:root {
  --bg: #f4f8f2;
  --panel: #ffffff;
  --panel-2: #edf5ea;
  --line: rgba(36, 92, 56, 0.14);
  --text: #163124;
  --muted: #405c4a;
  --accent: #1e7f41;
  --sky: #1e9cd7;
  --sky-soft: rgba(30, 156, 215, 0.12);
  --accent-2: #1e9cd7;
  --accent-soft: rgba(30, 127, 65, 0.14);
  --white: #ffffff;
  --paper: #f4f7f5;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-y: scroll;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(125deg, rgba(30, 127, 65, 0.18), transparent 31%),
    linear-gradient(235deg, rgba(30, 156, 215, 0.14), transparent 38%),
    linear-gradient(180deg, #f1f8ef 0%, #e8f7fb 48%, #ffffff 100%);
  font-family: Arial, "Microsoft YaHei", sans-serif;
  line-height: 1.65;
}

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

img {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(300px, 450px) minmax(0, 1fr) minmax(270px, 340px);
  align-items: center;
  min-height: 88px;
  padding: 0 clamp(18px, 4vw, 72px);
  background:
    linear-gradient(115deg, rgba(16, 75, 45, 0.96), rgba(21, 93, 56, 0.94) 42%, rgba(19, 87, 92, 0.94)),
    linear-gradient(180deg, #123d2b, #0f3228);
  border-bottom: 1px solid rgba(108, 202, 132, 0.28);
  box-shadow: 0 12px 34px rgba(11, 62, 41, 0.18);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  font-size: clamp(18px, 1.15vw, 24px);
  font-weight: 800;
  color: #f4fff8;
}

.brand img {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.brand span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.header-main {
  display: flex;
  justify-content: center;
  min-width: 0;
  align-self: stretch;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(4px, 0.7vw, 12px);
  width: min(100%, 760px);
  color: rgba(240, 255, 248, 0.82);
  font-size: 16px;
  white-space: nowrap;
}

.nav a {
  position: relative;
  min-width: clamp(86px, 7.2vw, 126px);
  min-height: 88px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 180ms ease, transform 180ms ease, text-shadow 180ms ease;
}

.nav a:hover,
.nav a.active {
  color: #a9f0b8;
}

.nav a:hover {
  transform: translateY(-2px);
  text-shadow: 0 8px 24px rgba(47, 143, 87, 0.22);
}

.nav a.active::after,
.nav a:hover::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, #68d980, #36b8e8);
}

.header-actions {
  display: flex;
  align-items: stretch;
  align-self: stretch;
  border-left: 1px solid rgba(174, 229, 190, 0.18);
}

.service-phone {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1 1 auto;
  padding: 0 20px;
  border-right: 1px solid rgba(174, 229, 190, 0.18);
}

.service-phone small {
  display: block;
  color: rgba(240, 255, 248, 0.72);
  font-size: 13px;
}

.service-phone strong {
  display: block;
  font-size: 20px;
  line-height: 1.1;
}

.phone-icon,
.header-search {
  color: #8ee9a2;
  font-size: 26px;
  font-weight: 700;
}

.header-search {
  display: grid;
  place-items: center;
  width: 70px;
  flex: 0 0 70px;
}

.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(340px, 0.98fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  min-height: calc(100vh - 88px);
  padding: clamp(44px, 7vw, 96px) clamp(20px, 6vw, 88px) 32px;
}

.bamboo-cluster {
  position: absolute;
  z-index: 0;
  pointer-events: none;
  display: flex;
  gap: 16px;
  opacity: 0.32;
}

.bamboo-cluster span {
  position: relative;
  width: 18px;
  height: 360px;
  border-radius: 999px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.26), transparent 30%),
    linear-gradient(180deg, rgba(89, 181, 97, 0.95), rgba(24, 121, 66, 0.9));
  box-shadow: inset -5px 0 12px rgba(19, 90, 55, 0.22);
}

.bamboo-cluster span::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(180deg, transparent 0 72px, rgba(14, 86, 46, 0.48) 72px 77px, transparent 77px 116px);
  border-radius: inherit;
}

.bamboo-cluster span::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 42px;
  height: 22px;
  border-top: 3px solid rgba(30, 127, 65, 0.52);
  border-radius: 50%;
  transform: translateX(-12%) rotate(-28deg);
}

.bamboo-cluster span:nth-child(2) {
  height: 430px;
  transform: translateY(34px);
}

.bamboo-cluster span:nth-child(3) {
  height: 310px;
  transform: translateY(82px);
}

.bamboo-cluster-left {
  left: 26px;
  top: 150px;
  transform: rotate(-4deg);
}

.bamboo-cluster-right {
  right: 30px;
  bottom: 12px;
  transform: rotate(5deg);
  opacity: 0.22;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero::before {
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 127, 65, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 156, 215, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 127, 65, 0.08), rgba(30, 156, 215, 0.08) 30%, transparent 64%);
  background-size: 74px 74px, 74px 74px, 100% 100%;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.5), transparent 70%);
}

.hero::after {
  right: 47%;
  top: 16%;
  width: 140px;
  height: 520px;
  opacity: 0.2;
  background:
    linear-gradient(90deg, transparent 0 20%, rgba(30, 127, 65, 0.22) 20% 25%, transparent 25% 50%, rgba(30, 156, 215, 0.16) 50% 55%, transparent 55% 80%, rgba(30, 127, 65, 0.18) 80% 85%, transparent 85%),
    repeating-linear-gradient(180deg, transparent 0 86px, rgba(30, 127, 65, 0.32) 86px 91px, transparent 91px 132px);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero-content::before {
  content: "";
  display: block;
  width: 120px;
  height: 4px;
  margin-bottom: 20px;
  background: linear-gradient(90deg, var(--accent), var(--sky), rgba(30, 127, 65, 0.12));
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 780px;
  margin-bottom: 20px;
  font-size: clamp(40px, 5.1vw, 64px);
  line-height: 1.08;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(28px, 3.8vw, 46px);
  line-height: 1.15;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 1.2;
}

.hero-copy,
.lead,
.text-muted,
.contact p,
.process-line p,
.solution-band p {
  color: var(--muted);
  font-size: 17px;
}

.hero-copy {
  max-width: 660px;
  margin-bottom: 30px;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(47, 143, 87, 0.32), transparent 36%);
  transition: opacity 180ms ease;
}

.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 143, 87, 0.36);
  box-shadow: 0 14px 34px rgba(47, 143, 87, 0.18);
}

.btn:hover::after {
  opacity: 1;
}

.btn.primary {
  color: #061016;
  background: linear-gradient(135deg, #3ca45c, #2aa7de);
  box-shadow: 0 12px 32px rgba(30, 127, 65, 0.22);
}

.btn.secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(186, 217, 197, 0.16);
}

.btn.ghost {
  color: #0f6f9a;
  background: rgba(30, 156, 215, 0.08);
  border-color: rgba(30, 156, 215, 0.22);
}

.machine-stage {
  position: relative;
  height: min(68vw, 760px);
  min-height: 520px;
  border: 1px solid rgba(186, 217, 197, 0.12);
  background:
    radial-gradient(circle at 75% 16%, rgba(30, 156, 215, 0.18), transparent 26%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.08)),
      linear-gradient(180deg, rgba(13, 32, 38, 0.96), rgba(17, 41, 34, 0.96));
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.machine-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(47, 143, 87, 0.28), transparent 28%);
  transition: opacity 220ms ease;
}

.machine-stage:hover {
  transform: translateY(-5px);
  border-color: rgba(47, 143, 87, 0.42);
  box-shadow: 0 28px 80px rgba(47, 143, 87, 0.18), 0 20px 64px rgba(0, 0, 0, 0.24);
}

.machine-stage:hover::after {
  opacity: 1;
}

.stage-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(186, 217, 197, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(186, 217, 197, 0.07) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), transparent 92%);
}

.bamboo-rails {
  position: absolute;
  inset: 13% 11% 15%;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.bamboo-rails span {
  position: relative;
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(118, 197, 108, 0.98), rgba(28, 129, 72, 0.95)),
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  opacity: 0.72;
  transition: transform 220ms ease, filter 220ms ease;
}

.bamboo-rails span::before {
  content: "";
  position: absolute;
  inset: 14% 42%;
  background: rgba(57, 41, 19, 0.22);
  border-radius: 999px;
}

.machine-stage:hover .bamboo-rails span {
  filter: saturate(1.18) brightness(1.08);
  transform: translateY(-8px);
}

.machine-stage:hover .bamboo-rails span:nth-child(2),
.machine-stage:hover .bamboo-rails span:nth-child(4) {
  transform: translateY(8px);
}

.machine-body {
  position: absolute;
  left: 50%;
  top: 48%;
  width: min(62%, 520px);
  height: 220px;
  transform: translate(-50%, -50%);
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(34, 49, 61, 0.98), rgba(15, 27, 38, 0.98));
  border: 1px solid rgba(186, 217, 197, 0.14);
  box-shadow: 0 26px 50px rgba(0, 0, 0, 0.32);
  transition: transform 220ms ease;
}

.machine-stage:hover .machine-body {
  transform: translate(-50%, -52%);
}

.machine-top {
  position: absolute;
  left: 14%;
  right: 14%;
  top: -26px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(180deg, #32475a, #1d2d39);
}

.machine-window {
  position: absolute;
  left: 10%;
  top: 24%;
  width: 38%;
  height: 52%;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(30, 156, 215, 0.22), rgba(8, 17, 27, 0.92));
  border: 1px solid rgba(30, 156, 215, 0.28);
}

.machine-feed {
  position: absolute;
  right: -18%;
  top: 50%;
  width: 28%;
  height: 18px;
  transform: translateY(-50%);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(30, 127, 65, 0.18), rgba(30, 156, 215, 0.9));
}

.machine-panel {
  position: absolute;
  right: 10%;
  bottom: 18px;
  display: flex;
  gap: 10px;
}

.machine-panel i {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--sky);
  box-shadow: 0 0 20px rgba(30, 156, 215, 0.42);
}

.data-card {
  position: absolute;
  min-width: 176px;
  padding: 16px 18px;
  background: rgba(9, 18, 28, 0.82);
  border: 1px solid rgba(186, 217, 197, 0.18);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.24);
}

.data-card strong {
  display: block;
  margin-bottom: 6px;
  font-size: 18px;
}

.data-card span {
  color: var(--muted);
  font-size: 14px;
}

.card-a {
  left: 8%;
  bottom: 10%;
}

.card-b {
  right: 8%;
  top: 12%;
}

.hero-metrics {
  position: relative;
  z-index: 1;
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 8px;
}

.hero-metrics div {
  padding: 18px 20px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(36, 92, 56, 0.12);
  box-shadow: 0 10px 24px rgba(36, 92, 56, 0.06);
}

.hero-metrics strong {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: clamp(54px, 8vw, 102px) clamp(20px, 6vw, 88px);
}

.premium-intro,
.process-section,
.product-showcase,
.trust-section {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.9)),
    linear-gradient(115deg, rgba(47, 143, 87, 0.05), transparent 34%),
    linear-gradient(245deg, rgba(41, 174, 232, 0.06), transparent 42%);
}

.intro {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: start;
  border-top: 1px solid rgba(36, 92, 56, 0.1);
  border-bottom: 1px solid rgba(36, 92, 56, 0.1);
  background: rgba(255, 255, 255, 0.82);
}

.section-head {
  max-width: 820px;
  margin-bottom: 28px;
}

.split-head {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
}

.split-head .lead {
  max-width: 520px;
}

.process-line {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.process-line article,
.console-feature,
.console-list article,
.solution-grid article,
.card,
.contact-panel,
.wechat-panel,
.featured-certificate,
.patent-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(36, 92, 56, 0.1);
  box-shadow: 0 18px 44px rgba(36, 92, 56, 0.08);
}

.process-line article,
.console-feature,
.console-list article,
.solution-grid article,
.card,
.hero-metrics div {
  position: relative;
  overflow: hidden;
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease, background 200ms ease;
}

.process-line article::after,
.console-feature::after,
.console-list article::after,
.solution-grid article::after,
.card::after,
.hero-metrics div::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  background:
    radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(30, 127, 65, 0.2), transparent 30%),
    linear-gradient(135deg, rgba(30, 127, 65, 0.08), rgba(30, 156, 215, 0.06));
  transition: opacity 200ms ease;
  pointer-events: none;
}

.process-line article:hover,
.console-feature:hover,
.console-list article:hover,
.solution-grid article:hover,
.card:hover,
.hero-metrics div:hover {
  transform: translateY(-6px);
  border-color: rgba(47, 143, 87, 0.34);
  box-shadow: 0 22px 54px rgba(47, 143, 87, 0.16);
  background: rgba(255, 255, 255, 0.96);
}

.process-line article:hover::after,
.console-feature:hover::after,
.console-list article:hover::after,
.solution-grid article:hover::after,
.card:hover::after,
.hero-metrics div:hover::after {
  opacity: 1;
}

.process-line article > *,
.console-feature > *,
.console-list article > *,
.solution-grid article > *,
.card > *,
.hero-metrics div > * {
  position: relative;
  z-index: 1;
}

.process-line article {
  min-height: 220px;
  padding: 22px;
}

.process-line span,
.console-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 30px;
  color: #ffffff;
  background: linear-gradient(135deg, #48a36b, #29aee8);
  font-weight: 800;
}

.product-console {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 18px;
}

.console-feature {
  padding: 28px;
  min-height: 420px;
}

.console-list {
  display: grid;
  gap: 18px;
}

.console-list article {
  min-height: 126px;
  padding: 22px 24px;
}

.console-list span {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--accent);
  font-weight: 800;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.tag-list span {
  padding: 7px 10px;
  color: #1478a8;
  background: linear-gradient(135deg, rgba(47, 143, 87, 0.08), rgba(41, 174, 232, 0.08));
  border: 1px solid rgba(41, 174, 232, 0.18);
  font-size: 14px;
}

.solution-band {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 24px;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(47, 143, 87, 0.12), rgba(41, 174, 232, 0.1)),
    rgba(255, 255, 255, 0.88);
}

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

.solution-grid article {
  min-height: 150px;
  padding: 20px;
}

.solution-grid strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

.card {
  min-height: 220px;
  padding: 24px;
}

.card.dark {
  background: linear-gradient(180deg, rgba(232, 243, 233, 0.96), rgba(255, 255, 255, 0.96));
}

.card span {
  display: block;
  margin-bottom: 34px;
  color: var(--accent);
  font-weight: 800;
}

.cta-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
  border-top: 1px solid rgba(186, 217, 197, 0.12);
  background: linear-gradient(135deg, rgba(30, 127, 65, 0.08), rgba(30, 156, 215, 0.08));
}

.footer {
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: 18px;
  padding: 38px clamp(20px, 6vw, 88px) 30px;
  color: var(--muted);
  border-top: 1px solid rgba(36, 92, 56, 0.1);
  background:
    linear-gradient(135deg, rgba(30, 127, 65, 0.08), rgba(30, 156, 215, 0.06)),
    rgba(241, 248, 239, 0.98);
}

.footer-main,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 24px;
  text-align: center;
}

.footer-main {
  color: #244634;
  font-size: 17px;
}

.footer-main strong {
  color: #143b27;
  font-size: 20px;
  font-weight: 800;
}

.footer-social {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 18px;
  color: #0f6f9a;
  background: rgba(30, 156, 215, 0.08);
  border: 1px solid rgba(30, 156, 215, 0.18);
  font-size: 16px;
  font-weight: 700;
}

.footer-social a:hover {
  color: var(--accent);
  border-color: rgba(30, 127, 65, 0.28);
  background: rgba(30, 127, 65, 0.08);
}

.footer-icp {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px 24px;
  width: min(100%, 980px);
  margin-top: 4px;
  padding-top: 18px;
  border-top: 1px solid rgba(36, 92, 56, 0.08);
  color: #385544;
  font-size: 16px;
  text-align: center;
}

.mps-beian {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.mps-beian img {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.page-hero {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(52px, 8vw, 96px) clamp(20px, 6vw, 88px);
  border-bottom: 1px solid rgba(36, 92, 56, 0.1);
  background:
    linear-gradient(120deg, rgba(30, 127, 65, 0.16), transparent 38%),
    linear-gradient(240deg, rgba(30, 156, 215, 0.12), transparent 44%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(232, 247, 251, 0.72));
}

.page-hero::before {
  content: "";
  position: absolute;
  right: clamp(20px, 6vw, 88px);
  top: 52px;
  bottom: 52px;
  width: min(38vw, 520px);
  background:
    linear-gradient(90deg, transparent 0 12%, rgba(86, 188, 93, 0.84) 12% 27%, transparent 27% 34%, rgba(62, 171, 83, 0.9) 34% 49%, transparent 49% 56%, rgba(75, 185, 98, 0.86) 56% 71%, transparent 71% 78%, rgba(45, 150, 78, 0.9) 78% 93%, transparent 93%),
    repeating-linear-gradient(180deg, transparent 0 84px, rgba(11, 82, 48, 0.34) 84px 90px, transparent 90px 132px),
    linear-gradient(145deg, rgba(14, 58, 42, 0.96), rgba(12, 44, 43, 0.96));
  border: 1px solid rgba(30, 127, 65, 0.22);
  box-shadow: 0 24px 58px rgba(18, 93, 53, 0.16);
  opacity: 0.92;
}

.page-hero > * {
  position: relative;
  z-index: 1;
  max-width: min(660px, 50vw);
}

.page-hero::after {
  content: "";
  display: block;
  width: min(220px, 48vw);
  height: 4px;
  margin-top: 28px;
  background: linear-gradient(90deg, var(--accent), var(--sky), transparent);
}

.lead {
  max-width: 780px;
}

.section.white {
  background: rgba(255, 255, 255, 0.86);
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.product-row,
.case-row {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1.25fr);
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid rgba(36, 92, 56, 0.1);
}

.product-row,
.case-row {
  background: rgba(255, 255, 255, 0.8);
  padding: 26px;
  margin-bottom: 16px;
  border: 1px solid rgba(36, 92, 56, 0.1);
  box-shadow: 0 16px 40px rgba(36, 92, 56, 0.06);
}

.product-row:first-child,
.case-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.featured-certificate {
  display: grid;
  grid-template-columns: minmax(420px, 1.18fr) minmax(280px, 0.82fr);
  gap: 24px;
  padding: 24px;
  align-items: center;
}

.featured-certificate-image {
  display: block;
  padding: 14px;
  background: rgba(255, 255, 255, 0.96);
}

.featured-certificate-image img {
  display: block;
  width: 100%;
  aspect-ratio: 1.414;
  object-fit: contain;
  background: #fffdf8;
}

.certificate-meta {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

.certificate-meta span {
  display: block;
  padding: 10px 12px;
  color: #1478a8;
  background: linear-gradient(135deg, rgba(47, 143, 87, 0.08), rgba(41, 174, 232, 0.08));
  border: 1px solid rgba(41, 174, 232, 0.16);
  font-weight: 700;
}

.patent-wall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.patent-card {
  display: grid;
  overflow: hidden;
}

.patent-image {
  display: grid;
  place-items: center;
  padding: 12px 12px 0;
  background: rgba(255, 255, 255, 0.04);
}

.patent-image img {
  display: block;
  width: min(100%, 220px);
  height: auto;
  background: #fffdf7;
  border: 1px solid rgba(186, 217, 197, 0.18);
}

.patent-info {
  padding: 12px 16px 16px;
}

.patent-info span {
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: 28px;
  align-items: start;
  padding: clamp(56px, 8vw, 104px) clamp(20px, 6vw, 88px);
}

.contact-panel {
  padding: 30px;
}

.contact-panel a {
  display: block;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: clamp(28px, 3.8vw, 44px);
  font-weight: 800;
  line-height: 1.1;
}

.map-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  gap: 24px;
}

.company-map {
  position: relative;
  display: block;
  min-height: 860px;
  overflow: hidden;
  background: rgba(47, 143, 87, 0.06);
  border: 1px solid rgba(36, 92, 56, 0.1);
}

.map-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  color: var(--muted);
  text-align: center;
  background: rgba(47, 143, 87, 0.06);
}

.map-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  padding: 30px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(36, 92, 56, 0.1);
}

.map-info .btn {
  width: fit-content;
}

.wechat-panel {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  padding: 30px;
}

.wechat-qr {
  display: block;
  aspect-ratio: 1;
  padding: 10px;
  background: rgba(255, 255, 255, 0.96);
}

.wechat-qr img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.wechat-placeholder {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  color: var(--accent);
  font-weight: 700;
  text-align: center;
  background: rgba(47, 143, 87, 0.08);
  border: 1px dashed rgba(47, 143, 87, 0.28);
}

.amap-info-window {
  padding: 2px 0;
  font-size: 14px;
  line-height: 1.7;
}

@media (max-width: 1100px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    min-height: 0;
    padding-block: 14px;
  }

  .header-main,
  .header-actions {
    width: 100%;
  }

  .nav {
    overflow-x: auto;
  }

  .nav a {
    min-height: 42px;
  }

  .header-actions {
    border-left: 0;
    border-top: 1px solid rgba(186, 217, 197, 0.12);
  }

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

  .footer-links {
    justify-content: flex-start;
  }

  .hero,
  .intro,
  .product-console,
  .solution-band,
  .contact,
  .map-shell,
  .contact-grid,
  .featured-certificate,
  .product-row,
  .case-row,
  .cta-section {
    grid-template-columns: 1fr;
  }

  .page-hero > * {
    max-width: 100%;
  }

  .page-hero::before {
    right: 18px;
    top: auto;
    bottom: 18px;
    width: min(72vw, 320px);
    height: 150px;
    opacity: 0.18;
  }

  .hero {
    min-height: auto;
  }

  .machine-stage {
    min-height: 420px;
    background:
      radial-gradient(circle at 75% 16%, rgba(41, 174, 232, 0.18), transparent 26%),
      linear-gradient(145deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.12)),
      linear-gradient(180deg, rgba(13, 32, 38, 0.98), rgba(17, 41, 34, 0.98));
  }

  .hero-metrics,
  .process-line,
  .grid,
  .grid.three,
  .grid.two {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .brand span {
    white-space: normal;
    line-height: 1.35;
  }

  .hero-actions,
  .cta-actions {
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .hero-metrics,
  .process-line,
  .grid,
  .grid.three,
  .grid.two,
  .solution-grid {
    grid-template-columns: 1fr;
  }

  .bamboo-rails {
    inset: 14% 8% 18%;
    gap: 10px;
  }

  .machine-body {
    width: 78%;
    height: 180px;
  }

  .data-card {
    min-width: 140px;
    padding: 14px 16px;
  }

  .card-a {
    left: 6%;
    bottom: 8%;
  }

  .card-b {
    right: 6%;
    top: 10%;
  }

  .company-map {
    min-height: 560px;
  }

  .wechat-panel {
    grid-template-columns: 1fr;
  }
}