:root {
  color-scheme: light;
  --forest: #173d2c;
  --green: #245c43;
  --leaf: #73964f;
  --lime: #d7eb8c;
  --paper: #f7f9f4;
  --orange: #db7846;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--forest);
  background: var(--paper);
  font-synthesis: none;
  scroll-behavior: smooth;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3, p, figure { margin: 0; }
a:focus-visible { outline: 3px solid var(--orange); outline-offset: 6px; }
.wrap { width: min(1200px, calc(100% - 96px)); margin-inline: auto; }
.skip-link { position: absolute; top: -80px; left: 16px; z-index: 5; padding: 12px 20px; background: var(--lime); }
.skip-link:focus { top: 12px; }
.site-header { border-bottom: 1px solid #173d2c1a; }
.header-inner { min-height: 106px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 13px; flex-shrink: 0; }
.brand img { border-radius: 10px; }
.brand strong { display: block; font-size: 24px; letter-spacing: .12em; }
.brand small { display: block; margin-top: 3px; font: 10px/1.5 Arial, sans-serif; letter-spacing: .16em; }
nav { display: flex; align-items: center; gap: 32px; font-size: 14px; }
.section-link { padding-block: 12px; }
.section-link:hover { color: var(--leaf); }
.hero { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 48px; padding-block: 76px 80px; }
.eyebrow { display: flex; align-items: center; gap: 10px; font-size: 14px; letter-spacing: .15em; line-height: 1.7; }
.sprout { display: inline-block; width: 18px; height: 10px; background: var(--leaf); border-radius: 18px 0 18px 0; transform: rotate(-20deg); }
h1 { margin-top: 24px; font-size: clamp(46px, 5.3vw, 72px); line-height: 1.23; letter-spacing: -.055em; font-weight: 800; }
h1 em { color: var(--leaf); font-style: normal; }
.hero-description { margin-top: 24px; font-size: 18px; line-height: 1.9; color: #173d2cbf; }
.primary-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 56px; background: var(--green); color: var(--paper); border-radius: 6px; padding: 18px 24px; margin-top: 32px; font-size: 15px; font-weight: 600; transition: background .2s, transform .2s; }
.primary-link:hover { background: var(--forest); transform: translateY(-2px); }
.primary-link span { font-size: 22px; line-height: 1; }
.hero-caption { margin-top: 25px; font-size: 12px; letter-spacing: .08em; color: #173d2c99; }
.harvest { background: #eaf0df; border-radius: 180px 12px 12px 12px; padding: 35px 32px 25px; }
.harvest-top { display: flex; justify-content: space-between; align-items: center; padding-left: 50px; font-size: 12px; letter-spacing: .1em; }
.harvest-top span:last-child { font-size: 36px; color: var(--leaf); }
.harvest-art { width: 100%; margin-block: 14px 18px; }
.harvest figcaption { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid #173d2c24; padding-top: 22px; font-size: 14px; }
.harvest figcaption span:last-child { font-size: 25px; }
.services { padding-block: 36px 84px; scroll-margin-top: 30px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 32px; }
h2 { font-size: clamp(27px, 3vw, 38px); font-weight: 700; line-height: 1.5; letter-spacing: -.035em; }
.section-heading h2 { margin-top: 12px; }
.section-heading > p { font-size: 14px; line-height: 1.9; color: #173d2cbf; }
.service-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.service-card { padding: 36px 38px 0; border-radius: 8px; }
.supplier { background: var(--forest); color: var(--paper); }
.buyer { background: var(--lime); }
.service-label { display: flex; align-items: center; gap: 14px; font-size: 13px; letter-spacing: .1em; }
.role-mark { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid currentColor; border-radius: 50%; font-size: 20px; }
.supplier .role-mark { color: var(--lime); }
h3 { margin-top: 28px; font-size: 28px; line-height: 1.5; }
.service-card > p { margin-top: 12px; font-size: 15px; line-height: 1.9; opacity: .85; }
.service-card ul { margin: 25px 0 32px; padding: 0; list-style: none; font-size: 13px; line-height: 2.3; }
.service-card li::before { content: "＋"; display: inline-block; margin-right: 12px; opacity: .7; }
.service-foot { display: flex; justify-content: space-between; align-items: center; padding-block: 20px; border-top: 1px solid #173d2c30; font-size: 13px; letter-spacing: .08em; }
.supplier .service-foot { border-color: #f7f9f433; color: var(--lime); }
.service-foot span { font-size: 24px; }
.service-note { margin-top: 22px; font-size: 12px; line-height: 1.9; color: #173d2ca6; }
.about { background: #eaf0df; padding-block: 72px; scroll-margin-top: 0; }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; }
.about h2 { margin-top: 22px; }
.about-copy { padding-top: 4px; }
.about-copy > p { font-size: 15px; line-height: 2; }
.about-copy > p + p { margin-top: 20px; color: #173d2cbf; }
.about-signature { display: inline-flex; gap: 48px; align-items: center; margin-top: 28px; font-family: "Songti SC", "STSong", "SimSun", serif; font-size: 24px; font-weight: 600; letter-spacing: .12em; }
.about-signature span { color: var(--leaf); font-size: 32px; }
.site-footer { display: flex; justify-content: space-between; align-items: center; gap: 24px; min-height: 100px; font-size: 13px; }
.site-footer p { font-weight: 600; }
.site-footer p span { margin-left: 20px; font-weight: 400; color: #173d2c99; }
.site-footer a { padding-block: 10px; }
.site-footer a:hover { text-decoration: underline; }
.footer-identity { padding-block: 20px; }
.site-footer .icp-link { display: inline-block; margin-top: 10px; padding: 0; font-size: 12px; color: #173d2cbf; }
@media (min-width: 1500px) { .hero { gap: 72px; } }
@media (max-width: 1000px) {
  .wrap { width: calc(100% - 64px); }
  .hero { gap: 24px; padding-block: 56px; }
  .harvest { padding: 24px; border-top-left-radius: 120px; }
  .harvest-top { padding-left: 20px; font-size: 10px; }
  .harvest-top span:last-child { font-size: 27px; }
  .harvest figcaption { font-size: 12px; }
  .service-card { padding: 28px 28px 0; }
  .about-inner { gap: 40px; }
  nav { gap: 22px; }
}
@media (max-width: 700px) {
  .wrap { width: calc(100% - 40px); }
  .header-inner { min-height: 88px; gap: 12px; }
  .brand { gap: 7px; }
  .brand img { width: 36px; height: 36px; }
  .brand strong { font-size: 19px; letter-spacing: .08em; }
  .brand small { font-size: 8px; letter-spacing: .09em; }
  nav { display: none; }
  .hero { grid-template-columns: 1fr; gap: 40px; padding-block: 40px 48px; }
  h1 { font-size: clamp(46px, 11vw, 64px); margin-top: 20px; }
  .hero-description { font-size: 16px; margin-top: 20px; }
  .primary-link { margin-top: 26px; padding-block: 16px; }
  .hero-caption { margin-top: 20px; }
  .harvest { border-top-left-radius: 130px; padding: 24px; }
  .harvest-top { padding-left: 40px; }
  .harvest-art { margin-block: 4px 12px; }
  .harvest figcaption { padding-top: 14px; }
  .services { padding-block: 12px 48px; }
  .section-heading { display: block; margin-bottom: 24px; }
  .section-heading > p { margin-top: 16px; }
  .service-grid { grid-template-columns: 1fr; gap: 18px; }
  .service-card { padding: 28px 26px 0; }
  .service-card h3 { margin-top: 24px; font-size: 26px; }
  .service-card ul { font-size: 12px; }
  .desktop-break { display: none; }
  .about { padding-block: 44px; }
  .about-inner { grid-template-columns: 1fr; gap: 24px; }
  .about h2 { margin-top: 16px; }
  .about-copy > p { font-size: 14px; }
  .site-footer { min-height: 100px; font-size: 12px; gap: 12px; }
  .site-footer p span { display: block; margin: 6px 0 0; font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  .primary-link { transition: none; }
}