:root {
  --bg: #f3f5f4;
  --bg-soft: #f9fbf9;
  --bg-section: #eef3ef;
  --card: #ffffff;
  --card-soft: #f9fbf9;
  --line: #d8dde3;
  --line-soft: #edf3ea;
  --text: #1f2937;
  --muted: #6b7280;
  --muted-soft: #9ca3af;
  --primary: #59c21f;
  --primary-dark: #45b61a;
  --primary-soft: #e0f2cf;
  --primary-soft-2: #f5fbef;
  --primary-soft-3: #edf8df;
  --white: #ffffff;
  --shadow: 0 6px 18px rgba(34, 52, 72, 0.06);
  --shadow-lg: 0 12px 30px rgba(34, 52, 72, 0.08);
  --radius: 18px;
  --radius-lg: 22px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

img {
  max-width: 100%;
  display: block;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 88px 0;
}

.section-dark {
  background: var(--bg-section);
}

.section-head {
  max-width: 780px;
  margin-bottom: 32px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(38px, 7vw, 66px);
  line-height: 1.08;
  margin-bottom: 18px;
  color: var(--text);
  font-weight: 800;
}

h2 {
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1.14;
  margin-bottom: 12px;
  color: var(--text);
  font-weight: 800;
}

h3 {
  font-size: 24px;
  line-height: 1.28;
  margin-bottom: 10px;
  color: var(--text);
  font-weight: 800;
}

p {
  color: var(--muted);
  line-height: 1.75;
  font-size: 16px;
}

.section-desc {
  max-width: 760px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(243, 245, 244, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.brand-name {
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
}

.nav {
  display: flex;
  gap: 24px;
  align-items: center;
}

.nav a,
.mobile-menu a,
.footer-links a {
  color: var(--muted);
  transition: 0.2s ease;
  font-weight: 600;
}

.nav a:hover,
.mobile-menu a:hover,
.footer-links a:hover {
  color: var(--text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-toggle,
.menu-toggle {
  height: 40px;
  padding: 0 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--muted);
  cursor: pointer;
  font-weight: 700;
  transition: 0.2s ease;
}

.lang-toggle:hover,
.menu-toggle:hover {
  border-color: #cfd6dc;
  color: var(--text);
}

.menu-toggle {
  display: none;
  font-size: 18px;
}

.mobile-menu {
  display: none;
  border-top: 1px solid var(--line);
  padding: 12px 16px 18px;
  background: var(--bg);
}

.mobile-menu.open {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 18px;
  border-radius: 12px;
  font-weight: 700;
  transition: 0.2s ease;
  border: 1px solid transparent;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, #9be25c, #59c21f);
  color: var(--white);
  box-shadow: 0 6px 16px rgba(104, 189, 46, 0.16);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #8ddf48, #45b61a);
}

.btn-secondary {
  background: var(--white);
  color: var(--muted);
  border-color: var(--line);
}

.btn-secondary:hover {
  color: var(--text);
  border-color: #cfd6dc;
}

.hero-section {
  padding-top: 54px;
  padding-bottom: 88px;
  background:
    radial-gradient(circle at top right, rgba(155, 226, 92, 0.18), transparent 26%),
    linear-gradient(180deg, #f6f8f6 0%, #f3f5f4 100%);
  overflow: hidden;
}

.hero-bg {
  display: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 28px;
  align-items: center;
}

.hero-subtitle {
  max-width: 680px;
  font-size: 18px;
  color: var(--muted);
}

.hero-tags,
.value-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.value-tags.center,
.hero-actions.center {
  justify-content: center;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 700;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 22px;
}

.stat-inline strong {
  display: block;
  font-size: 30px;
  color: var(--text);
  margin-bottom: 4px;
  font-weight: 800;
}

.stat-inline span {
  font-size: 13px;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.glass-card,
.contact-card,
.stat-card,
.product-card,
.feature-card,
.team-card,
.values-box,
.ecosystem-panel,
.logo-card,
.cta-box {
  background: var(--white);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow);
  border-radius: var(--radius-lg);
}

.glass-card {
  padding: 26px;
  background: linear-gradient(135deg, var(--primary-soft-2), var(--primary-soft-3));
  border-color: #e2f0d0;
}

.card-label {
  color: var(--primary-dark);
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
}

.bullet-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.75;
}

.hook-section {
  padding-top: 0;
}

.hook-box {
  padding: 22px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary-soft-2), var(--primary-soft-3));
  border: 1px solid #e2f0d0;
  box-shadow: var(--shadow);
  text-align: center;
}

.hook-cn {
  color: var(--text);
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 8px;
}

.hook-en {
  margin-bottom: 0;
  color: var(--muted);
}

.stats-grid,
.product-grid,
.feature-grid,
.contact-grid {
  display: grid;
  gap: 16px;
}

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

.stats-grid.compact {
  grid-template-columns: repeat(5, 1fr);
}

.stat-card {
  padding: 18px;
  background: var(--white);
}

.stat-card .value {
  font-size: 30px;
  line-height: 1;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 10px;
}

.stat-card .label {
  color: var(--text);
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 6px;
}

.stat-card p {
  margin-bottom: 0;
  font-size: 13px;
  color: var(--muted-soft);
  line-height: 1.5;
}

.product-grid {
  grid-template-columns: repeat(3, 1fr);
}

.product-card {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: var(--white);
}

.product-card p {
  margin-bottom: 0;
}

.product-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.product-meta .mini-tag {
  padding: 7px 11px;
  border-radius: 999px;
  background: var(--bg-soft);
  border: 1px solid var(--line-soft);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
}

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

.feature-card {
  padding: 22px;
  background: var(--white);
}

.feature-card p {
  margin-bottom: 0;
}

.about-grid,
.ecosystem-layout,
.team-grid,
.contact-grid {
  display: grid;
  gap: 20px;
}

.about-grid {
  grid-template-columns: 1.05fr 0.95fr;
  align-items: start;
}

.values-box {
  padding: 24px;
  background: var(--white);
}

.ecosystem-layout {
  grid-template-columns: 1.08fr 0.92fr;
}

.logo-wall {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.logo-card {
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: var(--text);
  background: var(--card-soft);
}

.ecosystem-panel {
  padding: 24px;
  background: linear-gradient(135deg, var(--primary-soft-2), var(--primary-soft-3));
  border-color: #e2f0d0;
}

.team-grid {
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}

.team-map-box {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  min-height: 320px;
}

.team-map-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.team-card {
  padding: 22px;
  background: var(--white);
}

.team-card p {
  margin-bottom: 0;
}

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

.contact-card {
  padding: 22px;
  background: var(--white);
}

.contact-card h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.contact-card p {
  margin-bottom: 0;
  color: var(--text);
  font-weight: 600;
}

.cta-box {
  padding: 42px 24px;
  text-align: center;
  background: linear-gradient(135deg, var(--primary-soft-2), var(--primary-soft-3));
  border-color: #e2f0d0;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #eef2ef;
}

.footer-inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
}

.footer-inner strong {
  color: var(--text);
}

.footer-inner p {
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

@media (max-width: 1100px) {
  .stats-grid,
  .stats-grid.compact,
  .feature-grid,
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid,
  .about-grid,
  .ecosystem-layout,
  .team-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .desktop-nav {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .header-actions .btn {
    display: none;
  }

  .logo-wall,
  .team-cards,
  .contact-grid,
  .feature-grid,
  .stats-grid,
  .stats-grid.compact {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 64px 0;
  }

  .hero-section {
    padding-top: 36px;
    padding-bottom: 64px;
  }

  h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 30px;
  }

  .hook-cn {
    font-size: 18px;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}