:root {
  --green: #2da247;
  --deep: #063d26;
  --deep-2: #082f22;
  --ink: #12342a;
  --muted: #65766f;
  --line: #dbe7df;
  --soft: #f4f8f2;
  --orange: #f28b22;
  --white: #ffffff;
  --shadow: 0 22px 60px rgba(8, 47, 34, 0.16);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  color: var(--ink);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
}

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  color: var(--green);
  border-bottom: 1px solid rgba(217, 229, 220, 0.86);
  backdrop-filter: blur(14px);
}

.nav-wrap,
.section-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.nav-wrap {
  height: 76px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.logo {
  display: inline-flex;
  align-items: center;
  width: 242px;
  height: 32px;
  overflow: hidden;
  flex: 0 0 242px;
}

.logo-crop {
  display: block;
  width: 242px;
  height: 32px;
  overflow: hidden;
}

.logo img {
  display: block;
  width: 242px;
  height: 32px;
  object-fit: contain;
  object-position: left center;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex: 1;
  font-size: 14px;
  font-weight: 700;
}

.nav-links a {
  position: relative;
  padding: 28px 0;
}

.nav-links a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 17px;
  width: 0;
  height: 3px;
  background: var(--green);
  transform: translateX(-50%);
  transition: width 0.2s ease;
}

.nav-links a:hover::after {
  width: 24px;
}

.primary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 24px;
  border-radius: 6px;
  border: 0;
  background: var(--green);
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(45, 162, 71, 0.24);
}

.primary-btn.orange {
  background: var(--orange);
  box-shadow: 0 10px 24px rgba(242, 139, 34, 0.26);
}

.nav-links .nav-cta {
  background: transparent;
  box-shadow: none;
  min-height: auto;
  padding: 28px 0;
  border-radius: 0;
}

.phone-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  white-space: nowrap;
  color: var(--deep);
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: transparent;
  color: var(--green);
}

.hero {
  min-height: 720px;
  position: relative;
  overflow: hidden;
  color: #fff;
  padding-top: 76px;
}

.hero-bg {
  position: absolute;
  inset: 76px 0 0;
  background:
    linear-gradient(90deg, rgba(3, 35, 20, 0.92) 0%, rgba(3, 35, 20, 0.68) 36%, rgba(3, 35, 20, 0.1) 78%),
    linear-gradient(180deg, rgba(2, 24, 14, 0.18), rgba(2, 24, 14, 0.28)),
    url("../assets/hero-field.png") center / cover no-repeat;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 140px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(244, 251, 246, 0.94));
}

.hero-network {
  position: absolute;
  inset: 76px 0 0;
  z-index: 1;
  pointer-events: none;
}

.hero-network svg {
  position: absolute;
  right: -3vw;
  bottom: 12%;
  width: min(760px, 64vw);
  min-width: 560px;
  opacity: 0.94;
}

.network-lines path,
.network-flow path {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.network-lines path {
  stroke: rgba(45, 162, 71, 0.72);
  stroke-width: 1.7;
}

.network-flow path {
  stroke: url("#flowLine");
  stroke-width: 4.6;
  stroke-dasharray: 86 470;
  animation: network-flow 2.6s linear infinite;
}

.network-flow path:nth-child(2) { animation-delay: -0.35s; }
.network-flow path:nth-child(3) { animation-delay: -0.7s; }
.network-flow path:nth-child(4) { animation-delay: -1.05s; }
.network-flow path:nth-child(5) { animation-delay: -1.4s; }
.network-flow path:nth-child(6) { animation-delay: -1.75s; }

.network-nodes circle {
  fill: #eaf6ed;
  opacity: 0.86;
  transform-box: fill-box;
  transform-origin: center;
  animation: node-pulse 2.8s ease-in-out infinite;
}

.network-nodes circle:nth-child(3n + 1) { animation-delay: -0.7s; }
.network-nodes circle:nth-child(3n + 2) { animation-delay: -1.4s; }

.hero-content {
  position: relative;
  z-index: 2;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 100px 0 0;
}

.hero-copy {
  max-width: 780px;
}

.hero h1 {
  margin: 0;
  font-family: "Songti SC", "SimSun", serif;
  font-size: clamp(46px, 4.8vw, 64px);
  line-height: 1.08;
  letter-spacing: 0;
  color: #fff;
  text-shadow: 0 4px 28px rgba(0, 0, 0, 0.25);
  white-space: nowrap;
}

.hero h1 span {
  color: var(--orange);
}

.hero-copy p {
  max-width: 580px;
  margin: 28px 0 0;
  color: #42584e;
  font-size: 18px;
  line-height: 1.9;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 30px 0 34px;
}

.trust-row span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(255, 255, 255, 0.92);
  font-weight: 700;
}

.trust-row svg {
  color: #ffe168;
}

.market-panel {
  margin-top: 58px;
  border-radius: 8px;
  padding: 24px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.panel-head,
.metrics,
.chart-row,
.join-layout,
.business-layout,
.map-layout,
.footer-inner {
  display: grid;
}

.panel-head {
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
}

.panel-head strong {
  font-size: 22px;
}

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

.metrics {
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 22px 0;
}

.metric strong {
  display: block;
  font-family: "DIN Alternate", "Arial Narrow", Arial, sans-serif;
  font-size: 32px;
  letter-spacing: 0;
}

.metric strong b {
  font: inherit;
}

.metric span {
  display: block;
  margin-top: 7px;
  color: var(--muted);
}

.metric em {
  display: inline-block;
  margin-top: 9px;
  color: #ffc46d;
  font-style: normal;
  font-weight: 800;
}

.chart-row {
  grid-template-columns: 1fr;
  margin-top: 10px;
}

.market-china-map {
  min-height: 260px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  background: linear-gradient(135deg, rgba(45, 162, 71, 0.09), rgba(45, 162, 71, 0.02));
  overflow: hidden;
}

.market-panel .metrics {
  margin-bottom: 0;
}

.line-chart {
  height: 120px;
  display: flex;
  align-items: end;
  gap: 10px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
}

.line-chart i {
  flex: 1;
  border-radius: 5px 5px 0 0;
  background: linear-gradient(#39cc68, rgba(57, 204, 104, 0.12));
}

.line-chart i:nth-child(1) { height: 28%; }
.line-chart i:nth-child(2) { height: 48%; }
.line-chart i:nth-child(3) { height: 38%; }
.line-chart i:nth-child(4) { height: 64%; }
.line-chart i:nth-child(5) { height: 82%; }
.line-chart i:nth-child(6) { height: 74%; }

.mini-map,
.china-map {
  position: relative;
  min-height: 130px;
  border-radius: 8px;
  background:
    radial-gradient(circle at 58% 42%, rgba(255, 194, 80, 0.42) 0 2px, transparent 3px),
    radial-gradient(circle at 40% 58%, rgba(255, 194, 80, 0.32) 0 2px, transparent 3px),
    linear-gradient(135deg, rgba(45, 162, 71, 0.5), rgba(6, 61, 38, 0.1));
  border: 1px solid rgba(255, 255, 255, 0.12);
  overflow: hidden;
}

.mini-map::before,
.china-map::before {
  content: "";
  position: absolute;
  inset: 22% 12% 14% 10%;
  background: rgba(45, 162, 71, 0.36);
  clip-path: polygon(8% 42%, 20% 22%, 36% 30%, 48% 16%, 64% 24%, 84% 38%, 92% 56%, 78% 76%, 55% 72%, 42% 86%, 26% 70%, 12% 66%);
}

.mini-map b {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #ffc46d;
  box-shadow: 0 0 14px #ffc46d;
}

.mini-map b:nth-child(3n) { left: 34%; top: 44%; }
.mini-map b:nth-child(3n + 1) { left: 58%; top: 36%; }
.mini-map b:nth-child(3n + 2) { left: 72%; top: 58%; }

.chart-row ul {
  margin: 0;
  padding: 0;
  list-style: none;
  color: rgba(255, 255, 255, 0.75);
  line-height: 2;
}

.section {
  padding: 88px 0;
}

.light {
  background: linear-gradient(180deg, #f7faf6, #fff);
}

.dark,
.map-section,
.footer {
  color: #fff;
  background:
    radial-gradient(circle at 50% 0%, rgba(45, 162, 71, 0.34), transparent 42%),
    linear-gradient(135deg, #073d27, #031e16);
}

.section-title {
  text-align: center;
  margin-bottom: 38px;
}

.section-title h2 {
  margin: 0;
  font-family: "Songti SC", "SimSun", serif;
  font-size: 38px;
  letter-spacing: 0;
  color: #063d26;
}

.section-title p {
  margin: 11px auto 0;
  max-width: 620px;
  color: var(--muted);
  font-size: 17px;
}

.platform-section .section-title p {
  max-width: none;
  white-space: nowrap;
}

.section-title.invert h2,
.section-title.invert p {
  color: #fff;
}

.section-title.invert p {
  opacity: 0.72;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}

.pain-card,
.model-card,
.support-grid article,
.fee-box,
.contact-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 14px 34px rgba(7, 61, 38, 0.08);
}

.pain-card {
  padding: 26px 18px;
  text-align: center;
}

.pain-card svg,
.model-card svg {
  color: var(--green);
}

.pain-card h3,
.model-card h3,
.fee-box h3 {
  margin: 16px 0 10px;
  font-size: 20px;
}

.pain-card p,
.model-card p,
.support-grid p,
.fee-box dd,
.breakthrough p,
.profit p {
  color: var(--muted);
  line-height: 1.75;
}

.breakthrough {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 34px;
  align-items: center;
  margin-top: 40px;
  padding: 34px;
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.trust-grid {
  display: grid;
  grid-template-columns: 1fr 220px 1fr;
  gap: 28px;
  align-items: center;
  margin-top: 40px;
}

.trust-panel {
  min-height: 250px;
  padding: 34px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--soft);
}

.trust-panel.buyer {
  background: #fff3e9;
  border-color: #f9d9bf;
}

.trust-panel h3 {
  margin: 0 0 18px;
  color: var(--deep);
  font-size: 23px;
}

.trust-panel ul {
  margin: 0;
  padding-left: 20px;
  color: var(--green);
  line-height: 2;
  font-weight: 700;
}

.trust-core {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  color: var(--green);
  background: radial-gradient(circle at top, #fff, #eaf6ed);
  border: 1px solid var(--line);
  clip-path: polygon(50% 0, 92% 24%, 82% 88%, 50% 100%, 18% 88%, 8% 24%);
}

.trust-core span {
  font-size: 34px;
  font-weight: 900;
}

.trust-core strong {
  color: var(--orange);
  font-size: 58px;
  line-height: 0.9;
}

.about-copy {
  margin-top: 42px;
  padding: 34px 42px;
  border-left: 8px solid var(--green);
  background: var(--soft);
  box-shadow: 0 18px 48px rgba(45, 162, 71, 0.08);
}

.about-copy h3 {
  margin: 0 0 12px;
  color: var(--deep);
  font-size: 30px;
}

.about-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.9;
}

.breakthrough h3 {
  margin: 0 0 10px;
  font-size: 26px;
  color: #063d26;
}

.breakthrough p {
  margin: 0;
  font-size: 16px;
}

.reports {
  display: grid;
  gap: 12px;
}

.reports span {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 16px;
  border-radius: 6px;
  background: #eef8f0;
  color: #0c5533;
  font-weight: 800;
}

.eco-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.1fr 0.85fr;
  gap: 34px;
  align-items: center;
}

.eco-copy h3 {
  margin: 0 0 14px;
  font-size: 26px;
}

.eco-copy p,
.eco-list p {
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.8;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.tag-cloud span {
  padding: 8px 12px;
  border-radius: 6px;
  color: #dff8e4;
  background: rgba(45, 162, 71, 0.18);
  border: 1px solid rgba(69, 214, 108, 0.22);
}

.eco-orbit {
  position: relative;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(69, 214, 108, 0.24);
  background:
    radial-gradient(circle, rgba(45, 162, 71, 0.28), rgba(45, 162, 71, 0.05) 46%, transparent 47%),
    repeating-radial-gradient(circle, rgba(255, 255, 255, 0.13) 0 1px, transparent 1px 44px);
}

.core {
  position: absolute;
  inset: 50%;
  width: 160px;
  height: 160px;
  display: grid;
  place-items: center;
  align-content: center;
  border-radius: 50%;
  background: rgba(45, 162, 71, 0.88);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 60px rgba(45, 162, 71, 0.45);
}

.core strong {
  font-family: "DIN Alternate", "Arial Narrow", Arial, sans-serif;
  font-size: 42px;
}

.core span {
  font-weight: 800;
}

.node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: #0b6b3e;
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-size: 13px;
  font-weight: 800;
}

.n1 { left: 43%; top: -3%; }
.n2 { right: 10%; top: 12%; }
.n3 { right: -3%; top: 43%; }
.n4 { right: 11%; bottom: 11%; }
.n5 { left: 43%; bottom: -3%; }
.n6 { left: 10%; bottom: 11%; }
.n7 { left: -3%; top: 43%; }
.n8 { left: 10%; top: 12%; }
.n9 { right: 21%; top: 72%; }

.eco-list p {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.eco-list svg {
  flex: 0 0 auto;
  color: #57dc75;
}

.platform-section {
  background:
    linear-gradient(135deg, rgba(45, 162, 71, 0.96), rgba(6, 61, 38, 0.98)),
    radial-gradient(circle at top right, rgba(45, 162, 71, 0.4), transparent 34%);
}

.platform-layout {
  display: grid;
  grid-template-columns: minmax(280px, 430px) 1fr;
  gap: clamp(34px, 6vw, 78px);
  align-items: center;
}

.pyramid {
  display: grid;
  justify-items: center;
  gap: 8px;
  perspective: 900px;
}

.pyramid-tier {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  height: 70px;
  border: 0;
  color: #fff;
  background: linear-gradient(135deg, #35b553, #1d8439);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.24);
  clip-path: polygon(10% 0, 90% 0, 100% 100%, 0 100%);
  font-family: inherit;
  cursor: pointer;
  opacity: 0;
  transform: translateX(-28px) rotateY(-12deg);
  animation: tier-enter 0.62s ease forwards;
  transition: filter 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.pyramid-tier:nth-child(2) { animation-delay: 0.08s; }
.pyramid-tier:nth-child(3) { animation-delay: 0.16s; }
.pyramid-tier:nth-child(4) { animation-delay: 0.24s; }
.pyramid-tier:nth-child(5) { animation-delay: 0.32s; }

.pyramid-tier:hover,
.pyramid-tier.is-active {
  filter: brightness(1.18);
  transform: translateX(12px) scale(1.03);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.28);
}

.pyramid-tier:not(.is-active) {
  filter: saturate(0.82) brightness(0.92);
  opacity: 0.82;
}

.pyramid-tier strong {
  font-size: 38px;
}

.pyramid-tier span {
  font-weight: 800;
}

.tier-9 { width: 42%; }
.tier-8a { width: 56%; }
.tier-8b { width: 70%; }
.tier-6a { width: 84%; }
.tier-6b { width: 100%; }

.ecosystem {
  display: grid;
  gap: 16px;
}

.ecosystem article {
  padding: 22px 24px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease, box-shadow 0.22s ease;
  animation: card-rise 0.55s ease both;
}

.ecosystem article:nth-child(2) { animation-delay: 0.08s; }
.ecosystem article:nth-child(3) { animation-delay: 0.16s; }
.ecosystem article:nth-child(4) { animation-delay: 0.24s; }
.ecosystem article:nth-child(5) { animation-delay: 0.32s; }

.ecosystem article:hover,
.ecosystem article.is-active {
  transform: translateX(12px);
  border-color: rgba(255, 225, 104, 0.62);
  background: rgba(255, 255, 255, 0.14);
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.16);
}

.ecosystem article:not(.is-active) {
  opacity: 0.68;
}

.sync-pulse {
  animation: sync-pulse 0.62s ease both;
}

.ecosystem h3 {
  margin: 0 0 8px;
  color: #eaf6ed;
  font-size: 20px;
}

.ecosystem p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.75;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.model-card {
  padding: 28px;
}

.business-layout {
  grid-template-columns: 0.8fr 1.2fr;
  gap: 22px;
  margin-top: 24px;
}

.fee-box {
  padding: 28px;
}

.fee-box h3 {
  margin-top: 0;
}

.fee-box dl {
  margin: 0;
}

.fee-box div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--line);
  padding: 18px 0;
}

.fee-box dt {
  font-weight: 800;
}

.fee-box dd {
  margin: 0;
  font-weight: 900;
  color: var(--green);
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.support-grid article {
  padding: 22px;
}

.support-grid span {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--orange);
  font-weight: 900;
}

.support-grid h4 {
  margin: 0 0 8px;
  font-size: 19px;
}

.support-grid p {
  margin: 0;
}

.profit {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 22px;
  align-items: center;
  margin-top: 24px;
  padding: 26px 30px;
  border-radius: 8px;
  background: #073d27;
  color: #fff;
}

.profit span {
  display: block;
  color: #ffc46d;
  font-weight: 800;
}

.profit strong {
  display: block;
  margin-top: 6px;
  font-family: "DIN Alternate", "Arial Narrow", Arial, sans-serif;
  font-size: 38px;
}

.profit p {
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
}

.center-action {
  text-align: center;
  margin-top: 28px;
}

.map-section {
  padding: 78px 0;
}

.map-layout {
  grid-template-columns: 0.8fr 1.2fr;
  gap: 46px;
  align-items: center;
}

.map-layout .section-title {
  text-align: left;
  margin-bottom: 26px;
}

.future-points p {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.8;
}

.future-points svg {
  color: #57dc75;
  flex: 0 0 auto;
}

.china-map {
  min-height: 420px;
  border-color: rgba(255, 255, 255, 0.16);
  background:
    linear-gradient(rgba(45, 162, 71, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45, 162, 71, 0.07) 1px, transparent 1px),
    radial-gradient(circle at 56% 44%, rgba(45, 162, 71, 0.38), transparent 42%);
  background-size: 34px 34px, 34px 34px, auto;
  display: grid;
  place-items: center;
}

.china-map::before,
.mini-map::before {
  display: none;
}

.china-map-asset {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: inherit;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.china-map-asset img {
  width: min(92%, 760px);
  height: auto;
  display: block;
  mix-blend-mode: screen;
  filter: saturate(1.14) contrast(1.06) drop-shadow(0 18px 48px rgba(36, 205, 103, 0.22));
}

.china-map-asset-market img {
  width: min(72%, 620px);
}

.map-pulse {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #ffc46d;
  box-shadow: 0 0 0 0 rgba(255, 196, 109, 0.7), 0 0 20px rgba(255, 196, 109, 0.9);
  animation: pulse-dot 2.2s ease-out infinite;
}

.p1 { left: 58%; top: 42%; }
.p2 { left: 66%; top: 52%; animation-delay: 0.35s; }
.p3 { left: 50%; top: 58%; animation-delay: 0.7s; }
.p4 { left: 43%; top: 48%; animation-delay: 1.05s; }
.p5 { left: 35%; top: 45%; animation-delay: 0.15s; }
.p6 { left: 48%; top: 36%; animation-delay: 0.5s; }
.p7 { left: 55%; top: 50%; animation-delay: 0.85s; }
.p8 { left: 62%; top: 61%; animation-delay: 1.2s; }
.p9 { left: 72%; top: 44%; animation-delay: 1.55s; }
.p10 { left: 69%; top: 34%; animation-delay: 1.9s; }
.p11 { left: 40%; top: 62%; animation-delay: 2.25s; }
.p12 { left: 53%; top: 68%; animation-delay: 2.6s; }
.p13 { left: 76%; top: 57%; animation-delay: 2.95s; }
.p14 { left: 46%; top: 54%; animation-delay: 3.3s; }

@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 rgba(255, 196, 109, 0.7), 0 0 20px rgba(255, 196, 109, 0.9); }
  70% { box-shadow: 0 0 0 18px rgba(255, 196, 109, 0), 0 0 20px rgba(255, 196, 109, 0.8); }
  100% { box-shadow: 0 0 0 0 rgba(255, 196, 109, 0), 0 0 20px rgba(255, 196, 109, 0.8); }
}

@keyframes tier-enter {
  to {
    opacity: 1;
    transform: translateX(0) rotateY(0);
  }
}

@keyframes card-rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes network-flow {
  to {
    stroke-dashoffset: -590;
  }
}

@keyframes node-pulse {
  0%,
  100% {
    opacity: 0.58;
    transform: scale(0.82);
  }
  45% {
    opacity: 1;
    transform: scale(1.22);
  }
}

@keyframes sync-pulse {
  0% { outline: 0 solid rgba(255, 225, 104, 0); }
  42% { outline: 6px solid rgba(255, 225, 104, 0.22); }
  100% { outline: 0 solid rgba(255, 225, 104, 0); }
}

.city {
  position: absolute;
  z-index: 1;
  transform: translate(-50%, -50%);
  padding-left: 16px;
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}

.city::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ffc46d;
  box-shadow: 0 0 18px #ffc46d;
  transform: translateY(-50%);
}

.c1 { left: 22%; top: 33%; }
.c2 { left: 38%; top: 42%; }
.c3 { left: 51%; top: 50%; }
.c4 { left: 48%; top: 63%; }
.c5 { left: 64%; top: 58%; }
.c6 { left: 61%; top: 48%; }
.c7 { left: 72%; top: 45%; }
.c8 { left: 76%; top: 60%; }
.c9 { left: 69%; top: 72%; }
.c10 { left: 76%; top: 26%; }
.c11 { left: 43%; top: 74%; }
.c12 { left: 69%; top: 36%; }

.join {
  padding: 76px 0;
  background: #fff;
}

.join-layout {
  grid-template-columns: 1.3fr 0.7fr;
  gap: 38px;
  align-items: start;
}

.join-copy h2 {
  margin: 0;
  font-family: "Songti SC", "SimSun", serif;
  font-size: 38px;
  color: #063d26;
}

.join-copy > p {
  color: var(--muted);
}

.join-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.join-form input,
.join-form select,
.join-form textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 14px;
  color: var(--ink);
  background: #fbfdfb;
}

.join-form textarea {
  grid-column: 1 / -1;
  min-height: 94px;
  padding-top: 14px;
  resize: vertical;
}

.join-form button {
  justify-self: start;
}

.form-ok {
  grid-column: 1 / -1;
  margin: 0;
  color: #0b7d3e;
  font-weight: 800;
}

.contact-box {
  padding: 28px;
}

.contact-box p {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin: 0 0 24px;
}

.contact-box svg {
  color: var(--green);
  flex: 0 0 auto;
}

.contact-box strong {
  display: block;
  font-size: 20px;
  color: #063d26;
}

.contact-box span {
  color: var(--muted);
}

.qr {
  width: 254px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: inset 0 0 0 1px var(--line), 0 12px 28px rgba(7, 61, 38, 0.12);
}

.logo-qr img {
  width: 226px;
  height: 30px;
  object-fit: contain;
  object-position: left center;
}

.footer {
  padding: 28px 0;
}

.footer-inner {
  grid-template-columns: auto 1fr auto;
  gap: 30px;
  align-items: center;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
  font-weight: 800;
}

.footer p {
  margin: 0;
  color: rgba(255, 255, 255, 0.7);
  text-align: right;
}

.floating-contact {
  position: fixed;
  right: 18px;
  bottom: 20px;
  z-index: 15;
  display: grid;
  gap: 8px;
}

.floating-contact a {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 6px;
  color: #fff;
  background: #073d27;
  box-shadow: 0 12px 30px rgba(7, 61, 38, 0.22);
  font-weight: 800;
}

.scroll-cue {
  position: absolute;
  left: 50%;
  bottom: -46px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green);
  transform: translateX(-50%);
}

@media (max-width: 980px) {
  .nav-wrap {
    height: 68px;
  }

  .site-header {
    background: rgba(255, 255, 255, 0.96);
  }

  .nav-links {
    position: fixed;
    inset: 68px 14px auto;
    display: none;
    padding: 20px;
    border-radius: 8px;
    color: var(--green);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: grid;
    justify-content: stretch;
    gap: 0;
  }

  .nav-links a {
    padding: 16px 4px;
  }

  .phone-link {
    margin-left: auto;
    font-size: 0;
  }

  .menu-button {
    display: grid;
    place-items: center;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    padding: 82px 0 52px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .market-panel,
  .breakthrough,
  .profit,
  .business-layout,
  .map-layout,
  .join-layout,
  .eco-layout,
  .platform-layout {
    grid-template-columns: 1fr;
  }

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

  .model-grid,
  .metrics,
  .chart-row {
    grid-template-columns: 1fr;
  }

  .eco-orbit {
    max-width: 420px;
    margin: 0 auto;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer .logo {
    justify-content: center;
  }

  .footer p {
    text-align: center;
  }
}

@media (max-width: 640px) {
  .nav-wrap,
  .section-inner,
  .hero-content {
    width: min(100% - 28px, 1180px);
  }

  .logo {
    width: 174px;
    height: 23px;
    flex-basis: 174px;
  }

  .logo-crop {
    width: 174px;
    height: 23px;
  }

  .logo img {
    width: 174px;
    height: 23px;
  }

  .platform-section .section-title p {
    white-space: normal;
  }

  .hero-bg {
    background:
      linear-gradient(90deg, rgba(3, 35, 20, 0.92), rgba(3, 35, 20, 0.52)),
      url("../assets/hero-field.png") center / cover no-repeat;
  }

  .hero h1 {
    font-size: clamp(26px, 7vw, 32px);
    max-width: none;
  }

  .hero-copy p,
  .section-title p {
    font-size: 15px;
  }

  .trust-row {
    gap: 12px;
  }

  .trust-row span {
    font-size: 14px;
  }

  .section {
    padding: 62px 0;
  }

  .section-title h2,
  .join-copy h2 {
    font-size: 31px;
  }

  .pain-grid,
  .support-grid,
  .join-form {
    grid-template-columns: 1fr;
  }

  .profit strong {
    font-size: 30px;
  }

  .china-map {
    min-height: 320px;
  }

  .city {
    font-size: 10px;
  }

  .floating-contact {
    left: 12px;
    right: 12px;
    grid-template-columns: 1fr 1fr;
  }

  .floating-contact a {
    justify-content: center;
    padding: 0 8px;
    font-size: 12px;
  }
}