:root {
  --bg: #eef7f9;
  --paper: #ffffff;
  --ink: #101827;
  --muted: #5d6878;
  --soft: #edf5f8;
  --line: rgba(16, 24, 39, 0.1);
  --blue: #1477ff;
  --cyan: #12c6d3;
  --green: #30c980;
  --orange: #ff8a1f;
  --shadow: 0 24px 70px rgba(19, 91, 139, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 1180px;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 10%, rgba(48, 201, 128, 0.22), transparent 26%),
    radial-gradient(circle at 88% 8%, rgba(18, 198, 211, 0.24), transparent 28%),
    linear-gradient(180deg, #eaf9fb 0%, #f8fbff 44%, #eef7f9 100%);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  line-height: 1.7;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(238, 247, 249, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: 1120px;
  height: 78px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.04em;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 14px 30px rgba(20, 119, 255, 0.25);
}

.brand strong {
  display: block;
  font-size: 20px;
  letter-spacing: 0.08em;
}

.brand small {
  display: block;
  margin-top: -4px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  color: var(--muted);
  font-size: 14px;
}

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

.hero {
  width: 1120px;
  min-height: 720px;
  margin: 0 auto;
  padding: 92px 0 74px;
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  gap: 72px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.hero h1,
.section h2 {
  margin: 0;
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.hero h1 {
  max-width: 660px;
  font-size: 68px;
  font-weight: 900;
}

.hero-text {
  width: 600px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  margin-top: 34px;
  display: flex;
  gap: 16px;
}

.button {
  height: 52px;
  padding: 0 26px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 18px 38px rgba(20, 119, 255, 0.28);
}

.button.ghost {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(20, 119, 255, 0.12);
}

.hero-metrics {
  margin: 42px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.hero-metrics div {
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 40px rgba(19, 91, 139, 0.08);
}

.hero-metrics dt {
  font-weight: 900;
}

.hero-metrics dd {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.hero-panel {
  position: relative;
  min-height: 560px;
}

.map-card {
  position: absolute;
  inset: 18px 0 0 22px;
  padding: 26px;
  border-radius: 38px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.map-card::before {
  content: "";
  position: absolute;
  inset: 84px 26px 134px;
  border-radius: 28px;
  background:
    linear-gradient(90deg, rgba(20, 119, 255, 0.12) 1px, transparent 1px),
    linear-gradient(rgba(20, 119, 255, 0.12) 1px, transparent 1px),
    radial-gradient(circle at 24% 22%, rgba(48, 201, 128, 0.34), transparent 20%),
    radial-gradient(circle at 74% 68%, rgba(255, 138, 31, 0.22), transparent 22%),
    #eef8fb;
  background-size: 44px 44px, 44px 44px, auto, auto, auto;
}

.map-top {
  position: relative;
  z-index: 1;
  height: 48px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.map-top span {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 8px rgba(48, 201, 128, 0.14);
}

.map-top b {
  font-size: 18px;
}

.map-grid {
  position: relative;
  z-index: 1;
  height: 350px;
}

.route-line {
  position: absolute;
  left: 82px;
  top: 210px;
  width: 310px;
  height: 16px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transform: rotate(-34deg);
  box-shadow: 0 10px 24px rgba(20, 119, 255, 0.28);
}

.pin {
  position: absolute;
  width: 30px;
  height: 30px;
  border-radius: 50% 50% 50% 8px;
  transform: rotate(-45deg);
  border: 4px solid #fff;
  box-shadow: 0 10px 24px rgba(16, 24, 39, 0.18);
}

.pin::after {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 50%;
  background: #fff;
}

.pin.start {
  left: 84px;
  top: 250px;
  background: var(--blue);
}

.pin.end {
  right: 78px;
  top: 84px;
  background: var(--green);
}

.pin.waypoint {
  left: 250px;
  top: 168px;
  background: var(--orange);
}

.route-summary {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.route-summary div {
  padding: 18px;
  border-radius: 22px;
  background: #f5f9fc;
}

.route-summary small {
  color: var(--muted);
}

.route-summary strong {
  display: block;
  margin-top: 4px;
  font-size: 19px;
}

.floating-card {
  position: absolute;
  z-index: 3;
  width: 176px;
  padding: 18px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.95);
  box-shadow: 0 24px 54px rgba(19, 91, 139, 0.18);
}

.floating-card b,
.floating-card span {
  display: block;
}

.floating-card span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
}

.card-a {
  left: 0;
  top: 0;
}

.card-b {
  right: -8px;
  bottom: 56px;
}

.section {
  width: 1120px;
  margin: 0 auto;
  padding: 86px 0;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 38px;
}

.section h2 {
  font-size: 42px;
  font-weight: 900;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.feature-card {
  min-height: 278px;
  padding: 26px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(255, 255, 255, 0.88);
  box-shadow: 0 18px 48px rgba(19, 91, 139, 0.1);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 900;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.feature-card h3 {
  margin: 24px 0 10px;
  font-size: 22px;
  line-height: 1.28;
}

.feature-card p,
.split p,
.member-card p {
  color: var(--muted);
  margin: 0;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 58px;
  align-items: center;
}

.community-board {
  display: grid;
  gap: 16px;
}

.community-board article {
  padding: 26px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 36px rgba(19, 91, 139, 0.08);
}

.community-board b {
  display: block;
  font-size: 22px;
}

.community-board span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
}

.member-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 54px;
  padding: 46px;
  border-radius: 38px;
  color: #fff;
  background:
    radial-gradient(circle at 88% 16%, rgba(48, 201, 128, 0.7), transparent 28%),
    linear-gradient(135deg, #1071f0, #12c2d2);
  box-shadow: 0 28px 70px rgba(20, 119, 255, 0.24);
}

.member-card .eyebrow,
.member-card p,
.member-card h2 {
  color: #fff;
}

.member-card p {
  opacity: 0.86;
}

.benefits {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.benefits li {
  padding: 18px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-weight: 700;
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.doc-grid a {
  padding: 30px;
  border-radius: 30px;
  background: #fff;
  border: 1px solid rgba(20, 119, 255, 0.12);
  box-shadow: 0 18px 48px rgba(19, 91, 139, 0.1);
}

.doc-grid strong {
  display: block;
  font-size: 24px;
}

.doc-grid span {
  display: block;
  margin-top: 10px;
  color: var(--muted);
}

.footer {
  width: 1120px;
  margin: 0 auto;
  padding: 42px 0 58px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
}

.footer a {
  color: var(--blue);
}

.footer-links {
  margin-left: auto;
  display: flex;
  gap: 18px;
}

.legal-page {
  background: #f6fbff;
}

.legal-shell {
  width: 980px;
  margin: 0 auto;
  padding: 64px 0 80px;
}

.legal-card {
  padding: 54px 64px;
  border-radius: 34px;
  background: #fff;
  border: 1px solid rgba(20, 119, 255, 0.12);
  box-shadow: 0 20px 60px rgba(19, 91, 139, 0.12);
}

.legal-card h1 {
  margin: 0;
  font-size: 42px;
  line-height: 1.16;
}

.legal-meta {
  margin: 14px 0 34px;
  color: var(--muted);
}

.legal-card h2 {
  margin: 34px 0 12px;
  font-size: 22px;
}

.legal-card p,
.legal-card li {
  color: #3d4756;
}

.legal-card ul {
  margin: 0;
  padding-left: 22px;
}