:root {
  color-scheme: light;
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: #173a33;
  background: #f5f1e7;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-width: 320px;
  max-width: 100%;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 8% 4%, rgba(242, 193, 79, 0.18), transparent 31rem),
    #f5f1e7;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  color: #fff;
  background: #0a5948;
  border-radius: 8px;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.shell {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid rgba(10, 89, 72, 0.12);
  background: rgba(250, 248, 242, 0.86);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  color: #f7c957;
  background: #0a5948;
  border-radius: 14px 14px 14px 5px;
  box-shadow: 0 10px 24px rgba(10, 89, 72, 0.2);
}

.brand-mark svg {
  width: 33px;
  fill: none;
  stroke: currentColor;
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 21px;
  letter-spacing: 0.1em;
}

.brand small {
  margin-top: 2px;
  color: #63776f;
  font-size: 12px;
}

.header-link {
  padding: 10px 17px;
  border: 1px solid rgba(10, 89, 72, 0.22);
  border-radius: 999px;
  color: #0a5948;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.header-link:hover,
.header-link:focus-visible {
  border-color: #0a5948;
  background: rgba(10, 89, 72, 0.06);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 98px;
}

.hero::after {
  content: "";
  position: absolute;
  right: -180px;
  bottom: -260px;
  width: 660px;
  height: 660px;
  border: 110px solid rgba(10, 89, 72, 0.055);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(470px, 1.08fr);
  align-items: center;
  gap: 72px;
}

.hero-copy,
.route-card {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 18px;
  color: #a36a05;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  color: #113b33;
  font-family: "STZhongsong", "Songti SC", serif;
  font-size: clamp(46px, 5.5vw, 76px);
  font-weight: 700;
  line-height: 1.14;
  letter-spacing: -0.045em;
}

.hero h1 span {
  color: #0a705d;
}

.hero-line {
  display: inline;
}

.hero-lead {
  max-width: 610px;
  margin: 28px 0 0;
  color: #526861;
  font-size: 18px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.primary-action,
.secondary-action {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.primary-action {
  color: #fff;
  background: #0a5948;
  box-shadow: 0 12px 24px rgba(10, 89, 72, 0.2);
}

.secondary-action {
  border: 1px solid rgba(10, 89, 72, 0.2);
  color: #0a5948;
  background: rgba(255, 255, 255, 0.58);
}

.primary-action:hover,
.primary-action:focus-visible,
.secondary-action:hover,
.secondary-action:focus-visible {
  transform: translateY(-2px);
}

.primary-action:hover,
.primary-action:focus-visible {
  box-shadow: 0 16px 30px rgba(10, 89, 72, 0.26);
}

.secondary-action:hover,
.secondary-action:focus-visible {
  background: #fff;
}

.access-note {
  margin: 18px 0 0;
  color: #74857e;
  font-size: 13px;
}

.route-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 28px;
  background: #123f36;
  box-shadow: 0 30px 80px rgba(24, 57, 50, 0.22);
}

.route-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 34px 34px;
  pointer-events: none;
}

.route-card__head {
  position: relative;
  z-index: 1;
  min-height: 67px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 25px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  font-weight: 700;
}

.status {
  color: #d8eee8;
  font-size: 12px;
  font-weight: 600;
}

.status i {
  width: 8px;
  height: 8px;
  display: inline-block;
  margin-right: 6px;
  border-radius: 50%;
  background: #71d0a8;
  box-shadow: 0 0 0 5px rgba(113, 208, 168, 0.12);
}

.route-map {
  position: relative;
  min-height: 350px;
}

.route-map svg {
  width: 100%;
  height: 350px;
  display: block;
}

.map-road {
  fill: none;
  stroke: rgba(229, 241, 237, 0.13);
  stroke-width: 22;
}

.road-two {
  stroke-width: 12;
}

.route-line {
  fill: none;
  stroke: url(#route);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 4 12;
}

.route-dot {
  fill: #f7c957;
  stroke: #123f36;
  stroke-width: 5;
}

.dot-two {
  fill: #e9f2ee;
}

.dot-three {
  fill: #71d0a8;
}

.route-ring {
  fill: none;
  stroke: rgba(113, 208, 168, 0.42);
  stroke-width: 3;
}

.map-label {
  position: absolute;
  padding: 7px 10px;
  color: #e9f4f0;
  background: rgba(4, 34, 28, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  font-size: 12px;
  backdrop-filter: blur(8px);
}

.label-one {
  left: 6%;
  bottom: 12%;
}

.label-two {
  left: 36%;
  top: 34%;
}

.label-three {
  right: 4%;
  bottom: 18%;
}

.route-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.route-stats div {
  padding: 19px 12px 21px;
  text-align: center;
}

.route-stats div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.route-stats strong,
.route-stats span {
  display: block;
}

.route-stats strong {
  color: #f7c957;
  font-size: 18px;
}

.route-stats span {
  margin-top: 4px;
  color: #abc9c1;
  font-size: 12px;
}

.platform-section {
  padding: 94px 0 106px;
  color: #eaf4f1;
  background: #0b4338;
}

.section-heading {
  max-width: 720px;
}

.section-heading .eyebrow {
  color: #f7c957;
}

.section-heading h2,
.access-panel h2 {
  margin: 0;
  font-family: "STZhongsong", "Songti SC", serif;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.section-heading > p:last-child {
  margin: 20px 0 0;
  color: #b5cec7;
  font-size: 17px;
  line-height: 1.8;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
}

.feature-card {
  min-height: 245px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
}

.feature-index {
  color: #f7c957;
  font-family: Georgia, serif;
  font-size: 13px;
}

.feature-card h3 {
  margin: 50px 0 12px;
  color: #fff;
  font-size: 20px;
}

.feature-card p {
  margin: 0;
  color: #abc4bd;
  font-size: 14px;
  line-height: 1.8;
}

.access-section {
  padding: 88px 0;
}

.access-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
  gap: 72px;
  align-items: center;
  padding: 50px 54px;
  border: 1px solid rgba(10, 89, 72, 0.13);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.58);
  box-shadow: 0 22px 60px rgba(57, 74, 68, 0.08);
}

.access-panel > p {
  margin: 0;
  color: #556b64;
  font-size: 17px;
  line-height: 1.9;
}

.site-footer {
  color: #dce9e5;
  background: #082f28;
}

.footer-inner {
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.footer-inner strong {
  color: #fff;
  font-size: 16px;
}

.footer-inner p {
  margin: 7px 0 0;
  color: #91aca4;
  font-size: 13px;
}

.footer-meta {
  display: flex;
  align-items: flex-end;
  flex-direction: column;
  gap: 9px;
  color: #91aca4;
  font-size: 12px;
}

.footer-meta a {
  color: #d8e9e4;
  text-underline-offset: 4px;
}

.footer-meta a:hover,
.footer-meta a:focus-visible {
  color: #f7c957;
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 54px;
  }

  .route-card {
    width: min(680px, 100%);
  }

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

@media (max-width: 680px) {
  .shell {
    width: auto;
    margin-right: 14px;
    margin-left: 14px;
  }

  .header-inner {
    min-height: 68px;
  }

  .brand small,
  .header-link {
    display: none;
  }

  .brand-mark {
    width: 42px;
    height: 42px;
  }

  .hero {
    padding: 64px 0 72px;
  }

  .hero-grid {
    display: block;
  }

  .hero-copy,
  .hero-copy > *,
  .route-card {
    max-width: 100%;
  }

  .hero h1 {
    font-size: clamp(37px, 11.2vw, 48px);
    overflow-wrap: anywhere;
    word-break: normal;
  }

  .hero-line {
    display: block;
  }

  .hero-lead {
    font-size: 16px;
    overflow-wrap: anywhere;
    word-break: break-all;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .route-card {
    width: 100%;
    margin-top: 54px;
    border-radius: 20px;
  }

  .route-map,
  .route-map svg {
    min-height: 270px;
    height: 270px;
  }

  .map-label {
    font-size: 10px;
  }

  .platform-section {
    padding: 72px 0 78px;
  }

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

  .feature-card {
    min-height: auto;
  }

  .feature-card h3 {
    margin-top: 30px;
  }

  .access-section {
    padding: 62px 0;
  }

  .access-panel {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 32px 24px;
  }

  .footer-inner {
    min-height: 190px;
    align-items: flex-start;
    justify-content: center;
    flex-direction: column;
  }

  .footer-meta {
    align-items: flex-start;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}