:root {
  color-scheme: light;
  --paper: #f7f7f1;
  --card: #fffefa;
  --ink: #183c32;
  --muted: #586c62;
  --green: #174f42;
  --line: #dce5d9;
  --soft: #edf1e7;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-synthesis: none;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body { margin: 0; background: var(--paper); color: var(--ink); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-underline-offset: 5px; }
a:focus-visible { outline: 3px solid #bc811f; outline-offset: 5px; border-radius: 3px; }
p { margin: 0; line-height: 1.9; }
h1, h2, h3 { margin: 0; font-weight: 650; letter-spacing: -.035em; }
.page-shell { width: min(1120px, calc(100% - 80px)); margin-inline: auto; }
.skip-link { position: absolute; top: -100px; left: 16px; padding: 12px 18px; background: var(--green); color: white; z-index: 10; }
.skip-link:focus { top: 16px; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 106px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 24px; font-weight: 650; white-space: nowrap; }
.brand-mark { width: 40px; height: 40px; }
.brand-subtitle { margin-left: 9px; font-size: 14px; font-weight: 450; color: var(--muted); }
.site-header nav { display: flex; gap: 28px; font-size: 14px; }
.site-header nav a { padding-block: 12px; text-decoration: none; }
.site-header nav a:hover, .site-header nav a[aria-current="page"] { text-decoration: underline; }
.hero { display: grid; grid-template-columns: 1.15fr 1fr; align-items: center; gap: 70px; padding: 82px 0 88px; }
.eyebrow { color: var(--green); font-size: 12px; font-weight: 650; letter-spacing: .08em; }
.status-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 9px; background: #54816a; vertical-align: 1px; }
.hero h1 { margin-top: 22px; font-size: clamp(36px, 4.15vw, 52px); line-height: 1.4; }
.hero h1 span { color: #48735c; }
.hero-description { margin-top: 24px; max-width: 440px; color: var(--muted); font-size: 16px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin-top: 32px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 28px; min-height: 50px; padding: 12px 22px; border-radius: 9px; background: var(--green); color: #fffdf4; font-size: 14px; font-weight: 600; text-decoration: none; transition: background .15s; }
.button:hover { background: #246451; }
.text-link { display: inline-flex; align-items: center; gap: 12px; font-size: 14px; font-weight: 550; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.hero-note { margin-top: 28px; max-width: 430px; font-size: 12px; color: var(--muted); line-height: 1.8; }
.illustration { position: relative; overflow: hidden; min-width: 0; padding: 28px; border-radius: 120px 20px 20px 20px; background: linear-gradient(155deg, #133e35, #1d6050); color: #e5ecdc; }
.illustration-top, .illustration-bottom { display: flex; justify-content: space-between; gap: 16px; font-size: 10px; letter-spacing: .12em; }
.illustration-top { padding-top: 16px; padding-left: 24px; color: #b9d1bd; }
.illustration-bottom { padding-top: 18px; padding-bottom: 2px; color: #c6d8c9; }
.sail-illustration { display: block; width: 100%; height: auto; margin-top: 16px; }
.project-section { padding: 38px 0 72px; border-top: 1px solid var(--line); }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; margin-bottom: 30px; }
.section-heading h2, .next-section h2, .contact-section h2 { margin-top: 10px; font-size: 30px; line-height: 1.5; }
.section-heading > p { max-width: 390px; font-size: 14px; color: var(--muted); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { display: flex; flex-direction: column; align-items: flex-start; padding: 30px 26px; background: var(--card); border: 1px solid var(--line); border-radius: 14px; }
.feature-number { display: block; padding-bottom: 28px; font-size: 12px; font-weight: 650; color: #6a806b; font-variant-numeric: tabular-nums; }
.feature-card h3 { font-size: 20px; margin-bottom: 14px; }
.feature-card p { flex: 1; font-size: 14px; color: var(--muted); }
.feature-tag, .feature-link { margin-top: 26px; font-size: 12px; font-weight: 550; }
.feature-tag { padding: 5px 10px; background: var(--soft); border-radius: 5px; }
.feature-link { text-decoration: none; padding-block: 5px; }
.feature-link:hover { text-decoration: underline; }
.next-section { display: grid; grid-template-columns: 1fr 1.15fr; gap: 90px; padding: 40px 44px; border-radius: 16px; background: #eaf0e3; }
.next-section h2 { font-size: 32px; }
.next-copy p { font-size: 14px; color: #496050; }
.next-copy p + p { margin-top: 14px; }
.quiet-tag { display: inline-block; margin-top: 22px; color: #50654d; font-size: 12px; }
.contact-section { display: flex; align-items: center; justify-content: space-between; gap: 50px; padding: 74px 0; }
.contact-section h2 { font-size: 25px; }
.contact-section p:not(.eyebrow) { max-width: 550px; color: var(--muted); font-size: 14px; margin-top: 14px; }
.contact-link { display: grid; grid-template-columns: 1fr auto; gap: 8px 28px; min-width: 244px; padding: 24px 0; border-bottom: 1px solid #a6baa5; text-decoration: none; }
.contact-link > span:first-child { grid-column: 1 / -1; font-size: 12px; color: var(--muted); }
.contact-link strong { font-size: 17px; font-weight: 500; overflow-wrap: anywhere; }
.contact-link:hover strong { text-decoration: underline; }
.site-footer { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; padding: 26px 0 32px; border-top: 1px solid var(--line); font-size: 11px; color: var(--muted); }
.site-footer > :last-child { margin-left: auto; }
.site-footer a { text-decoration: none; padding-block: 4px; }
.site-footer a:hover { text-decoration: underline; }
.privacy-main { max-width: 800px; margin-inline: auto; padding: 64px 0; }
.privacy-heading h1 { margin-top: 12px; font-size: 42px; }
.privacy-date { margin-top: 16px; color: var(--muted); font-size: 13px; }
.privacy-summary { margin-top: 32px; padding: 24px 28px; border-left: 3px solid #638564; background: var(--soft); border-radius: 0 10px 10px 0; font-size: 15px; }
.privacy-content section { padding-top: 36px; }
.privacy-content h2 { display: flex; gap: 16px; align-items: baseline; font-size: 22px; line-height: 1.5; margin-bottom: 16px; }
.privacy-content h2 span { color: #6a806b; font-size: 12px; letter-spacing: .05em; font-weight: 500; }
.privacy-content p, .privacy-content ul { color: #40594c; font-size: 15px; line-height: 1.95; }
.privacy-content p + p { margin-top: 12px; }
.privacy-content ul { padding-left: 24px; }
.privacy-content li + li { margin-top: 12px; }
.privacy-content a { overflow-wrap: anywhere; }
.privacy-content code { padding: 2px 6px; border-radius: 4px; background: #e7ede2; font-size: .9em; }
.back-link { margin-top: 42px; padding-block: 12px; }
@media (max-width: 900px) {
  .page-shell { width: min(1120px, calc(100% - 48px)); }
  .hero { gap: 36px; padding-block: 60px; }
  .illustration { padding: 24px; border-top-left-radius: 85px; }
  .illustration-top { flex-direction: column; gap: 4px; }
  .illustration-bottom > :last-child { display: none; }
  .feature-card { padding: 26px 20px; }
  .next-section { padding: 34px; gap: 42px; }
  .contact-section { gap: 28px; }
}
@media (max-width: 680px) {
  .page-shell { width: calc(100% - 40px); }
  .site-header { min-height: 86px; gap: 12px; }
  .brand { gap: 6px; font-size: 21px; }
  .brand-mark { width: 32px; height: 32px; }
  .brand-subtitle { display: none; }
  .site-header nav { gap: 18px; font-size: 13px; }
  .hero { grid-template-columns: 1fr; gap: 36px; padding: 44px 0 46px; }
  .hero h1 { font-size: clamp(32px, 8.8vw, 45px); }
  .hero-description { font-size: 15px; }
  .hero-actions { gap: 20px; margin-top: 28px; }
  .hero-note { max-width: 100%; }
  .illustration { width: 100%; max-width: 440px; justify-self: center; padding: 24px; border-top-left-radius: 90px; }
  .illustration-top { flex-direction: row; padding-left: 30px; }
  .illustration-bottom > :last-child { display: block; }
  .sail-illustration { max-width: 310px; margin-inline: auto; }
  .section-heading { display: block; margin-bottom: 22px; }
  .section-heading h2 { font-size: 27px; }
  .section-heading > p { margin-top: 16px; max-width: 100%; }
  .feature-grid { grid-template-columns: 1fr; gap: 12px; }
  .feature-card { padding: 26px; }
  .feature-number { padding-bottom: 16px; }
  .feature-tag, .feature-link { margin-top: 20px; }
  .project-section { padding-bottom: 42px; }
  .next-section { grid-template-columns: 1fr; gap: 24px; padding: 30px 26px; }
  .next-section h2 { font-size: 29px; }
  .contact-section { flex-direction: column; align-items: stretch; padding-block: 46px; gap: 16px; }
  .contact-section h2 { font-size: 23px; }
  .contact-link { min-width: 0; }
  .site-footer { gap: 10px 22px; font-size: 11px; }
  .site-footer > :last-child { width: 100%; margin-left: 0; }
  .privacy-main { padding: 42px 0; }
  .privacy-heading h1 { font-size: 36px; }
  .privacy-summary { padding: 20px; font-size: 14px; }
  .privacy-content h2 { font-size: 20px; gap: 12px; }
  .privacy-content p, .privacy-content ul { font-size: 14px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}