:root {
  color-scheme: light;
  --ink: #18352b;
  --green: #153d30;
  --muted: #51655a;
  --line: #dce1d4;
  --paper: #f8f8ef;
  --lime: #d9efa9;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); }
a { color: inherit; text-underline-offset: .22em; }
a:focus-visible { outline: 3px solid #638130; outline-offset: 5px; }
.skip { position: absolute; z-index: 1; left: 12px; top: 12px; padding: 10px; background: white; transform: translateY(-150%); }
.skip:focus { transform: none; }
.shell { width: min(1160px, calc(100% - 88px)); margin-inline: auto; }
.site-header { display: flex; min-height: 86px; align-items: center; justify-content: space-between; gap: 18px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 740; font-size: 18px; line-height: 1.12; text-decoration: none; }
.brand img { flex: none; }
.brand small { display: block; margin-top: 6px; letter-spacing: .13em; font: 600 9px/1 ui-monospace, monospace; letter-spacing: .13em; }
nav { display: flex; gap: 28px; font-size: 14px; }
nav a, .site-footer a { text-decoration: none; }
nav a:hover, .site-footer a:hover { text-decoration: underline; }
.hero { border-block: 1px solid var(--line); background: #eef1e5; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(30px, 6vw, 88px); align-items: center; padding-block: clamp(50px, 7vw, 100px); }
.eyebrow { display: flex; align-items: center; gap: .65em; color: #3b604d; font-size: 12px; font-weight: 720; letter-spacing: .16em; line-height: 1.6; margin: 0 0 18px; }
.eyebrow span { width: 8px; height: 8px; border-radius: 50%; background: #66883a; }
h1, h2, h3, p, figure { margin-top: 0; }
h1 { font-size: clamp(39px, 5.9vw, 83px); line-height: 1.12; margin-bottom: 18px; letter-spacing: -.045em; }
.hero-en { font-size: clamp(12px, 1.55vw, 17px); letter-spacing: .065em; font-weight: 600; }
.hero-en i { color: #5c7b40; font-style: normal; padding-inline: .35em; }
.hero-copy { max-width: 27em; color: var(--muted); line-height: 1.85; margin-bottom: 28px; }
.button { display: inline-flex; align-items: center; gap: 21px; background: var(--green); color: white; border-radius: 5px; padding: 13px 17px; font-size: 14px; text-decoration: none; }
.button:hover { background: #255442; }
.hero-art { margin: 0; padding: 17px; border: 1px solid #436a56; border-radius: 15px; background: var(--green); color: #d7e7d7; box-shadow: 0 18px 38px #213c2920; }
.hero-art svg { display: block; width: 100%; height: auto; margin: 12px 0; border: 1px solid #5e8368; }
.plate-head, .plate-foot { display: flex; justify-content: space-between; gap: 8px; font: 600 clamp(7px, 1vw, 10px)/1.4 ui-monospace, monospace; letter-spacing: .04em; }
.about { display: grid; grid-template-columns: .85fr 1.15fr; gap: 44px; padding-block: clamp(56px, 8vw, 104px); }
h2 { font-size: clamp(29px, 4vw, 47px); letter-spacing: -.035em; line-height: 1.25; margin-bottom: 13px; }
.details { border-top: 1px solid var(--line); }
article { display: grid; grid-template-columns: 42px 1fr; gap: 10px; padding: 22px 0; border-bottom: 1px solid var(--line); }
article > span { color: #52754f; font: 600 12px/2 ui-monospace, monospace; }
article h3 { font-size: 19px; margin-bottom: 7px; }
article p, .contact p:last-child { color: var(--muted); line-height: 1.8; margin-bottom: 0; }
.text-link { display: inline-block; margin-top: 12px; font-size: 14px; font-weight: 700; }
.contact { background: #e4ebd8; border-block: 1px solid var(--line); }
.contact-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; padding-block: 48px; }
.email { overflow-wrap: anywhere; font-size: clamp(17px, 2.25vw, 29px); font-weight: 630; }
.site-footer { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 16px; color: var(--muted); font-size: 13px; }
.policy { min-height: 65vh; max-width: 760px; padding-block: 55px; }
.policy h1 { font-size: clamp(38px, 6vw, 60px); }
.policy h2 { margin-top: 28px; font-size: 21px; }
.policy p { line-height: 1.85; }
@media (max-width: 730px) {
  .shell { width: calc(100% - 40px); }
  .site-header { min-height: 72px; }
  nav { gap: 12px; font-size: 12px; }
  .brand { gap: 8px; font-size: 16px; }
  .brand img { width: 35px; height: 35px; }
  .hero-grid, .about { grid-template-columns: 1fr; }
  .about { gap: 18px; }
  .contact-inner { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }