:root {
  color-scheme: light;
  --bg: #f4f1ea;
  --paper: rgba(255, 255, 255, 0.82);
  --paper-solid: #ffffff;
  --ink: #10161c;
  --muted: #58636d;
  --line: rgba(16, 22, 28, 0.1);
  --teal: #0b7a73;
  --teal-deep: #084d49;
  --gold: #b9812c;
  --shadow-lg: 0 24px 72px rgba(12, 18, 28, 0.12);
  --shadow-md: 0 14px 36px rgba(12, 18, 28, 0.08);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(11, 122, 115, 0.18), transparent 22rem),
    radial-gradient(circle at top right, rgba(185, 129, 44, 0.16), transparent 18rem),
    linear-gradient(180deg, #fbfaf6 0%, var(--bg) 58%, #efe9df 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

.page {
  width: min(1120px, calc(100% - 24px));
  margin: 0 auto;
  padding: 16px 0 34px;
}

.card,
.section,
.product,
.process-item,
.hero-panel {
  border: 1px solid var(--line);
  background: var(--paper);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-md);
}

.topbar {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.76);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-md);
}

.brand {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: center;
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-deep) 100%);
  color: #f4fffd;
  font-weight: 700;
  letter-spacing: 0.08em;
  box-shadow: 0 12px 24px rgba(11, 122, 115, 0.24);
}

.brand-copy strong {
  display: block;
  font-size: 1rem;
  line-height: 1.35;
}

.brand-copy span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.88rem;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nav a {
  flex: 0 0 auto;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(16, 22, 28, 0.08);
  background: rgba(255, 255, 255, 0.7);
  color: var(--muted);
  font-size: 0.92rem;
}

.nav a:hover {
  color: var(--ink);
}

.hero {
  position: relative;
  overflow: hidden;
  margin-top: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 10% 0%, rgba(11, 122, 115, 0.16), transparent 18rem),
    radial-gradient(circle at 100% 10%, rgba(185, 129, 44, 0.15), transparent 14rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(244, 248, 247, 0.88));
  box-shadow: var(--shadow-lg);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(11, 122, 115, 0.14);
  background: rgba(255, 255, 255, 0.74);
  color: var(--teal-deep);
  font-size: 0.85rem;
}

h1 {
  margin: 16px 0 14px;
  font-size: clamp(2.2rem, 10vw, 4.9rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.hero-lead {
  margin: 0 0 12px;
  font-size: 1rem;
  line-height: 1.82;
}

.hero-sub {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.actions {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
}

.btn-primary {
  color: #f4fffd;
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-deep) 100%);
  box-shadow: 0 14px 28px rgba(11, 122, 115, 0.2);
}

.btn-secondary {
  border-color: rgba(16, 22, 28, 0.08);
  background: rgba(255, 255, 255, 0.76);
}

.hero-side {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.hero-panel {
  padding: 18px;
  border-radius: var(--radius-lg);
}

.hero-panel .label {
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-panel strong {
  display: block;
  margin: 10px 0 8px;
  font-size: 2rem;
  line-height: 1;
}

.hero-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.hero-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.hero-mini {
  min-height: 138px;
}

.hero-mini strong {
  font-size: 1.55rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.stat {
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.74);
}

.stat strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
}

.stat span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.stack {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.section {
  padding: 22px;
  border-radius: var(--radius-lg);
}

.section-head {
  margin-bottom: 18px;
}

.section-head h2 {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 7vw, 2.7rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.section-head p,
.service p,
.product p,
.process-item p,
.cta-copy p,
.cta-note p {
  margin: 0;
  color: var(--muted);
  line-height: 1.78;
}

.services,
.products,
.process {
  display: grid;
  gap: 12px;
}

.service,
.product {
  padding: 18px;
  border-radius: 18px;
  background: var(--paper-solid);
  border: 1px solid rgba(16, 22, 28, 0.06);
}

.service-tag {
  display: inline-block;
  color: var(--teal);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.service h3,
.product h3,
.process-item h3,
.cta-copy h2 {
  margin: 10px 0 10px;
  font-size: 1.2rem;
  line-height: 1.35;
}

.product-top {
  display: grid;
  gap: 10px;
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 7px 11px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
}

.pill-teal {
  color: var(--teal-deep);
  background: rgba(11, 122, 115, 0.1);
}

.pill-gold {
  color: var(--gold);
  background: rgba(185, 129, 44, 0.1);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.metric {
  padding: 14px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(11, 122, 115, 0.07), rgba(11, 122, 115, 0.02));
}

.metric strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1.45rem;
  line-height: 1;
}

.metric span {
  color: var(--muted);
  font-size: 0.88rem;
}

.process-item {
  padding: 18px;
  border-radius: 18px;
}

.step {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, #17212b, #0f1720);
  color: #fff;
  font-weight: 700;
}

.cta {
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top right, rgba(11, 122, 115, 0.16), transparent 15rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(241, 248, 246, 0.9));
  box-shadow: var(--shadow-md);
}

.cta-note {
  padding: 18px;
  border-radius: 18px;
  border: 1px dashed rgba(16, 22, 28, 0.12);
  background: rgba(255, 255, 255, 0.78);
}

.cta-note strong {
  display: block;
  margin-bottom: 10px;
  font-size: 0.98rem;
}

footer {
  display: grid;
  gap: 8px;
  margin-top: 16px;
  padding: 6px 2px 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-copy strong {
  display: block;
  color: var(--ink);
  font-size: 0.96rem;
}

.icp {
  width: fit-content;
  color: var(--teal-deep);
}

.icp:hover {
  text-decoration: underline;
}

@media (min-width: 720px) {
  .page {
    width: min(1120px, calc(100% - 32px));
    padding-top: 22px;
  }

  .topbar {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .nav {
    justify-content: flex-end;
  }

  .actions {
    display: flex;
    flex-wrap: wrap;
  }

  .btn {
    width: auto;
  }

  .services,
  .process {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .products {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta {
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
    align-items: center;
  }

  footer {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

@media (min-width: 980px) {
  .hero {
    padding: 34px;
  }

  .hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.88fr);
    gap: 18px;
    align-items: start;
  }

  .hero-side {
    margin-top: 0;
  }

  .stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

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

/* ===== v2 新增组件 ===== */

.lang-switch {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(11, 122, 115, 0.22);
  background: rgba(11, 122, 115, 0.08);
  color: var(--teal-deep);
  font-size: 0.92rem;
  font-weight: 600;
}

.lang-switch:hover {
  background: rgba(11, 122, 115, 0.14);
  color: var(--teal-deep);
}

.points {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.points li {
  position: relative;
  padding-left: 22px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.52em;
  width: 12px;
  height: 12px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  opacity: 0.85;
}

.stat .stat-note {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.6;
}

.stat .stat-value {
  display: block;
  margin-bottom: 4px;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--teal-deep);
}

.footer-links {
  display: grid;
  gap: 6px;
  justify-items: start;
}

@media (min-width: 720px) {
  .footer-links {
    justify-items: end;
    text-align: right;
  }
}

@media (min-width: 980px) {
  .products {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .process {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

body:lang(en) {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", sans-serif;
}

body:lang(en) h1 {
  letter-spacing: -0.03em;
  line-height: 1.02;
}

.eyebrow .dot {
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 999px;
  background: #1a9e5c;
  box-shadow: 0 0 0 4px rgba(26, 158, 92, 0.16);
}