:root {
  --ink: #132418;
  --muted: #4a5f4e;
  --paper: #f2f5ef;
  --accent: #2a6840;
  --accent-deep: #18482a;
  --line: rgba(19, 36, 24, 0.12);
  --max: 1100px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans SC", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1000px 520px at 8% -8%, #d7e6d4 0%, transparent 55%),
    linear-gradient(180deg, #f7faf5 0%, var(--paper) 45%, #e9f0e6 100%);
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
.wrap { width: min(var(--max), calc(100% - 2.4rem)); margin: 0 auto; }
.narrow { max-width: 720px; }

.top {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(242, 245, 239, 0.9);
  border-bottom: 1px solid var(--line);
}
.brand-row {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 68px; gap: 1rem;
}
.logo {
  font-family: "Noto Serif SC", serif;
  font-weight: 700; font-size: 1.2rem; letter-spacing: 0.04em;
}
.logo span {
  display: block; font-family: "Noto Sans SC", sans-serif;
  font-size: 0.68rem; font-weight: 500; letter-spacing: 0.2em; color: var(--muted);
}
nav { display: flex; gap: 1.2rem; font-size: 0.95rem; color: var(--muted); }
nav a:hover { color: var(--accent); }
.nav-cta {
  font-size: 0.92rem; font-weight: 500; color: var(--accent-deep);
  border: 1px solid rgba(42, 104, 64, 0.25);
  padding: 0.45rem 0.8rem; border-radius: 4px;
}
.nav-cta:hover { background: rgba(42, 104, 64, 0.08); }

.hero {
  position: relative; min-height: 86vh;
  display: grid; align-items: end; padding: 5.5rem 0 4.2rem;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    linear-gradient(115deg, rgba(242,245,239,0.94) 0%, rgba(242,245,239,0.55) 40%, rgba(18,40,24,0.42) 100%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='1600' height='900' viewBox='0 0 1600 900'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' y1='0' x2='1' y2='1'%3E%3Cstop stop-color='%233d7a48'/%3E%3Cstop offset='1' stop-color='%231a3d22'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width='1600' height='900' fill='url(%23g)'/%3E%3Cpath d='M0 620 C280 520 420 740 700 640 C980 540 1180 700 1600 560 L1600 900 L0 900Z' fill='%23cfe0cb' opacity='.35'/%3E%3Cpath d='M0 700 C320 620 520 780 820 690 C1120 600 1300 760 1600 680 L1600 900 L0 900Z' fill='%23e8f0e6' opacity='.5'/%3E%3C/svg%3E") center/cover no-repeat;
  animation: wash 12s ease-in-out infinite alternate;
}
.hero-copy { position: relative; animation: rise 0.85s ease both; }
.brand-mark {
  margin: 0 0 0.85rem;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 700; letter-spacing: 0.08em; color: var(--accent-deep);
}
.hero h1 {
  margin: 0 0 1rem;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  line-height: 1.22; font-weight: 700;
}
.lede { max-width: 34rem; color: var(--muted); margin: 0 0 1.8rem; font-size: 1.05rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.cta, .ghost {
  display: inline-block; padding: 0.88rem 1.35rem;
  border-radius: 4px; font-weight: 500; transition: 0.2s ease;
}
.cta { background: var(--accent); color: #fff; }
.cta:hover { background: var(--accent-deep); transform: translateY(-1px); }
.ghost {
  border: 1px solid var(--line); color: var(--muted); background: rgba(255,255,255,0.4);
}
.ghost:hover { border-color: var(--accent); color: var(--accent); }

.section { padding: 4.6rem 0; }
.section.alt { background: rgba(231, 239, 228, 0.55); }
.section h2 {
  margin: 0 0 1rem;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(1.55rem, 3vw, 2rem);
}
.section-lead, .section p { color: var(--muted); margin: 0; }
.section p.mt { margin-top: 1rem; }

.about-grid {
  display: grid; gap: 2rem;
  grid-template-columns: 1.4fr 0.8fr; align-items: start;
}
.facts {
  display: grid; gap: 0.9rem;
  padding: 1.2rem;
  border-top: 2px solid var(--accent);
  background: rgba(255,255,255,0.45);
  animation: rise 0.9s ease both;
}
.facts div { display: grid; gap: 0.15rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--line); }
.facts div:last-child { border-bottom: 0; padding-bottom: 0; }
.facts strong {
  font-family: "Noto Serif SC", serif;
  font-size: 1.45rem; color: var(--accent-deep);
}
.facts span { color: var(--muted); font-size: 0.92rem; }

.grid {
  display: grid; gap: 1.15rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 1.6rem;
}
.grid article {
  padding: 1.35rem 1.2rem;
  border-top: 2px solid var(--accent);
  background: rgba(255,255,255,0.45);
  animation: rise 0.8s ease both;
}
.grid article:nth-child(2) { animation-delay: 0.06s; }
.grid article:nth-child(3) { animation-delay: 0.12s; }
.grid article:nth-child(4) { animation-delay: 0.18s; }
.grid h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.grid p { font-size: 0.95rem; }

.bullets { margin: 1.2rem 0 0; padding-left: 1.2rem; color: var(--muted); }
.bullets li { margin: 0.55rem 0; }

.info { list-style: none; padding: 0; margin: 1.4rem 0 0; }
.info li {
  display: grid; grid-template-columns: 9rem 1fr; gap: 0.75rem;
  padding: 0.85rem 0; border-bottom: 1px solid var(--line);
  color: var(--muted);
}
.info strong { color: var(--ink); font-weight: 500; }
.info a { color: var(--accent-deep); text-decoration: underline; text-underline-offset: 2px; }

footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2rem; color: var(--muted); font-size: 0.9rem;
}
.foot {
  display: flex; flex-wrap: wrap; gap: 0.6rem 1.5rem;
  align-items: center; justify-content: space-between;
}
.foot a:hover { color: var(--accent); }

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes wash {
  from { transform: scale(1); }
  to { transform: scale(1.03); }
}

@media (max-width: 860px) {
  nav { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .info li { grid-template-columns: 1fr; gap: 0.2rem; }
  .hero { min-height: 78vh; padding-top: 3.8rem; }
  .foot { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-bg, .hero-copy, .facts, .grid article { animation: none; }
}