:root {
  color-scheme: light;
  --ink: #202442;
  --muted: #596078;
  --indigo: #28315e;
  --indigo-deep: #161d3d;
  --paper: #f7f7f2;
  --surface: #ffffff;
  --line: #d9dce5;
  --amber: #f0c16d;
  --amber-ink: #65420d;
  --radius: 20px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  font-size: 17px;
  line-height: 1.8;
  overflow-wrap: anywhere;
}
a { color: var(--indigo); text-underline-offset: 0.22em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, button:focus-visible {
  outline: 3px solid #9a630c;
  outline-offset: 5px;
  border-radius: 4px;
}
h1, h2, h3, p, ul, ol { margin-top: 0; }
h1, h2, h3 { line-height: 1.35; letter-spacing: -0.025em; }
h1 { font-size: clamp(2.1rem, 7vw, 3.8rem); margin-bottom: 1.25rem; }
h2 { font-size: clamp(1.4rem, 4vw, 1.9rem); margin-bottom: 0.75rem; }
h3 { font-size: 1.2rem; margin-bottom: 0.65rem; }
p { margin-bottom: 1rem; }
ul, ol { padding-left: 1.5rem; }
li + li { margin-top: 0.45rem; }
.container { width: min(1080px, calc(100% - 48px)); margin-inline: auto; }
.skip-link {
  position: absolute;
  left: 16px;
  top: -100px;
  padding: 10px 18px;
  background: var(--surface);
  z-index: 10;
  font-weight: 700;
}
.skip-link:focus { top: 12px; }
.site-header { border-bottom: 1px solid var(--line); background: var(--paper); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-block: 22px; flex-wrap: wrap; }
.brand { color: var(--indigo-deep); font-weight: 850; font-size: 1.65rem; line-height: 1.2; letter-spacing: 0.08em; text-decoration: none; }
.nav { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; font-size: 0.92rem; }
.nav a { min-height: 44px; display: inline-flex; align-items: center; text-decoration: none; }
.nav a[aria-current="page"] { font-weight: 750; text-decoration: underline; }
.main { padding-block: 56px 72px; }
.main > * + * { margin-top: 32px; }
.page-header { max-width: 780px; padding-block: 8px 12px; }
.eyebrow { margin-bottom: 16px; color: var(--amber-ink); font-size: 0.8rem; font-weight: 800; letter-spacing: 0.16em; }
.lead { font-size: clamp(1.08rem, 2.5vw, 1.28rem); color: var(--muted); max-width: 680px; }
.hero { background: var(--indigo-deep); color: #ffffff; border-radius: 26px; padding: clamp(28px, 6vw, 64px); border: 1px solid #343e66; }
.hero .eyebrow { color: var(--amber); }
.hero .lead { color: #dce0f0; }
.hero h1 { max-width: 750px; }
.hero a:not(.button) { color: #ffffff; }
.hero .button { background: var(--amber); color: var(--indigo-deep); }
.hero .button:focus-visible { outline-color: #ffffff; }
.hero-caption { color: #dce0f0; font-size: 0.9rem; margin: 20px 0 0; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 11px 23px; background: var(--indigo); color: #ffffff; border: 1px solid transparent; border-radius: 100px; text-decoration: none; font-weight: 750; line-height: 1.5; max-width: 100%; text-align: center; }
.button:hover { filter: brightness(1.08); }
.button-secondary { background: transparent; color: var(--indigo); border-color: var(--line); }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 24px; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.grid > *, .stack > * { min-width: 0; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(22px, 4vw, 32px); }
.card p:last-child, .card ul:last-child, .card ol:last-child { margin-bottom: 0; }
.card-number { color: var(--amber-ink); font-size: 0.82rem; font-weight: 800; letter-spacing: 0.1em; margin-bottom: 18px; }
.stack > * + * { margin-top: 20px; }
.section-heading { margin-bottom: 22px; }
.note { background: #fff8e9; border-left: 4px solid #b77d21; border-radius: 0 12px 12px 0; padding: 20px 24px; color: #51412a; }
.note p:last-child { margin-bottom: 0; }
.prose { max-width: 850px; }
.prose h2 { scroll-margin-top: 24px; }
.prose .page-header { max-width: 100%; }
.link-list { display: flex; flex-wrap: wrap; gap: 10px 24px; padding: 0; margin: 0; list-style: none; }
.link-list li + li { margin-top: 0; }
.link-list a { display: inline-flex; align-items: center; min-height: 44px; }
.footer { border-top: 1px solid var(--line); padding-block: 30px 36px; color: var(--muted); font-size: 0.88rem; }
.footer .container > * + * { margin-top: 16px; }
.footer p { margin-bottom: 0; }
.contact-address { font-size: clamp(1.05rem, 3.4vw, 1.45rem); font-weight: 700; }
@media (max-width: 720px) {
  .container { width: calc(100% - 32px); }
  .site-header .container { gap: 14px; padding-block: 18px; }
  .nav { width: 100%; gap: 4px 18px; }
  .main { padding-block: 28px 44px; }
  .main > * + * { margin-top: 24px; }
  .grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .hero { border-radius: 20px; }
  .note { padding: 18px 20px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }