:root {
  --bg: #f7f5f0;
  --surface: #eeeae2;
  --ink: #272d29;
  --muted: #656b64;
  --red: #304d40;
  --red-dark: #263e34;
  --gold: #71624f;
  --shadow: none;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
}
body { line-height: 1.6; }
a, button { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible { outline: 3px solid #aa7c40; outline-offset: 4px; }
.site-header { position: relative; padding: 21px 5vw; background: var(--bg); backdrop-filter: none; gap: 28px; }
.brand-mark { border-radius: 3px; width: 40px; height: 40px; font-family: serif; font-weight: 500; background: var(--green); }
.brand-text strong { font-size: 19px; font-weight: 600; letter-spacing: .08em; }
.brand-text small { font-size: 10px; max-width: 240px; overflow: hidden; text-overflow: ellipsis; }
.main-nav { gap: 26px; white-space: nowrap; }
.main-nav a:hover, .text-link:hover { color: #9b5b36; }
.header-call { border-radius: 2px; font-weight: 500; }
.hero { min-height: 650px; height: min(760px, 83svh); padding: 70px 7vw; }
.hero-bg { object-position: 64% center; }
.hero-shade { background: linear-gradient(90deg, rgba(17,29,24,.77), rgba(17,29,24,.32) 58%, rgba(17,29,24,.04)); }
.hero-content { max-width: 650px; }
.hero .eyebrow { color: #e1d9bc; font-weight: 400; letter-spacing: .16em; }
h1 { font-family: "Noto Serif SC", "Songti SC", SimSun, serif; font-size: clamp(38px,4.8vw,66px); line-height: 1.38; font-weight: 500; max-width: 10em; }
.hero-lead { max-width: 520px; font-size: 16px; margin-top: 24px; line-height: 1.95; }
.hero-actions { margin-top: 32px; gap: 16px; }
.hero-note { margin-top: 56px; font-size: 12px; letter-spacing: .13em; color: #e2e5dd; }
.btn { border-radius: 2px; font-size: 14px; font-weight: 500; gap: 24px; }
.btn-primary { background: var(--green); box-shadow: none; }
.hero .btn-primary { color: var(--ink); background: #f4f1e7; }
.btn-secondary { background: transparent; }
.section { max-width: 1440px; margin: auto; padding: 84px 6vw; }
.section-head { max-width: 670px; margin-bottom: 38px; }
.eyebrow { font-size: 11px; font-weight: 500; letter-spacing: .16em; }
h2 { font-family: "Noto Serif SC", "Songti SC", SimSun, serif; font-size: clamp(28px,3vw,42px); font-weight: 500; line-height: 1.45; }
.section-head p:not(.eyebrow) { font-size: 15px; }
.product-grid { gap: 34px 24px; }
.product-card { background: transparent; border: 0; box-shadow: none; border-radius: 0; }
.product-card .carousel { border-radius: 2px; }
.carousel-slide img { object-fit: contain; background: #fff; }
.product-copy { padding: 20px 0 0; }
.product-card span { color: var(--muted); font-size: 11px; font-weight: 400; }
.product-card h3 { font-size: 17px; line-height: 1.65; font-weight: 500; overflow-wrap: anywhere; }
.product-card p { display: none; }
.product-card .product-link { margin-top: 12px; font-size: 13px; font-weight: 500; border-bottom: 1px solid #a1aaa2; }
.text-link { display: inline-block; padding-bottom: 6px; margin-top: 30px; border-bottom: 1px solid #7d8e80; font-size: 14px; }
.brand-story { display: grid; grid-template-columns: 1.1fr 1fr; gap: 7vw; align-items: center; background: var(--surface); max-width: none; padding: 76px max(6vw, calc((100vw - 1260px)/2)); }
.story-photo img { width: 100%; aspect-ratio: 5/4; object-fit: cover; }
.story-copy p:not(.eyebrow) { color: var(--muted); margin-top: 25px; font-size: 15px; line-height: 2; white-space: pre-line; }
.custom-steps { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(3,1fr); gap: 40px; }
.custom-steps li { border-top: 1px solid var(--line); padding-top: 20px; }
.custom-steps span { font-family: Georgia,serif; color: #8b806e; font-size: 24px; }
.custom-steps h3 { font-size: 19px; font-weight: 500; margin: 14px 0 10px; }
.custom-steps p { font-size: 14px; line-height: 1.9; color: var(--muted); }
.page-section { padding-top: 64px; }
.intro-section { padding-bottom: 44px; }
.intro-section h1 { max-width: none; font-size: clamp(32px,4vw,52px); }
.intro-lead, .company-identity { margin-top: 20px; color: var(--muted); }
.contact-section { padding-top: 16px; display: grid; grid-template-columns: 1fr 1fr; gap: 8vw; }
.contact-details dl { margin-top: 28px; }
.contact-details dl > div { border-bottom: 1px solid var(--line); padding: 18px 0; }
.contact-details dt { color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.contact-details dd { overflow-wrap: anywhere; white-space: pre-line; }
.contact-number { font-family: Georgia,serif; font-size: clamp(25px,3vw,38px); }
.contact-guide { background: var(--surface); padding: 40px; }
.contact-guide p:not(.eyebrow) { color: var(--muted); font-size: 14px; line-height: 1.9; margin-top: 22px; }
.contact-qr { margin: 24px 0; width: 180px; text-align: center; font-size: 13px; }
.contact-qr img { width: 180px; height: 180px; object-fit: contain; background: #fff; }
.contact-qr figcaption { margin-top: 10px; }
.detail { box-shadow: none; border-radius: 0; border: 0; }
.detail img { object-fit: contain; background: white; }
.detail .content { padding: 32px; }
.detail h2 { font-family: inherit; font-size: 26px; line-height: 1.6; }
.detail .content > div:last-child .btn { background: transparent; color: var(--green); border: 1px solid var(--line); }
.media-section { box-shadow: none; border-radius: 0; }
.media-frame { margin: 0; }
.site-footer { display: block; padding: 48px 6vw 22px; background: #263b32; color: #f4f1e7; }
.footer-main { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer-main strong { font-size: 20px; font-weight: 500; }
.footer-main p { font-size: 12px; color: #c5cec6; margin-top: 10px; }
.footer-main nav { display: flex; gap: 26px; font-size: 13px; }
.footer-legal { margin-top: 38px; padding-top: 18px; border-top: 1px solid #ffffff26; text-align: center; font-size: 12px; color: #d3d9d3; }
.footer-legal > * { display: inline-block; margin: 4px 14px; }
@media(min-width: 1440px) { .site-header, .site-footer { padding-left: max(6vw, calc((100vw - 1260px)/2)); padding-right: max(6vw, calc((100vw - 1260px)/2)); } }
@media(max-width: 1000px) {
  .site-header { grid-template-columns: 1fr auto; gap: 16px; }
  .main-nav { grid-column: 1/-1; grid-row: 2; justify-content: center; font-size: 13px; }
  .header-call { grid-column: 2; grid-row: 1; }
  .product-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .brand-story { gap: 36px; }
}
@media(max-width: 640px) {
  .site-header { padding: 16px 6vw 12px; }
  .brand-text small { max-width: 175px; font-size: 9px; }
  .brand-text strong { font-size: 17px; }
  .brand { gap: 8px; }
  .brand-mark { width: 32px; height: 32px; }
  .header-call { font-size: 12px; padding: 9px 11px; }
  .main-nav { gap: 24px; justify-content: space-between; }
  .hero { min-height: 590px; height: auto; padding: 62px 7vw 40px; align-items: start; }
  .hero-bg { object-position: 60% center; }
  .hero-shade { background: linear-gradient(90deg,rgba(17,29,24,.8),rgba(17,29,24,.36)); }
  .hero h1 { font-size: 38px; max-width: 9em; }
  .hero-lead { font-size: 14px; max-width: 27em; }
  .hero-note { margin-top: 44px; }
  .hero .eyebrow { font-size: 10px; }
  .section { padding: 52px 6vw; }
  .product-grid, .brand-story, .contact-section, .custom-steps { grid-template-columns: 1fr; }
  .product-grid { gap: 36px; }
  .brand-story { gap: 30px; }
  .custom-steps { gap: 28px; }
  .custom-steps li { display: grid; grid-template-columns: 44px 1fr; column-gap: 14px; }
  .custom-steps h3 { margin: 0 0 8px; align-self: center; }
  .custom-steps p { grid-column: 2; }
  .contact-section { padding-top: 0; }
  .contact-guide { padding: 28px; }
  .footer-main { align-items: flex-start; flex-direction: column; }
  .footer-main nav { flex-wrap: wrap; gap: 22px; }
  .footer-legal { text-align: left; margin-top: 28px; }
  .footer-legal > * { margin-left: 0; }
}
@media(prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .carousel-track { transition: none; } }