:root {
  --ink: #14211d;
  --green: #164a3b;
  --green-2: #276d57;
  --gold: #c79b55;
  --paper: #f7f5ef;
  --white: #fff;
  --line: rgba(20, 33, 29, .13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 0 6vw;
  background: rgba(247, 245, 239, .94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--white);
  background: var(--green);
  border-radius: 10px;
  font: 700 22px/1 serif;
}
.brand strong, .brand small { display: block; }
.brand strong { font-size: 18px; letter-spacing: .15em; }
.brand small { color: #66736e; font-size: 9px; letter-spacing: .18em; }
nav { display: flex; gap: 32px; font-size: 14px; }
nav a:hover { color: var(--green-2); }
.hero {
  display: grid;
  grid-template-columns: 1.45fr .7fr;
  gap: 8vw;
  align-items: center;
  min-height: 620px;
  padding: 90px 8vw;
  background:
    radial-gradient(circle at 15% 15%, rgba(199,155,85,.18), transparent 28%),
    linear-gradient(135deg, #f7f5ef 0%, #e5ece6 100%);
}
.eyebrow, .section-title p { margin: 0 0 10px; color: var(--green-2); font-size: 13px; font-weight: 700; letter-spacing: .18em; }
h1 { max-width: 720px; margin: 0; font: 700 clamp(42px, 7vw, 86px)/1.12 serif; letter-spacing: .06em; }
.lead { max-width: 650px; margin: 28px 0 36px; color: #53615c; font-size: 19px; }
.button { display: inline-block; padding: 11px 27px; color: var(--white); background: var(--green); border-radius: 4px; font-weight: 600; }
.hero-card { padding: 38px; color: var(--white); background: var(--green); border-radius: 4px; box-shadow: 22px 22px 0 rgba(199,155,85,.22); }
.hero-card span { color: #b7d2c8; font-size: 11px; letter-spacing: .18em; }
.hero-card strong { display: block; margin: 24px 0 10px; font: 700 30px/1.3 serif; }
.hero-card p { margin: 0; color: #dce8e3; }
.section { padding: 100px 8vw; }
.section-title h2 { margin: 0 0 42px; font: 700 40px/1.2 serif; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5vw; max-width: 1050px; font-size: 17px; }
.about-grid p { margin: 0; }
.muted { background: #e9ede8; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cards article { min-height: 230px; padding: 32px; background: var(--white); border-top: 3px solid var(--green); }
.cards span { color: var(--gold); font: 700 13px/1 sans-serif; }
.cards h3 { margin: 48px 0 10px; font-size: 20px; }
.cards p, .scope-note { color: #61706a; }
.scope-note { margin: 28px 0 0; font-size: 13px; }
.contact-card { display: grid; grid-template-columns: 1.4fr 1.3fr 1fr; gap: 0; border: 1px solid var(--line); background: var(--white); }
.contact-card div { padding: 28px; border-right: 1px solid var(--line); }
.contact-card div:last-child { border-right: 0; }
.contact-card span, .contact-card strong { display: block; }
.contact-card span { margin-bottom: 8px; color: #79847f; font-size: 12px; }
.contact-card strong { font-size: 15px; }
footer { display: flex; justify-content: space-between; gap: 20px; padding: 28px 8vw; color: #c7d4ce; background: #102d24; font-size: 12px; }
footer p { margin: 0; }
.filing { display: flex; gap: 22px; }

@media (max-width: 760px) {
  .site-header { min-height: 66px; padding: 0 20px; }
  nav { gap: 16px; font-size: 12px; }
  nav a:nth-child(2) { display: none; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding: 70px 24px 86px; }
  .hero-card { box-shadow: 12px 12px 0 rgba(199,155,85,.22); }
  .section { padding: 72px 24px; }
  .about-grid, .cards, .contact-card { grid-template-columns: 1fr; }
  .cards { gap: 14px; }
  .contact-card div { border-right: 0; border-bottom: 1px solid var(--line); }
  .contact-card div:last-child { border-bottom: 0; }
  footer, .filing { flex-direction: column; }
}