root {
  --ground: #F2F2EF; --surface: #FFFFFF; --ink: #111214; --ink2: #5B5F66; --line: #E3E3DE;
  --signal: #0A57C9; --on-signal: #FFFFFF; --warn: #A84B00;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", sans-serif;
  --num: "Barlow Semi Condensed", -apple-system, "SF Pro Display", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --ground: #0D0E10; --surface: #1A1C1F; --ink: #F3F4F6; --ink2: #A2A7AE; --line: #2A2D31;
    --signal: #7FB0FF; --on-signal: #0D0E10; --warn: #F2A65A; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--ground); color: var(--ink);
  font: 17px/1.75 var(--sans); }
a { color: var(--signal); text-underline-offset: 3px; }
a:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 4px; }
img { max-width: 100%; height: auto; display: block; }

.bar, main, .foot { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 20px; padding-bottom: 20px; }
.brand { color: var(--ink); text-decoration: none; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.brand img { border-radius: 8px; }
.bar nav { display: flex; gap: 18px; font-size: 15px; }
.bar nav a { color: var(--ink2); text-decoration: none; }
.bar nav a:hover, .bar nav a[aria-current] { color: var(--ink); }

main { padding-bottom: 72px; }
/* Content pages keep the bar's left edge but a readable line length. */
.prose > * { max-width: 680px; }
h1 { text-wrap: balance; font-size: clamp(28px, 5vw, 38px); line-height: 1.2; letter-spacing: -0.01em; margin: 32px 0 16px; }
.hero h1 { font-size: clamp(32px, 6vw, 52px); }
h2 { font-size: 20px; line-height: 1.35; margin: 40px 0 8px; }
.feature h2, .more h2 { font-size: 24px; margin: 0 0 10px; }
.after-list { margin-top: 40px; }
p { margin: 0 0 14px; }
.lede { font-size: 19px; color: var(--ink2); max-width: 34em; }
.meta { color: var(--ink2); font-size: 15px; }
ul { padding-left: 1.2em; }

/* Hero: a stop board in the app's own states — the page's one loud element. */
.hero { display: grid; grid-template-columns: 1fr minmax(0, 440px); gap: 48px; align-items: center; padding: 24px 0 56px; }
.board { background: var(--surface); border-radius: 22px; padding: 6px 0; margin: 0; }
.board figcaption { padding: 14px 20px 6px; }
.board .stop { font-size: 26px; font-weight: 700; display: block; line-height: 1.2; }
.board .dir { font-size: 14px; color: var(--ink2); }
.board ol { list-style: none; margin: 0; padding: 0; }
.board li { display: grid; grid-template-columns: 64px 1fr auto; align-items: center; gap: 12px; padding: 13px 20px; }
.board li + li { border-top: 1px solid var(--line); margin-left: 20px; padding-left: 0; }
.route { font-family: var(--num); font-weight: 700; font-size: 26px; color: var(--signal); line-height: 1; }
.to { font-weight: 600; line-height: 1.35; }
.to small { display: block; font-weight: 400; font-size: 13px; color: var(--ink2); }
.eta { font-family: var(--num); font-weight: 700; font-size: 24px; white-space: nowrap; }
.eta small { font-size: 15px; margin-left: 2px; }
.eta.now, .eta.done { font-family: var(--sans); line-height: 1; }
.eta.now { font-size: 14px; font-weight: 600; background: var(--signal); color: var(--on-signal); padding: 8px 12px; border-radius: 999px; }
.eta.warn { color: var(--warn); }
.eta.done { font-size: 15px; font-weight: 400; color: var(--ink2); }
.board .source { font-size: 13px; color: var(--ink2); text-align: center; padding: 10px 20px 12px; margin: 0; }

.status { display: inline-block; margin-top: 8px; font-size: 15px; color: var(--ink2); border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; }

/* Features: text beside the real screen, alternating sides on wide screens. */
.feature { display: grid; grid-template-columns: 1fr 300px; gap: 56px; align-items: center; padding: 48px 0; border-top: 1px solid var(--line); }
.feature.flip { grid-template-columns: 300px 1fr; }
.feature.flip .shot { order: -1; }
.feature p { max-width: 32em; }
.shot { border-radius: 28px; border: 1px solid var(--line); }
.more { border-top: 1px solid var(--line); padding: 48px 0 8px; }
.more dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 8px 40px; margin: 16px 0 0; }
.more dt { font-weight: 700; margin-top: 16px; }
.more dd { margin: 4px 0 0; color: var(--ink2); }

.faq dt { font-weight: 700; margin-top: 28px; }
.faq dd { margin: 6px 0 0; }

.foot { border-top: 1px solid var(--line); padding-top: 24px; padding-bottom: 48px; font-size: 14px; color: var(--ink2); }
.foot a { color: var(--ink2); }
.foot p { margin: 0 0 6px; }

@media (max-width: 760px) {
  .hero, .feature, .feature.flip { grid-template-columns: 1fr; gap: 28px; }
  .feature.flip .shot { order: 0; }
  .shot { max-width: 260px; }
  .bar nav { gap: 14px; }
}