:root {
  color-scheme: light;
  --paper: #f7f7f2;
  --white: #fffefa;
  --ink: #243b32;
  --muted: #59665e;
  --green: #315c49;
  --green-dark: #244635;
  --sage: #e9eee5;
  --line: #d9ded3;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-synthesis: none;
  -webkit-text-size-adjust: 100%;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-size: 16px; line-height: 1.85; }
a { color: inherit; text-underline-offset: 5px; -webkit-tap-highlight-color: transparent; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.5; font-weight: 600; }
h1 { max-width: 1000px; font-size: clamp(29px, 4vw, 46px); letter-spacing: -.025em; text-wrap: balance; }
h2 { font-size: clamp(24px, 3vw, 30px); }
h3 { font-size: 19px; }
p, li { overflow-wrap: anywhere; }
:focus-visible { outline: 3px solid #8d5f2c; outline-offset: 5px; }
::selection { background: #d6e2cb; color: #1b3528; }
.container { width: min(1080px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; left: 20px; top: -100px; z-index: 20; padding: 10px 18px; background: var(--ink); color: white; }
.skip-link:focus { top: 12px; }
.site-header { border-bottom: 1px solid var(--line); }
.header-inner { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.wordmark { text-decoration: none; font-family: "Songti SC", "STSong", "SimSun", serif; font-size: 32px; font-weight: 700; letter-spacing: .1em; white-space: nowrap; }
.navigation { display: flex; align-items: center; gap: 30px; font-size: 14px; }
.navigation a { text-decoration: none; padding-block: 8px; }
.navigation a:hover, .navigation a[aria-current="page"] { color: var(--green); text-decoration: underline; }
.navigation .nav-cta { border: 1px solid var(--green); padding: 9px 18px; border-radius: 4px; }
.navigation .nav-cta[aria-current="page"] { background: var(--green); color: white; text-decoration: none; }
.page-hero { padding-block: 44px 52px; }
.hero { display: grid; gap: 32px; margin-top: 36px; }
.hero-subtitle { font-family: "Songti SC", "STSong", "SimSun", serif; font-size: clamp(28px, 3vw, 34px); }
.home-layout { display: grid; gap: 40px; margin-top: 36px; }
.home-contact { min-width: 0; border-top: 1px solid var(--line); padding-top: 28px; }
.home-contact h2 { font-size: 22px; }
.home-contact .wechat-qr { width: min(100%, 240px); margin: 22px auto; }
.home-contact p { color: var(--muted); font-size: 14px; }
.lead { color: var(--muted); line-height: 1.95; margin-top: 24px; max-width: 780px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-top: 28px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 48px; padding: 11px 23px; border: 1px solid var(--green); border-radius: 4px; background: var(--green); color: white; text-decoration: none; font-weight: 500; line-height: 1.7; }
.button:hover { background: var(--green-dark); }
.button-secondary { background: transparent; color: var(--green); }
.button-secondary:hover { background: var(--sage); }
.button span[aria-hidden] { flex-shrink: 0; }
.demo-panel { padding: 28px; border: 1px solid #cdd6c6; border-radius: 5px; background: var(--sage); align-self: center; }
.demo-panel h2 { font-size: 24px; }
.demo-panel p { margin-top: 18px; color: var(--muted); }
.section { padding-block: 52px; border-top: 1px solid var(--line); }
.section-copy { margin-top: 20px; max-width: 900px; color: var(--muted); }
.prepare-list { list-style: none; padding: 0; margin: 24px 0 0; }
.prepare-list li { border-bottom: 1px solid #d5d9cc; padding-block: 15px; }
.prepare-list li:first-child { border-top: 1px solid #d5d9cc; }
.notice-list { padding-left: 1.3em; margin: 20px 0 0; color: var(--muted); }
.notice-list li + li { margin-top: 10px; }
.pricing-layout { display: grid; gap: 28px; }
.pricing-card { background: var(--white); border: 1px solid var(--line); border-radius: 5px; padding: 27px; }
.price-statement { font-size: 18px; font-weight: 500; }
.pending-note { margin-top: 18px; color: #6a5636; font-size: 14px; }
.price-addition { padding-top: 17px; margin-top: 20px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.booking-subtitle { margin-top: 32px; font-size: clamp(24px, 3vw, 30px); }
.booking-hero .lead { max-width: 850px; }
.alignment-note { color: #6a5636; font-size: 14px; font-weight: 400; letter-spacing: normal; line-height: 1.85; }
.booking-subtitle .alignment-note { display: block; margin-top: 12px; }
.hero-price { margin-top: 24px; font-size: 15px; color: var(--green); }
.demo-list { margin-top: 30px; border-top: 1px solid var(--line); }
.demo-item { display: grid; gap: 12px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.demo-item p { color: var(--muted); font-size: 15px; }
.condition-note { margin-top: 25px; padding: 20px 23px; background: var(--sage); border-left: 2px solid #7d9570; font-size: 14px; color: #43563e; }
.booking-entry { margin-top: 28px; border: 1px solid var(--line); border-radius: 4px; padding: 24px; background: var(--white); }
.wechat-contact { display: grid; align-items: center; gap: 28px; margin-top: 24px; }
.wechat-qr { display: block; width: 100%; max-width: 360px; height: auto; object-fit: contain; justify-self: center; background: #fff; }
.wechat-copy { min-width: 0; color: var(--muted); }
.wechat-link { display: block; width: fit-content; max-width: 100%; margin-top: 16px; overflow-wrap: anywhere; color: var(--green); font-size: 14px; }
.booking-description, .booking-status { margin-top: 30px; }
.booking-message { margin-top: 16px; padding: 22px 24px; border-left: 2px solid #7d9570; background: var(--sage); font-size: 15px; }
.site-footer { border-top: 1px solid var(--line); padding-block: 40px; font-size: 14px; color: var(--muted); }
.qualifications h2 { font-size: 22px; color: var(--ink); }
.qualification-copy { display: grid; gap: 7px; margin-top: 20px; }
.footer-notes { display: grid; gap: 16px; margin-top: 28px; padding-top: 25px; border-top: 1px solid var(--line); font-size: 13px; }
@media (min-width: 760px) {
  .container { width: min(1080px, calc(100% - 72px)); }
  .page-hero { padding-block: 60px 64px; }
  .hero { grid-template-columns: 1.2fr 1fr; align-items: center; gap: 52px; margin-top: 48px; }
  .home-layout { grid-template-columns: 1.35fr 1fr; align-items: start; gap: 64px; margin-top: 48px; }
  .home-introduction { padding-top: 32px; }
  .home-contact { border-top: 0; border-left: 1px solid var(--line); padding: 0 0 0 36px; }
  .section { padding-block: 64px; }
  .pricing-layout { grid-template-columns: .65fr 1.35fr; gap: 56px; }
  .pricing-card { padding: 32px; }
  .demo-item { grid-template-columns: .65fr 1.35fr; gap: 35px; padding-block: 28px; }
  .wechat-contact { grid-template-columns: minmax(0, 360px) minmax(0, 1fr); gap: 40px; }
}

@media (max-width: 759px) {
  .header-inner { min-height: 75px; gap: 15px; }
  .wordmark { font-size: 27px; }
  .navigation { gap: 16px; font-size: 13px; }
  .navigation .nav-cta { padding: 8px 12px; }
  .price-statement { font-size: 16px; }
}

@media (max-width: 359px) {
  .container { width: calc(100% - 32px); }
  .navigation { gap: 10px; }
  .navigation .nav-cta { padding-inline: 9px; }
  .pricing-card, .booking-entry { padding: 20px; }
  .button { padding-inline: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

@media print {
  .site-header, .hero-actions, .skip-link { display: none; }
  body { background: white; color: #111; font-size: 12pt; }
  .container { width: 100%; }
  .page-hero, .section { padding-block: 24px; }
  .hero { margin-top: 24px; }
  .home-layout { grid-template-columns: 1fr 1fr; gap: 8mm; margin-top: 24px; }
  .home-contact { border: 0; padding: 0; }
  .home-contact .wechat-qr { width: 50mm; }
  .demo-panel, .pricing-card, .booking-entry { break-inside: avoid; }
  .wechat-contact { grid-template-columns: 60mm minmax(0, 1fr); gap: 8mm; break-inside: avoid; }
  .wechat-qr { width: 60mm; max-width: 100%; height: auto; }
  .wechat-link { color: #111; font-size: 10pt; }
}