:root {
  color-scheme: light;
  --green-950: #0b3b26;
  --green-900: #114d31;
  --green-800: #17663c;
  --green-700: #23834b;
  --green-100: #e8f4ea;
  --green-50: #f3f8f1;
  --cream: #fbf9f1;
  --ink: #142018;
  --muted: #657168;
  --line: rgba(17, 77, 49, .13);
  --shadow: 0 24px 70px rgba(11, 59, 38, .12);
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; color: var(--ink); background: #fff; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
  padding: 12px max(28px, calc((100vw - 1200px) / 2));
  border-bottom: 1px solid rgba(17, 77, 49, .08);
  background: rgba(255, 255, 255, .9);
  backdrop-filter: blur(18px);
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand img, .footer-brand img { border-radius: 14px; box-shadow: 0 8px 24px rgba(23, 102, 60, .16); }
.brand span, .footer-brand span { display: grid; gap: 2px; }
.brand strong { font-size: 18px; letter-spacing: .02em; }
.brand small, .footer-brand small { color: var(--muted); font-size: 12px; }
nav { display: flex; align-items: center; gap: 32px; color: #425047; font-size: 14px; }
nav a:hover { color: var(--green-700); }
.nav-action { padding: 11px 20px; border-radius: 999px; color: #fff; background: var(--green-800); }
.nav-action:hover { color: #fff; background: var(--green-700); }

main { overflow: hidden; }
.hero {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 70px;
  align-items: center;
  width: min(1200px, calc(100% - 56px));
  min-height: 680px;
  margin: 0 auto;
  padding: 78px 0 86px;
}

.hero-copy { position: relative; z-index: 1; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--green-700);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .14em;
}
.eyebrow::before { width: 28px; height: 2px; content: ""; background: currentColor; }
.hero h1 { margin: 22px 0; color: var(--green-950); font-size: clamp(46px, 5vw, 72px); line-height: 1.15; letter-spacing: -.04em; }
.hero-copy > p { max-width: 520px; margin: 0; color: var(--muted); font-size: 19px; line-height: 1.8; }
.hero-actions { display: flex; gap: 14px; margin-top: 36px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 26px; border-radius: 14px; font-weight: 700; }
.button-primary { color: #fff; background: var(--green-800); box-shadow: 0 14px 30px rgba(23, 102, 60, .2); }
.button-primary:hover { background: var(--green-700); transform: translateY(-1px); }
.button-quiet { border: 1px solid var(--line); background: #fff; }
.button-quiet:hover { border-color: rgba(23, 102, 60, .3); }
.hero-points { display: flex; flex-wrap: wrap; gap: 22px; margin: 32px 0 0; padding: 0; color: #506057; font-size: 14px; list-style: none; }
.hero-points span { display: inline-grid; width: 22px; height: 22px; margin-right: 6px; place-items: center; border-radius: 50%; color: var(--green-800); background: var(--green-100); font-weight: 800; }

.hero-visual { position: relative; }
.hero-visual::before { position: absolute; z-index: -1; inset: -45px; content: ""; border-radius: 50%; background: radial-gradient(circle, rgba(201, 226, 178, .62), rgba(244, 249, 238, 0) 68%); }
.hero-visual > img { width: 100%; aspect-ratio: 4 / 3; border-radius: 34px 110px 34px 34px; object-fit: cover; box-shadow: var(--shadow); }
.hero-badge { position: absolute; right: 24px; bottom: 24px; display: flex; align-items: center; gap: 12px; max-width: calc(100% - 48px); min-width: 245px; padding: 16px 18px; border: 1px solid rgba(255,255,255,.75); border-radius: 18px; background: rgba(255,255,255,.92); box-shadow: 0 16px 40px rgba(11,59,38,.16); backdrop-filter: blur(14px); }
.hero-badge-icon { display: block; flex: 0 0 48px; width: 48px; height: 48px; border-radius: 14px; object-fit: cover; }
.hero-badge span:last-child { display: grid; min-width: 0; gap: 3px; }
.hero-badge small { color: var(--muted); }
.hero-badge strong { overflow-wrap: anywhere; font-size: 15px; }

.section { width: min(1200px, calc(100% - 56px)); margin: 0 auto; padding: 100px 0; }
.intro { width: 100%; padding-right: max(28px, calc((100vw - 1200px) / 2)); padding-left: max(28px, calc((100vw - 1200px) / 2)); background: var(--green-50); }
.section-heading { max-width: 690px; }
.section-heading h2 { margin: 16px 0 14px; color: var(--green-950); font-size: clamp(32px, 4vw, 48px); line-height: 1.25; letter-spacing: -.03em; }
.section-heading p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.8; }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 48px; }
.value-grid article { padding: 30px; border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.76); }
.value-number { color: var(--green-700); font-size: 13px; font-weight: 800; letter-spacing: .12em; }
.value-grid h3 { margin: 28px 0 10px; font-size: 21px; }
.value-grid p { margin: 0; color: var(--muted); line-height: 1.7; }

.split-heading { display: flex; align-items: end; justify-content: space-between; max-width: none; }
.split-heading > p { max-width: 390px; text-align: right; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 46px; }
.product-card { overflow: hidden; border: 1px solid var(--line); border-radius: 24px; background: #fff; box-shadow: 0 18px 45px rgba(11,59,38,.07); }
.product-card img { width: 100%; aspect-ratio: 1.25 / 1; object-fit: cover; }
.product-card div { padding: 22px 24px 26px; }
.product-card span { color: var(--green-700); font-size: 13px; font-weight: 700; }
.product-card h3 { margin: 8px 0 5px; font-size: 21px; }
.product-card p { margin: 0; color: var(--muted); }

.service-section { padding-top: 20px; }
.service-panel { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; padding: 56px; border-radius: 32px; color: #fff; background: var(--green-950); box-shadow: var(--shadow); }
.service-panel .section-heading h2 { color: #fff; }
.service-panel .section-heading p { color: rgba(255,255,255,.68); }
.service-panel .eyebrow { color: #91c99f; }
.service-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.service-list div { display: grid; padding: 22px; border: 1px solid rgba(255,255,255,.12); border-radius: 18px; background: rgba(255,255,255,.06); }
.service-list span { margin-bottom: 20px; color: #91c99f; font-size: 12px; font-weight: 800; }
.service-list strong { margin-bottom: 7px; font-size: 18px; }
.service-list small { color: rgba(255,255,255,.62); font-size: 13px; }

.miniprogram-section { padding-top: 30px; }
.mini-card { display: grid; grid-template-columns: 160px 1fr; gap: 40px; align-items: center; padding: 58px 64px; border: 1px solid var(--line); border-radius: 32px; background: linear-gradient(135deg, #f5faef, #fff 68%); box-shadow: 0 18px 50px rgba(11,59,38,.08); }
.mini-logo { display: grid; width: 150px; height: 150px; place-items: center; border-radius: 34px; background: #fff; box-shadow: 0 18px 45px rgba(23,102,60,.12); }
.mini-logo img { border-radius: 20px; }
.mini-copy h2 { margin: 14px 0 10px; color: var(--green-950); font-size: clamp(28px, 3vw, 40px); }
.mini-copy p { max-width: 710px; margin: 0; color: var(--muted); line-height: 1.7; }
.mini-steps { display: flex; align-items: center; gap: 16px; margin-top: 26px; }
.mini-steps span { display: inline-flex; align-items: center; gap: 9px; font-size: 14px; font-weight: 700; }
.mini-steps b { display: inline-grid; width: 26px; height: 26px; place-items: center; border-radius: 50%; color: #fff; background: var(--green-800); font-size: 12px; }
.mini-steps i { color: #9aad9f; font-style: normal; }

footer { display: grid; grid-template-columns: 1fr auto auto; gap: 38px; align-items: center; padding: 34px max(28px, calc((100vw - 1200px) / 2)); border-top: 1px solid var(--line); color: var(--muted); background: var(--cream); font-size: 12px; }
.footer-brand { display: flex; align-items: center; gap: 12px; color: var(--ink); }
.footer-brand strong { font-size: 14px; }

@media (max-width: 900px) {
  .site-header { min-height: 68px; }
  nav a:not(.nav-action) { display: none; }
  .hero { grid-template-columns: 1fr; gap: 44px; padding-top: 54px; }
  .hero-copy { text-align: center; }
  .hero-copy > p { margin: 0 auto; }
  .hero-actions, .hero-points { justify-content: center; }
  .hero-visual { width: min(680px, 100%); margin: 0 auto; }
  .hero-badge { right: 18px; }
  .value-grid, .product-grid { grid-template-columns: 1fr; }
  .product-card { display: grid; grid-template-columns: 42% 1fr; }
  .product-card img { height: 100%; aspect-ratio: auto; }
  .service-panel { grid-template-columns: 1fr; gap: 38px; }
  footer { grid-template-columns: 1fr; gap: 14px; }
}

@media (max-width: 600px) {
  .site-header { padding: 10px 18px; }
  .brand img { width: 42px; height: 42px; border-radius: 12px; }
  .brand strong { font-size: 16px; }
  .brand small { display: none; }
  .nav-action { padding: 10px 14px; font-size: 13px; }
  .hero, .section { width: calc(100% - 32px); }
  .hero { min-height: auto; padding: 46px 0 70px; }
  .hero h1 { margin: 18px 0; font-size: 42px; }
  .hero-copy > p { font-size: 16px; }
  .hero-actions { display: grid; grid-template-columns: 1fr; gap: 10px; margin-top: 28px; }
  .hero-actions .button-quiet { display: none; }
  .button { min-height: 48px; padding: 0 12px; font-size: 14px; }
  .hero-points { gap: 12px; font-size: 12px; }
  .hero-visual > img { border-radius: 24px 68px 24px 24px; }
  .hero-badge { right: 12px; bottom: -28px; left: 12px; min-width: 0; padding: 12px; }
  .hero-badge-icon { width: 42px; height: 42px; }
  .section { padding: 76px 0; }
  .intro { width: 100%; padding-right: 16px; padding-left: 16px; }
  .section-heading h2 { font-size: 31px; }
  .value-grid { margin-top: 34px; }
  .value-grid article { padding: 24px; }
  .split-heading { display: block; }
  .split-heading > p { margin-top: 12px; text-align: left; }
  .product-grid { margin-top: 32px; }
  .product-card { grid-template-columns: 38% 1fr; border-radius: 18px; }
  .product-card div { align-self: center; padding: 18px; }
  .product-card h3 { font-size: 18px; }
  .service-section { padding-top: 0; }
  .service-panel { gap: 30px; padding: 30px 22px; border-radius: 24px; }
  .service-list { gap: 10px; }
  .service-list div { padding: 18px 14px; }
  .service-list span { margin-bottom: 14px; }
  .service-list strong { font-size: 16px; }
  .miniprogram-section { padding-top: 10px; }
  .mini-card { grid-template-columns: 1fr; gap: 24px; padding: 34px 24px; text-align: center; }
  .mini-logo { width: 112px; height: 112px; margin: 0 auto; border-radius: 28px; }
  .mini-logo img { width: 62px; height: 62px; }
  .mini-copy .eyebrow { justify-content: center; }
  .mini-steps { justify-content: center; gap: 7px; }
  .mini-steps span { display: grid; justify-items: center; gap: 6px; font-size: 11px; }
  footer { padding: 28px 20px; }
}

@media (prefers-reduced-motion: no-preference) {
  .button, nav a { transition: .2s ease; }
}