:root {
  --ink: #14241f;
  --ink-soft: #4e6059;
  --paper: #f5f2e9;
  --paper-deep: #ebe5d6;
  --card: #fffdf7;
  --green: #0d6b50;
  --green-dark: #074634;
  --lime: #c8db68;
  --line: rgba(20, 36, 31, 0.16);
  --shadow: 0 22px 70px rgba(27, 49, 41, 0.12);
  --radius: 28px;
  --max: 1180px;
}

* { 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", system-ui, sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
img { max-width: 100%; }
.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--green-dark);
  color: white;
  border-radius: 10px;
}
.skip-link:focus { top: 16px; }
.container { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(245, 242, 233, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 800; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: var(--green-dark);
  color: var(--lime);
  border-radius: 12px 4px 12px 4px;
  font-family: Georgia, serif;
  font-size: 23px;
}
.brand-copy { display: grid; line-height: 1.12; }
.brand-copy small { margin-top: 5px; color: var(--ink-soft); font-size: 10px; letter-spacing: 0.13em; font-weight: 700; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { font-size: 14px; font-weight: 700; text-decoration: none; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--green); }
.nav-cta {
  padding: 10px 17px;
  border: 1px solid var(--green-dark);
  border-radius: 999px;
}
.menu-button { display: none; border: 0; background: transparent; font-size: 26px; color: var(--ink); }
.eyebrow { margin: 0 0 18px; color: var(--green); font-size: 12px; font-weight: 900; letter-spacing: 0.18em; text-transform: uppercase; }
.hero { overflow: hidden; padding: 88px 0 58px; }
.hero-grid { display: grid; grid-template-columns: 1.12fr 0.88fr; gap: 72px; align-items: center; }
.hero h1, .page-hero h1 {
  margin: 0;
  max-width: 780px;
  font-family: Georgia, "Noto Serif SC", serif;
  font-size: clamp(48px, 6.6vw, 92px);
  line-height: 1.03;
  letter-spacing: -0.055em;
  font-weight: 600;
}
.hero h1 span { color: var(--green); }
.hero-lead { max-width: 650px; margin: 28px 0 0; color: var(--ink-soft); font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--green-dark);
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
}
.button.primary { background: var(--green-dark); color: white; }
.button.primary:hover { background: var(--green); }
.button.secondary:hover { background: var(--paper-deep); }
.hero-panel {
  position: relative;
  min-height: 520px;
  padding: 34px;
  overflow: hidden;
  border-radius: 140px 28px 28px 28px;
  color: white;
  background: var(--green-dark);
  box-shadow: var(--shadow);
}
.hero-panel::before {
  content: "";
  position: absolute;
  inset: 12% -20% auto auto;
  width: 380px;
  aspect-ratio: 1;
  border: 1px solid rgba(200, 219, 104, 0.45);
  border-radius: 50%;
}
.hero-panel::after {
  content: "";
  position: absolute;
  right: 9%;
  bottom: 12%;
  width: 120px;
  height: 120px;
  border-radius: 16px 60px 16px 16px;
  background: var(--lime);
}
.panel-label { position: relative; z-index: 2; color: var(--lime); font-size: 12px; letter-spacing: 0.16em; font-weight: 900; }
.flow-list { position: relative; z-index: 2; display: grid; gap: 12px; margin-top: 92px; }
.flow-item { display: flex; align-items: center; gap: 14px; padding: 16px; border: 1px solid rgba(255,255,255,.16); border-radius: 16px; background: rgba(255,255,255,.06); }
.flow-index { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; color: var(--green-dark); background: var(--lime); font-weight: 900; }
.flow-item strong { display: block; }
.flow-item small { color: rgba(255,255,255,.68); }
.trust-bar { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; background: rgba(255,255,255,.32); }
.trust-item { padding: 23px; border-right: 1px solid var(--line); }
.trust-item:last-child { border: 0; }
.trust-item strong { display: block; font-size: 16px; }
.trust-item span { color: var(--ink-soft); font-size: 13px; }
.section { padding: 100px 0; }
.section.light { background: var(--card); }
.section-heading { display: grid; grid-template-columns: 0.68fr 1.32fr; gap: 72px; align-items: start; margin-bottom: 46px; }
.section-heading h2 { margin: 0; font-family: Georgia, "Noto Serif SC", serif; font-size: clamp(34px, 4.2vw, 58px); line-height: 1.08; letter-spacing: -0.04em; font-weight: 600; }
.section-heading p { margin: 6px 0 0; color: var(--ink-soft); font-size: 17px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card { min-height: 285px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); }
.feature-number { color: var(--green); font-size: 12px; font-weight: 900; letter-spacing: .14em; }
.feature-card h3 { margin: 56px 0 12px; font-size: 22px; line-height: 1.3; }
.feature-card p { margin: 0; color: var(--ink-soft); }
.feature-card.featured { color: white; background: var(--green-dark); }
.feature-card.featured .feature-number { color: var(--lime); }
.feature-card.featured p { color: rgba(255,255,255,.72); }
.data-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.data-visual { position: relative; min-height: 500px; padding: 36px; border-radius: 28px; background: var(--paper-deep); }
.data-stack { display: grid; gap: 14px; margin-top: 60px; }
.data-row { display: flex; justify-content: space-between; align-items: center; padding: 20px; background: var(--card); border: 1px solid var(--line); border-radius: 16px; }
.data-row b { color: var(--green); }
.data-copy h2 { margin: 0 0 24px; font-family: Georgia, "Noto Serif SC", serif; font-size: clamp(34px, 4.4vw, 58px); line-height: 1.08; letter-spacing: -.04em; font-weight: 600; }
.data-copy > p { color: var(--ink-soft); font-size: 17px; }
.check-list { display: grid; gap: 12px; margin: 26px 0 0; padding: 0; list-style: none; }
.check-list li { padding-left: 30px; position: relative; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--green); font-weight: 900; }
.price-card { display: grid; grid-template-columns: 1fr auto; gap: 48px; padding: 44px; color: white; border-radius: 32px; background: var(--green-dark); align-items: center; }
.price-card h2 { margin: 0 0 10px; font-family: Georgia, "Noto Serif SC", serif; font-size: 42px; font-weight: 600; }
.price-card p { margin: 0; color: rgba(255,255,255,.72); }
.price-note { text-align: right; }
.price-note strong { display: block; color: var(--lime); font-size: 24px; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; }
.company-facts { display: grid; gap: 0; border-top: 1px solid var(--line); }
.fact { display: grid; grid-template-columns: 150px 1fr; gap: 18px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.fact dt { color: var(--ink-soft); }
.fact dd { margin: 0; font-weight: 700; }
.contact-card { padding: 38px; color: white; background: var(--green-dark); border-radius: var(--radius); }
.contact-card h3 { margin: 0 0 14px; font-size: 30px; }
.contact-card p { color: rgba(255,255,255,.72); }
.contact-card a { color: var(--lime); font-weight: 800; }
.site-footer { padding: 48px 0 28px; color: rgba(255,255,255,.76); background: #0a211a; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 50px; }
.footer-grid h3 { margin: 0 0 12px; color: white; font-size: 15px; }
.footer-grid p { margin: 0; }
.footer-links { display: grid; gap: 8px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--lime); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 46px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.12); font-size: 12px; }
.page-hero { padding: 90px 0 58px; border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: clamp(46px, 6vw, 78px); }
.page-hero p { max-width: 740px; margin: 24px 0 0; color: var(--ink-soft); font-size: 18px; }
.legal { padding: 64px 0 100px; }
.legal-layout { display: grid; grid-template-columns: 250px 1fr; gap: 70px; }
.legal-nav { position: sticky; top: 110px; align-self: start; display: grid; gap: 10px; }
.legal-nav a { color: var(--ink-soft); text-decoration: none; font-size: 14px; }
.legal-nav a:hover { color: var(--green); }
.legal-content { max-width: 820px; }
.legal-content section { padding: 4px 0 38px; border-bottom: 1px solid var(--line); }
.legal-content h2 { margin: 0 0 16px; font-size: 26px; }
.legal-content h3 { margin: 24px 0 10px; font-size: 18px; }
.legal-content p, .legal-content li { color: var(--ink-soft); }
.legal-content ul { padding-left: 22px; }
.notice { padding: 20px; border-left: 4px solid var(--green); background: var(--paper-deep); }
.en { color: var(--ink-soft); font-size: .92em; }

@media (max-width: 900px) {
  .menu-button { display: block; }
  .nav-links { position: absolute; left: 20px; right: 20px; top: 70px; display: none; padding: 18px; background: var(--card); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); }
  .nav-links.open { display: grid; }
  .hero-grid, .section-heading, .data-layout, .about-grid, .legal-layout { grid-template-columns: 1fr; }
  .hero-panel { min-height: 420px; }
  .trust-bar { grid-template-columns: 1fr 1fr; }
  .trust-item:nth-child(2) { border-right: 0; }
  .trust-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .legal-nav { position: static; grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .hero { padding-top: 58px; }
  .hero-grid { gap: 38px; }
  .hero-panel { min-height: 390px; padding: 24px; border-radius: 88px 22px 22px 22px; }
  .flow-list { margin-top: 55px; }
  .section { padding: 72px 0; }
  .feature-grid, .footer-grid { grid-template-columns: 1fr; }
  .price-card { grid-template-columns: 1fr; padding: 30px; }
  .price-note { text-align: left; }
  .fact { grid-template-columns: 1fr; gap: 4px; }
  .footer-bottom { flex-direction: column; }
}

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