:root {
  --bg: #f4f1ea;
  --surface: #fff;
  --text: #1a1a1a;
  --muted: #6f6a61;
  --border: #e3ddd2;
  --accent: #c84b2f;
  --accent-dark: #a83c24;
  --yellow: #fbbf24;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans TC", system-ui, sans-serif;
  line-height: 1.8;
}
a {
  color: var(--accent-dark);
}
.site-header,
main,
.site-footer {
  width: min(100% - 32px, 760px);
  margin-inline: auto;
}
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}
.brand img {
  width: 38px;
  height: 38px;
  image-rendering: pixelated;
}
.header-cta {
  font-weight: 700;
  text-decoration: none;
}
.hero {
  padding: 72px 0 44px;
  text-align: center;
}
.eyebrow {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}
h1 {
  max-width: 680px;
  margin: 12px auto 18px;
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.18;
  letter-spacing: -0.035em;
}
.lead {
  max-width: 640px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 1.08rem;
}
.cta {
  display: inline-block;
  margin-top: 28px;
  padding: 13px 22px;
  border-radius: 12px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 4px 12px rgb(200 75 47 / 22%);
}
.cta:hover {
  background: var(--accent-dark);
}
section {
  margin: 24px 0;
  padding: 30px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
}
h2 {
  margin: 0 0 12px;
  font-size: 1.45rem;
  line-height: 1.35;
}
h3 {
  margin: 24px 0 6px;
  font-size: 1.05rem;
}
p,
li {
  color: #3d3933;
}
ul,
ol {
  padding-left: 1.4rem;
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.grid article {
  padding: 18px;
  border-radius: 14px;
  background: #f8f6f1;
}
.grid h3 {
  margin-top: 0;
}
.faq details {
  padding: 16px 0;
  border-top: 1px solid var(--border);
}
.faq details:first-of-type {
  border-top: 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 700;
}
.final-cta {
  text-align: center;
  background: #251d18;
  color: #fff;
}
.final-cta p {
  color: #d9d1c8;
}
.site-footer {
  padding: 30px 0 48px;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
}
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 8px;
}
.site-footer a {
  color: var(--muted);
}
@media (max-width: 640px) {
  .hero {
    padding-top: 46px;
  }
  section {
    padding: 22px;
  }
  .grid {
    grid-template-columns: 1fr;
  }
}