:root {
  --ink: #13212c;
  --muted: #54646f;
  --paper: #f6f8f7;
  --panel: #ffffff;
  --line: #dce4e1;
  --brand: #0d746f;
  --brand-dark: #07534f;
  --accent: #de8d43;
  --soft: #e7f2ef;
  --shadow: 0 20px 50px rgba(19, 33, 44, 0.09);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.65;
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  color: var(--brand-dark);
}

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(220, 228, 225, 0.9);
  background: rgba(246, 248, 247, 0.9);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--brand);
  color: #fff;
  font-size: 18px;
  box-shadow: 0 8px 20px rgba(13, 116, 111, 0.22);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
  font-weight: 650;
}

.hero {
  overflow: hidden;
  padding: 94px 0 76px;
  background:
    radial-gradient(circle at 82% 16%, rgba(222, 141, 67, 0.16), transparent 23rem),
    linear-gradient(140deg, #f6f8f7 38%, #e7f2ef 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 60px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--brand);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(43px, 6vw, 76px);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(29px, 4vw, 46px);
  line-height: 1.15;
  letter-spacing: -0.025em;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.lead {
  max-width: 760px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 19px;
}

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

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid var(--brand);
  border-radius: 12px;
  background: var(--brand);
  color: #fff;
  font-weight: 750;
}

.button:hover {
  background: var(--brand-dark);
  color: #fff;
}

.button.secondary {
  background: transparent;
  color: var(--brand);
}

.hero-card {
  position: relative;
  min-height: 360px;
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: var(--shadow);
}

.hero-card::before {
  content: "";
  position: absolute;
  right: 24px;
  bottom: 24px;
  width: 110px;
  height: 110px;
  border: 26px solid rgba(13, 116, 111, 0.1);
  border-radius: 50%;
}

.metric {
  margin-bottom: 28px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.metric:last-child {
  border: 0;
}

.metric strong {
  display: block;
  margin-bottom: 5px;
  font-size: 22px;
}

.metric span,
.muted {
  color: var(--muted);
}

.section {
  padding: 84px 0;
}

.section.alt {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 42px;
}

.grid-3,
.grid-2 {
  display: grid;
  gap: 22px;
}

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

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

.card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
}

.card-number {
  display: inline-grid;
  width: 34px;
  height: 34px;
  margin-bottom: 22px;
  place-items: center;
  border-radius: 10px;
  background: var(--soft);
  color: var(--brand);
  font-size: 13px;
  font-weight: 800;
}

.card p:last-child,
.policy-copy p:last-child {
  margin-bottom: 0;
}

.company-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  padding: 44px;
  border-radius: 26px;
  background: var(--ink);
  color: #fff;
  box-shadow: var(--shadow);
}

.company-panel a {
  color: #8fd9d2;
}

.company-panel .muted {
  color: #b8c5cc;
}

.detail-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.detail-list li {
  padding: 15px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.detail-list li:last-child {
  border: 0;
}

.detail-list strong {
  display: block;
  margin-bottom: 3px;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.policy-hero {
  padding: 74px 0 52px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(140deg, #f6f8f7, #e7f2ef);
}

.policy-hero h1 {
  font-size: clamp(38px, 5vw, 62px);
}

.policy-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 56px;
  padding: 62px 0 88px;
}

.policy-nav {
  position: sticky;
  top: 100px;
  align-self: start;
  display: grid;
  gap: 10px;
}

.policy-nav a {
  padding: 9px 12px;
  border-left: 2px solid var(--line);
  color: var(--muted);
}

.policy-nav a:hover {
  border-color: var(--brand);
  color: var(--brand);
}

.policy-copy section {
  margin-bottom: 44px;
  scroll-margin-top: 105px;
}

.policy-copy h2 {
  font-size: 28px;
}

.policy-copy ul,
.policy-copy ol {
  padding-left: 22px;
}

.notice {
  padding: 20px 22px;
  border-left: 4px solid var(--accent);
  border-radius: 0 12px 12px 0;
  background: #fff5e9;
}

.site-footer {
  padding: 42px 0;
  border-top: 1px solid var(--line);
  background: #eef2f0;
  color: var(--muted);
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
}

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

@media (max-width: 840px) {
  .nav-links {
    display: none;
  }

  .hero-grid,
  .grid-3,
  .grid-2,
  .company-panel,
  .policy-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 68px;
  }

  .hero-card {
    min-height: 0;
  }

  .policy-nav {
    position: static;
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 520px) {
  .wrap {
    width: min(100% - 28px, 1120px);
  }

  h1 {
    font-size: 42px;
  }

  .section {
    padding: 62px 0;
  }

  .company-panel {
    padding: 28px;
  }

  .policy-nav {
    grid-template-columns: 1fr;
  }
}