:root {
  --ink: #17352d;
  --muted: #60716b;
  --paper: #f7f4ec;
  --paper-strong: #fffdf8;
  --forest: #174c3c;
  --forest-deep: #0d3329;
  --moss: #5b765b;
  --gold: #d99b45;
  --line: rgba(23, 53, 45, 0.13);
  --shadow: 0 24px 70px rgba(18, 50, 40, 0.14);
  --radius: 28px;
  --max: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 7% 4%, rgba(217, 155, 69, 0.12), transparent 27rem),
    var(--paper);
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

img { display: block; max-width: 100%; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(13, 51, 41, 0.93);
  color: white;
  backdrop-filter: blur(18px);
}

.nav {
  width: min(calc(100% - 40px), var(--max));
  min-height: 72px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-size: 20px;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.brand img { width: 40px; height: 40px; border-radius: 12px; }

.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { color: rgba(255,255,255,.78); text-decoration: none; font-size: 14px; }
.nav-links a:hover { color: white; }

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  transition: .2s ease;
}

.nav-cta { min-height: 40px; padding: 0 17px; color: var(--forest-deep) !important; background: #f0b45f; }
.button-primary { color: white; background: var(--forest); box-shadow: 0 12px 30px rgba(23, 76, 60, .24); }
.button-secondary { border-color: var(--line); background: rgba(255,255,255,.72); }
.button:hover, .nav-cta:hover { transform: translateY(-2px); }

.hero {
  min-height: 760px;
  color: white;
  background:
    linear-gradient(90deg, rgba(8, 35, 28, .94) 0%, rgba(8, 35, 28, .76) 47%, rgba(8,35,28,.16) 78%),
    url("assets/hero-camping.png") center 42% / cover;
  display: grid;
  align-items: center;
}

.hero-inner {
  width: min(calc(100% - 40px), var(--max));
  margin: auto;
  padding: 96px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; }

h1, h2, h3 { line-height: 1.2; }
.hero h1 { max-width: 720px; margin: 0; font-size: clamp(50px, 7vw, 88px); letter-spacing: -.055em; }
.hero-copy { max-width: 590px; margin: 25px 0 0; color: rgba(255,255,255,.78); font-size: 19px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero .button-primary { color: var(--forest-deep); background: #f0b45f; }
.hero .button-secondary { color: white; border-color: rgba(255,255,255,.25); background: rgba(255,255,255,.08); }
.hero-note { margin-top: 28px; color: rgba(255,255,255,.55); font-size: 13px; }

.section { width: min(calc(100% - 40px), var(--max)); margin: auto; padding: 110px 0; }
.section-kicker { margin: 0 0 10px; color: var(--gold); font-size: 13px; font-weight: 800; letter-spacing: .16em; }
.section h2 { max-width: 760px; margin: 0; font-size: clamp(36px, 5vw, 60px); letter-spacing: -.045em; }
.section-lead { max-width: 670px; margin: 22px 0 0; color: var(--muted); font-size: 18px; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 48px; }
.feature-card {
  min-height: 300px;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,253,248,.82);
}
.feature-number { color: var(--gold); font: 700 13px/1 ui-monospace, monospace; }
.feature-card h3 { margin: 86px 0 10px; font-size: 25px; }
.feature-card p { margin: 0; color: var(--muted); }

.product-stage {
  overflow: hidden;
  padding: 80px 30px 0;
  border-radius: 42px;
  background: var(--forest-deep);
  color: white;
}
.product-stage-copy { max-width: 700px; margin: auto; text-align: center; }
.product-stage h2 { margin-inline: auto; }
.product-stage .section-lead { margin-inline: auto; color: rgba(255,255,255,.68); }
.phones { display: flex; justify-content: center; align-items: flex-end; gap: 22px; margin: 54px auto -120px; }
.phone { width: min(27vw, 300px); padding: 10px; border-radius: 38px; background: #071d18; box-shadow: 0 28px 80px rgba(0,0,0,.44); }
.phone img { width: 100%; border-radius: 29px; }
.phone:nth-child(2) { transform: translateY(-42px); }

.privacy-section { display: grid; grid-template-columns: 1.05fr .95fr; gap: 76px; align-items: center; }
.privacy-list { display: grid; gap: 14px; margin-top: 34px; }
.privacy-item { display: grid; grid-template-columns: 42px 1fr; gap: 15px; align-items: start; }
.privacy-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 14px; background: #e8ecdf; font-weight: 800; }
.privacy-item h3 { margin: 2px 0 4px; font-size: 18px; }
.privacy-item p { margin: 0; color: var(--muted); font-size: 15px; }
.privacy-art { position: relative; min-height: 560px; border-radius: 36px; background: #dfe7d9; overflow: hidden; }
.privacy-art .phone { position: absolute; width: 290px; left: 50%; bottom: -58px; transform: translateX(-50%) rotate(2deg); }

.quote-band { padding: 100px 20px; color: white; text-align: center; background: var(--forest); }
.quote-band blockquote { max-width: 900px; margin: 0 auto; font-size: clamp(33px, 5vw, 60px); font-weight: 750; line-height: 1.28; letter-spacing: -.04em; }
.quote-band p { margin: 22px 0 0; color: rgba(255,255,255,.63); }

.support-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 42px; }
.support-card { padding: 32px; border-radius: 24px; border: 1px solid var(--line); background: var(--paper-strong); text-decoration: none; }
.support-card h3 { margin: 0 0 8px; font-size: 22px; }
.support-card p { margin: 0; color: var(--muted); }
.support-card span { display: inline-block; margin-top: 26px; color: var(--forest); font-weight: 750; }

.site-footer { color: rgba(255,255,255,.68); background: #09271f; }
.footer-inner { width: min(calc(100% - 40px), var(--max)); margin: auto; padding: 56px 0 34px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.footer-brand { color: white; font-size: 22px; font-weight: 750; }
.footer-top h3 { margin: 0 0 12px; color: white; font-size: 14px; }
.footer-top a { display: block; margin: 7px 0; color: inherit; text-decoration: none; font-size: 14px; }
.footer-top a:hover { color: white; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 30px; margin-top: 42px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); font-size: 12px; }
.filing-link { text-decoration: none; }

.legal-hero { padding: 78px 20px 60px; color: white; background: var(--forest-deep); }
.legal-hero-inner { width: min(100%, 840px); margin: auto; }
.legal-hero h1 { margin: 0; font-size: clamp(38px, 6vw, 62px); letter-spacing: -.04em; }
.legal-hero p { margin: 16px 0 0; color: rgba(255,255,255,.65); }
.legal-main { width: min(calc(100% - 40px), 840px); margin: auto; padding: 72px 0 110px; }
.legal-main h2 { margin: 50px 0 14px; font-size: 27px; }
.legal-main h3 { margin: 32px 0 10px; }
.legal-main p, .legal-main li { color: #455b54; }
.legal-main li + li { margin-top: 8px; }
.legal-main a { color: var(--forest); }
.legal-meta { padding: 18px 22px; border-radius: 16px; background: #e9eee6; color: var(--muted); }
.legal-table { width: 100%; margin: 22px 0; border-collapse: collapse; font-size: 14px; }
.legal-table th, .legal-table td { padding: 14px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.legal-table th { background: #edf0e7; }
.notice { margin: 28px 0; padding: 20px 22px; border-left: 4px solid var(--gold); border-radius: 0 14px 14px 0; background: #fff6e7; }

@media (max-width: 840px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .hero { min-height: 690px; background-position: 60% center; }
  .hero h1 { max-width: 560px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: auto; }
  .feature-card h3 { margin-top: 46px; }
  .privacy-section { grid-template-columns: 1fr; }
  .privacy-art { min-height: 500px; }
  .support-grid, .footer-top { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .nav { width: min(calc(100% - 28px), var(--max)); min-height: 64px; }
  .brand { font-size: 18px; }
  .brand img { width: 36px; height: 36px; }
  .nav-cta { min-height: 36px; padding: 0 13px; font-size: 13px; }
  .hero { min-height: 660px; background-position: 64% center; }
  .hero-inner { width: min(calc(100% - 32px), var(--max)); padding: 78px 0; }
  .hero h1 { font-size: 48px; }
  .hero-copy { font-size: 16px; }
  .section { width: min(calc(100% - 32px), var(--max)); padding: 80px 0; }
  .product-stage { padding: 62px 10px 0; border-radius: 30px; }
  .phones { gap: 8px; margin-bottom: -52px; }
  .phone { width: 31vw; padding: 5px; border-radius: 22px; }
  .phone img { border-radius: 18px; }
  .phone:nth-child(2) { transform: translateY(-22px); }
  .privacy-art { min-height: 430px; }
  .privacy-art .phone { width: 235px; }
  .legal-main { width: min(calc(100% - 32px), 840px); padding-top: 48px; }
  .legal-table { display: block; overflow-x: auto; }
}