:root {
  --orange: #f97316;
  --ember: #ea580c;
  --ink: #111827;
  --muted: #4b5563;
  --warm: #fff7ed;
  --line: rgba(17, 24, 39, 0.08);
  --dark: #0b1220;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, "Noto Sans TC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #fff;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--ember); }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header__row {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; }
.brand img { width: 40px; height: auto; }
.brand span { display: block; line-height: 1.05; }
.brand small { display: block; color: var(--orange); font-size: 12px; font-weight: 800; }
.nav { display: flex; gap: 26px; align-items: center; color: var(--muted); font-weight: 650; }
.lang-switch { display: inline-flex; align-items: center; justify-content: center; min-height: 36px; padding: 0 11px; border-radius: 10px; border: 1px solid var(--line); color: var(--muted); font-weight: 800; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 12px;
  background: var(--orange);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 14px 34px rgba(249, 115, 22, 0.24);
}
.btn:hover { color: #fff; background: var(--ember); }
.hero {
  padding: 96px 0 92px;
  background:
    radial-gradient(70% 60% at 80% 10%, rgba(249, 115, 22, 0.16), transparent 62%),
    linear-gradient(180deg, var(--warm), #fff);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--orange);
  font-weight: 800;
  letter-spacing: 0.12em;
  font-size: 13px;
}
.eyebrow::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--orange);
  box-shadow: 0 0 0 5px rgba(249, 115, 22, 0.14);
}
h1 {
  max-width: 840px;
  margin: 18px 0 18px;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.14;
  letter-spacing: 0;
}
.lead {
  max-width: 720px;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.75;
}
.section { padding: 78px 0; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 34px; }
.card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  background: #fff;
  box-shadow: 0 16px 44px rgba(17, 24, 39, 0.06);
}
.card h2 { margin: 0 0 10px; font-size: 22px; }
.card p { margin: 0; color: var(--muted); line-height: 1.7; }
.cta {
  padding: 80px 0;
  background: var(--dark);
  color: rgba(255, 247, 237, 0.78);
}
.cta h2 { color: #fff; font-size: clamp(30px, 4vw, 46px); margin: 0 0 14px; }
.cta p { max-width: 680px; line-height: 1.75; }
.cs-footer {
  background: #0b1220;
  color: rgba(255, 247, 237, 0.7);
  padding: 64px 0 28px;
}
.cs-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 247, 237, 0.1);
}
.footer-brand {
  display: inline-flex;
  align-items: center;
}
.footer-brand img {
  display: block;
  width: min(220px, 100%);
  max-width: 220px;
  height: auto;
}
.footer-brand strong {
  display: none;
  color: rgba(255, 247, 237, 0.96);
  font-size: 18px;
  line-height: 1.08;
}
.footer-brand small {
  display: none;
  color: var(--orange);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.1;
}
.footer-address {
  line-height: 1.5;
}
.cs-footer__brand p {
  color: rgba(255, 247, 237, 0.6);
  font-size: 14px;
  line-height: 1.6;
  max-width: 320px;
  margin: 14px 0 0;
}
.cs-footer h2 {
  font-family: Inter, "Noto Sans TC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.4;
  text-transform: uppercase;
  color: #fed7aa;
  margin: 0 0 14px;
}
.cs-footer ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 14.5px;
}
.cs-footer a:hover { color: #fb923c; }
.footer__legal {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 24px;
  font-size: 12.5px;
  color: rgba(255, 247, 237, 0.4);
}
@media (max-width: 760px) {
  .container { width: min(100% - 40px, 1120px); }
  .header__row { align-items: flex-start; flex-direction: column; padding: 18px 0; }
  .nav { flex-wrap: wrap; gap: 14px; }
  .hero { padding: 64px 0; }
  .grid { grid-template-columns: 1fr; }
  .cs-footer__grid { grid-template-columns: 1fr; }
}