:root {
  --paper: #f6f1e8;
  --surface: #fffaf2;
  --ink: #112a46;
  --ink-soft: #526a82;
  --blue: #1776e8;
  --coral: #f06f58;
  --line: #c8d6e2;
  --tint: #e8f2fc;
  --shell: min(1120px, calc(100% - 48px));
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  line-height: 1.7;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
.shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 20px; top: 20px; z-index: 20; padding: 10px 14px; background: var(--surface); border: 2px solid var(--blue); }

.site-header { border-bottom: 1px solid var(--line); background: rgb(246 241 232 / 94%); backdrop-filter: blur(14px); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; }
.brand { font-weight: 900; letter-spacing: .02em; text-decoration: none; }
.site-nav { display: flex; flex-wrap: wrap; gap: 20px; font-size: .95rem; font-weight: 800; }
.site-nav a { color: var(--ink-soft); text-underline-offset: 6px; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--blue); }

.hero { padding: clamp(76px, 12vw, 148px) 0 clamp(64px, 9vw, 104px); }
.eyebrow { margin: 0 0 14px; color: var(--coral); font-size: .92rem; font-weight: 900; letter-spacing: .08em; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3, p, a, dd { overflow-wrap: anywhere; }
h1 { max-width: 900px; margin-bottom: 24px; font-size: clamp(3.15rem, 8vw, 6.4rem); line-height: .98; letter-spacing: -.06em; }
.hero p:last-child { max-width: 720px; margin-bottom: 0; color: var(--ink-soft); font-size: clamp(1.05rem, 2vw, 1.25rem); }
.section { padding: clamp(58px, 8vw, 104px) 0; }
.section--tint { background: var(--tint); }
.section-head { display: grid; grid-template-columns: minmax(240px, .8fr) minmax(0, 1.2fr); gap: 28px 70px; align-items: start; margin-bottom: 46px; }
.section-head h2 { margin-bottom: 0; font-size: clamp(2.25rem, 5vw, 4.3rem); line-height: 1.06; letter-spacing: -.05em; }
.section-head > p:last-child { margin: 0; color: var(--ink-soft); font-size: 1.08rem; }

.category-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.category-card { display: flex; flex-direction: column; min-height: 100%; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); text-decoration: none; transition: transform .2s ease, box-shadow .2s ease; }
.category-card:hover, .category-card:focus-visible { transform: translateY(-5px); box-shadow: 0 18px 36px rgb(17 42 70 / 12%); }
.category-card figure { margin: 0; padding: 16px 16px 0; background: #edf4f9; }
.category-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: contain; border-radius: 14px; background: #fff; }
.category-card__copy { display: grid; gap: 9px; padding: 24px; }
.category-card small { color: var(--coral); font-weight: 900; }
.category-card b { font-size: 1.5rem; line-height: 1.2; }
.category-card span { color: var(--ink-soft); }
.category-card em { margin-top: 8px; color: var(--blue); font-style: normal; font-weight: 900; }

.media-stack { display: grid; gap: 40px; }
.brand-group { display: grid; gap: 28px; padding-top: clamp(48px, 7vw, 84px); border-top: 1px solid var(--line); }
.brand-group__head { display: grid; grid-template-columns: minmax(190px, .6fr) minmax(0, 1.4fr); gap: 16px 48px; align-items: end; }
.brand-group__head .eyebrow { grid-column: 1 / -1; margin-bottom: 0; }
.brand-group__head h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.35rem); line-height: 1.08; letter-spacing: -.04em; }
.brand-group__head > p:last-child { margin: 0; color: var(--ink-soft); }
.media-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.media-card figure { margin: 0; padding: clamp(16px, 3vw, 28px); background: #edf4f9; }
.media-card img { width: 100%; max-height: 680px; margin-inline: auto; object-fit: contain; border-radius: 16px; background: #fff; }
.media-card__body { display: grid; grid-template-columns: minmax(190px, .6fr) minmax(0, 1.4fr); gap: 24px 48px; padding: clamp(24px, 4vw, 44px); }
.media-card__body h2, .media-card__body h3 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.6rem); line-height: 1.16; }
.media-card__body p { margin: 0; color: var(--ink-soft); }
.fact-list { display: grid; gap: 14px; margin: 0; }
.fact-list div { display: grid; grid-template-columns: 108px minmax(0, 1fr); gap: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
.fact-list dt { color: var(--coral); font-weight: 900; }
.fact-list dd { margin: 0; }
.video-link { display: inline-flex; align-items: center; justify-content: center; width: fit-content; min-height: 48px; margin-top: 4px; padding: 0 18px; border: 2px solid var(--blue); border-radius: 999px; color: var(--blue); font-weight: 900; text-decoration: none; }
.video-link:hover, .video-link:focus-visible { color: #fff; background: var(--blue); }
.notice { max-width: 860px; padding: 26px 30px; border-left: 5px solid var(--coral); background: var(--surface); color: var(--ink-soft); }
.notice strong { color: var(--ink); }
.back-link { display: inline-block; color: var(--blue); font-weight: 900; text-underline-offset: 8px; }
footer { padding: 30px 0; color: #d8e6f1; background: var(--ink); }
footer p { margin: 0; font-size: .94rem; }

@media (max-width: 860px) {
  :root { --shell: min(100% - 32px, 720px); }
  .site-header__inner { align-items: flex-start; flex-direction: column; padding: 17px 0; }
  .section-head, .brand-group__head, .media-card__body { grid-template-columns: 1fr; }
  .section-head { gap: 14px; }
  .category-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}