:root {
  --bg: #FFF7E8;
  --paper: #FFFBF3;
  --ink: #4A4453;
  --muted: #7C7585;
  --line: #EADFCB;
  --coral: #E9826A;
  --coral-deep: #C4604A;
  --sage: #DCE9D9;
  --sage-deep: #8EAD91;
  --water: #E3F2EC;
  --wood: #C99D70;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #23202A; --paper: #2D2935; --ink: #F3ECDF; --muted: #B3AABA;
    --line: #3D3846; --coral: #F0957E; --coral-deep: #F0957E;
    --sage: #313B37; --sage-deep: #8EAD91; --water: #2B3836; --wood: #A77D55;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100vh; background: var(--bg); color: var(--ink);
  font: 16px/1.72 ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
}
a { color: var(--coral-deep); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--sage-deep); outline-offset: 3px; }
.wrap { width: min(100% - 32px, 980px); margin: 0 auto; }

header.top { padding: 18px 0 10px; }
.top-inner { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; margin-right: auto; color: var(--ink); text-decoration: none; font-size: 18px; font-weight: 750; }
.brand img { display: block; width: 40px; height: 40px; border-radius: 12px; box-shadow: 0 3px 9px rgba(74,68,83,.12); }
.links { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.links a, .lang-btn { border: 1px solid transparent; border-radius: 999px; background: transparent; color: var(--ink); cursor: pointer; font: inherit; font-size: 14px; padding: 6px 12px; text-decoration: none; }
.links a:hover, .links a[aria-current="page"], .lang-btn:hover { background: var(--paper); border-color: var(--line); }
.lang-btn { border-color: var(--line); color: var(--muted); }

main { padding: 24px 0 64px; }
h1 { margin: 8px 0 10px; font-size: clamp(32px, 5vw, 46px); line-height: 1.2; letter-spacing: -.035em; }
h2 { font-size: 21px; line-height: 1.35; margin: 30px 0 8px; }
p { margin: 0 0 14px; }
.lead { max-width: 620px; color: var(--muted); font-size: 18px; }
.eyebrow { display: flex; align-items: center; gap: 8px; margin: 0 0 10px; color: var(--coral-deep); font-size: 13px; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.bell-dot { display: inline-grid; width: 23px; height: 23px; place-items: center; border-radius: 50%; background: var(--sage); color: var(--ink); font-size: 14px; }
.meta { color: var(--muted); font-size: 14px; }

.hero-home { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, .76fr); align-items: center; gap: clamp(28px, 6vw, 68px); padding: 38px 0 44px; }
.hero-copy h1 { max-width: 520px; }
.hero-copy .lead { max-width: 520px; }
.btns { display: flex; gap: 10px; flex-wrap: wrap; margin: 24px 0 22px; }
.btn { display: inline-block; padding: 10px 18px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper); color: var(--ink); font-weight: 700; text-decoration: none; transition: transform .16s ease, box-shadow .16s ease; }
.btn:hover { box-shadow: 0 4px 0 var(--line); transform: translateY(-2px); }
.btn.primary { border-color: var(--coral); background: var(--coral); color: #fff; }
.btn.primary:hover { box-shadow: 0 4px 0 var(--coral-deep); }
.little-note { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 14px; }
.note-mark { display: inline-grid; width: 27px; height: 27px; place-items: center; border-radius: 50%; background: var(--water); font-size: 14px; }
.hero-art { position: relative; justify-self: center; width: min(100%, 370px); padding: 13px; border: 1px solid rgba(74,68,83,.08); border-radius: 30px; background: var(--sage); box-shadow: 0 18px 40px rgba(74,68,83,.13); transform: rotate(1.2deg); }
.hero-art img { display: block; width: 100%; max-height: 620px; border: 5px solid var(--paper); border-radius: 23px; object-fit: contain; box-shadow: 0 8px 18px rgba(74,68,83,.16); }
.art-caption { display: block; padding: 10px 5px 1px; color: var(--ink); text-align: center; font-size: 13px; font-weight: 700; }
.feature-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.feature-card { padding: 19px 20px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); }
.feature-icon { display: inline-grid; width: 38px; height: 38px; place-items: center; margin-bottom: 8px; border-radius: 13px; background: var(--water); font-size: 19px; }
.feature-card h2 { margin: 0 0 5px; font-size: 17px; }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }

.page-main { max-width: 760px; padding-top: 28px; }
.page-main > .lead { margin-bottom: 20px; }
.card { margin: 14px 0 26px; padding: 19px 22px; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); }
.contact-card { border-color: transparent; background: var(--water); }
.contact-card .meta { margin-bottom: 2px; }
.contact-card .mail { margin: 0 0 9px; font-size: 21px; font-weight: 750; word-break: break-word; }
.contact-card .mail a { color: var(--ink); }
.contact-card p:last-child { margin-bottom: 0; }
.section-title { margin: 34px 0 12px; }
.faq { margin: 9px 0; padding: 0 18px; border: 1px solid var(--line); border-radius: 15px; background: var(--paper); }
.faq summary { display: flex; justify-content: space-between; gap: 12px; padding: 14px 0; cursor: pointer; font-weight: 700; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--muted); font-size: 21px; font-weight: 400; line-height: 1.2; }
.faq[open] summary::after { content: "−"; }
.faq > div { padding: 0 0 14px; color: var(--muted); }
.faq p:last-child, .faq ul:last-child { margin-bottom: 0; }
ul { margin: 0 0 14px; padding-left: 1.35em; }
li { margin: 0 0 5px; }
.policy-main article { max-width: 740px; }
.policy-main article h1 { margin-top: 8px; font-size: clamp(30px, 4vw, 40px); }
.policy-main article h2 { margin-top: 28px; font-size: 19px; }
.policy-main article p { margin-bottom: 13px; }
.summary-card { background: var(--sage); border-color: transparent; }
.summary-card p { margin: 0; }

footer { padding: 20px 0 32px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.footer-inner { display: flex; gap: 7px 17px; flex-wrap: wrap; align-items: center; }
footer a { color: var(--muted); }
html[lang="en"] [lang="zh-Hans"], html[lang="zh-Hans"] [lang="en"] { display: none !important; }

@media (max-width: 720px) {
  .hero-home { grid-template-columns: 1fr; gap: 25px; padding-top: 25px; }
  .hero-copy { text-align: center; }
  .hero-copy .eyebrow, .little-note { justify-content: center; }
  .hero-copy h1, .hero-copy .lead { margin-left: auto; margin-right: auto; }
  .btns { justify-content: center; }
  .hero-art { width: min(82%, 330px); }
  .feature-row { grid-template-columns: 1fr; }
  .feature-card { display: grid; grid-template-columns: 42px 1fr; column-gap: 12px; align-items: center; }
  .feature-icon { grid-row: span 2; margin: 0; }
  .feature-card h2 { margin: 0; }
  .feature-card p { grid-column: 2; }
}
@media (max-width: 480px) {
  .wrap { width: min(100% - 24px, 980px); }
  header.top { padding-top: 13px; }
  .top-inner { gap: 6px; }
  .brand { gap: 8px; font-size: 16px; }
  .brand img { width: 34px; height: 34px; border-radius: 10px; }
  .links { gap: 0; }
  .links a, .lang-btn { padding: 5px 8px; font-size: 13px; }
  .page-main { padding-top: 21px; }
  .card { padding: 17px; }
  .faq { padding: 0 14px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}