:root {
  color-scheme: light;
  --blue: #0066b3;
  --green: #16a34a;
  --yellow: #ffd54a;
  --ink: #122033;
  --muted: #5b677a;
  --card: rgba(255,255,255,.88);
  --border: rgba(18,32,51,.12);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255,213,74,.55), transparent 32rem),
    linear-gradient(135deg, #f6fbff 0%, #eef8f2 50%, #fffdf1 100%);
}
main { max-width: 1280px; margin: 0 auto; padding: 28px 16px 56px; }
.hero {
  border: 1px solid var(--border);
  background: var(--card);
  backdrop-filter: blur(10px);
  border-radius: 28px;
  padding: clamp(24px, 5vw, 54px);
  box-shadow: 0 24px 70px rgba(8, 46, 90, .12);
}
.eyebrow { margin: 0 0 10px; color: var(--blue); font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(2.1rem, 7vw, 5rem); line-height: .98; }
.campaign { font-size: clamp(1.15rem, 3vw, 2rem); font-weight: 800; margin: 18px 0 10px; color: var(--green); }
.intro { max-width: 860px; font-size: 1.06rem; line-height: 1.75; color: var(--muted); margin: 0 0 18px; }
.meta { display: flex; gap: 12px; flex-wrap: wrap; color: var(--muted); }
.meta span, .source { background: rgba(255,255,255,.7); border: 1px solid var(--border); border-radius: 999px; padding: 9px 13px; }
.source { display: inline-block; margin: 14px 0 0; }
a { color: var(--blue); font-weight: 700; }
.layout { display: grid; grid-template-columns: 280px 1fr; gap: 22px; margin-top: 22px; align-items: start; }
.reports-nav { position: sticky; top: 16px; background: var(--card); border: 1px solid var(--border); border-radius: 24px; padding: 18px; box-shadow: 0 18px 50px rgba(8,46,90,.08); }
.reports-nav h2 { margin: 0 0 4px; font-size: 1.35rem; }
.reports-nav p { margin: 0 0 14px; color: var(--muted); font-size: .92rem; }
.report-link { display: block; text-decoration: none; border: 1px solid var(--border); border-radius: 16px; padding: 12px; background: rgba(255,255,255,.55); margin-top: 10px; }
.report-link span { display: block; color: var(--ink); font-weight: 900; }
.report-link small { display: block; color: var(--muted); margin-top: 4px; line-height: 1.35; }
.report-link.active { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,102,179,.12); }
.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; align-items: start; }
.promo { margin: 0; border: 1px solid var(--border); background: var(--card); border-radius: 24px; padding: 10px; box-shadow: 0 18px 50px rgba(8,46,90,.10); }
.promo img { width: 100%; display: block; border-radius: 17px; }
figcaption { padding: 9px 4px 2px; color: var(--muted); font-size: .92rem; text-align: center; }
.deals, .notes { margin-top: 34px; }
h2 { font-size: clamp(1.6rem, 4vw, 2.5rem); }
.deal-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 14px; }
.deal-card { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 18px; }
.deal-card h3 { margin: 0 0 10px; color: var(--blue); }
ul { margin: 0; padding-left: 1.25rem; }
li + li { margin-top: 6px; }
.notes { color: var(--muted); }
@media (max-width: 820px) {
  main { padding: 14px 10px 36px; }
  .hero, .reports-nav { border-radius: 20px; }
  .layout { grid-template-columns: 1fr; }
  .reports-nav { position: static; }
  .gallery { grid-template-columns: 1fr; }
}