:root {
  --land: #142018;
  --moss: #3d6b48;
  --fog: #c8d4c8;
  --peak: #d4c48a;
  --ink: #e8f0e6;
  --mute: #8aa090;
  --display: "Noto Serif SC", "Songti SC", serif;
  --sans: "Noto Sans SC", "PingFang SC", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 64px; }
body { margin: 0; background: var(--land); color: var(--ink); font-family: var(--sans); line-height: 1.7; }
body::before {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 5;
  opacity: 0.1;
  background-image: url("images/texture.webp");
  background-size: 420px auto;
  mix-blend-mode: overlay;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 8px; top: 8px; z-index: 40; background: var(--peak); color: #111; padding: 8px; }
.mapbar {
  position: sticky; top: 0; z-index: 30;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 10px 20px; background: #101810; border-bottom: 1px solid #2a3a2c;
}
.nm { font-family: var(--display); font-weight: 600; }
.nm small { display: block; font-family: var(--mono); font-size: 11px; font-weight: 400; color: var(--mute); }
.menu, .nav-toggle {
  display: none; background: transparent; border: 1px solid var(--peak); color: var(--peak); padding: 6px 12px;
}
#site-nav { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
#site-nav a { color: var(--mute); font-size: 14px; }
#site-nav a.now, #site-nav a:hover { color: var(--peak); }
#site-nav .go { background: var(--moss); color: #f4fff4; padding: 6px 12px; }
.land { position: relative; min-height: 88vh; display: grid; align-items: end; }
.land > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.land::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20,32,24,0.15), rgba(20,32,24,0.88)); }
.cap { position: relative; z-index: 2; padding: 48px 8vw 64px; max-width: 820px; }
.k { font-family: var(--mono); letter-spacing: 0.16em; font-size: 11px; color: var(--peak); margin: 0 0 10px; }
h1, h2, h3 { font-family: var(--display); margin: 0 0 10px; line-height: 1.15; }
h1 { font-size: clamp(36px, 6vw, 64px); }
.tile { margin: 18px 0; padding: 16px; background: rgba(16,24,18,0.86); border-left: 6px solid var(--moss); }
.acts { display: flex; flex-wrap: wrap; gap: 8px; }
.btn { display: inline-flex; padding: 10px 14px; background: var(--moss); color: #f4fff4; border: 0; }
.btn.ghost { background: transparent; border: 1px solid var(--fog); color: var(--ink); }
.w { width: min(1040px, calc(100% - 40px)); margin: 0 auto; padding: 72px 0; }
.tri, .g2 { display: grid; gap: 12px; margin-top: 16px; }
.tri { grid-template-columns: 1fr 1fr 1fr; }
.g2 { grid-template-columns: 1fr 1fr; }
.tri article, .g2 article { background: #1c2a20; padding: 16px; }
.warn { border-top: 4px solid #c47848; }
.sky { background: #1a261c; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: center; margin: 28px 0; }
.row.flip > div { order: 2; }
.row figure { margin: 0; }
.row img { width: 100%; height: 240px; object-fit: cover; }
.n { font-family: var(--mono); color: var(--peak); font-size: 12px; }
footer { padding: 24px 0 48px; }
.end { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; color: var(--mute); }
@media (max-width: 900px) {
  .menu, .nav-toggle { display: inline-block; }
  .mapbar { flex-wrap: wrap; }
  #site-nav { display: none; width: 100%; flex-direction: column; background: #101810; padding: 12px; }
  #site-nav.open { display: flex; }
  .tri, .g2, .row, .row.flip { grid-template-columns: 1fr; }
  .row.flip > div { order: 0; }
}