:root {
  color-scheme: light;
  --bg: #f5f7f3;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --text: #15261f;
  --muted: #5a6b62;
  --primary: #1f5d43;
  --primary-2: #2f7756;
  --line: rgba(25, 58, 43, 0.12);
  --shadow: 0 14px 32px rgba(18, 38, 28, 0.08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  color: var(--text);
  background:
    linear-gradient(180deg, #f8faf6 0%, #eef4ed 100%);
}
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding-left: 18px; }
img { display: block; max-width: 100%; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.header {
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: blur(14px);
  background: rgba(248, 250, 246, 0.88);
  border-bottom: 1px solid rgba(25, 58, 43, 0.08);
}
.nav { display:flex; align-items:center; justify-content:space-between; gap:24px; padding: 16px 0; }
.brand { display:flex; flex-direction:column; gap:4px; }
.brand strong { font-size: 18px; letter-spacing: 0.04em; }
.brand span { color: var(--muted); font-size: 12px; }
.nav-links { display:flex; flex-wrap:wrap; gap: 10px; font-size: 14px; }
.nav-links a {
  padding: 10px 14px; border-radius: 999px; color: var(--muted);
  transition: 0.18s ease;
}
.nav-links a.active, .nav-links a:hover { color: var(--primary); background: rgba(31, 93, 67, 0.08); }
.hero { padding: 24px 0 16px; }
.hero-grid { display:grid; grid-template-columns: 1.1fr 0.9fr; gap: 18px; align-items: stretch; }
.hero-copy { padding: 30px; display:flex; flex-direction:column; justify-content:space-between; min-height: 470px; gap: 16px; }
.hero-metrics { display:grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 8px; }
.hero-stats { display:grid; gap: 12px; align-self: end; }
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.hero-media { display:block; }
.media-tile {
  position:relative; overflow:hidden; border-radius: 22px;
  background: linear-gradient(160deg, rgba(31, 93, 67, 0.18), rgba(255,255,255,0.9));
  border: 1px solid var(--line);
  min-height: 100%;
}
.media-tile img { width:100%; height:100%; object-fit:cover; }
.media-tile .overlay {
  position:absolute; inset:auto 16px 16px 16px; padding: 14px 16px; border-radius: 16px;
  background: rgba(16, 31, 23, 0.58); color: #fff; backdrop-filter: blur(10px);
}
.hero-copy .hero-overlay {
  position: static;
  inset: auto;
  margin-top: 6px;
  padding: 16px 18px;
  background: rgba(31, 93, 67, 0.08);
  color: var(--text);
  backdrop-filter: none;
  border: 1px solid rgba(31, 93, 67, 0.12);
}
.hero-copy .hero-overlay h2 { margin: 0 0 10px; font-size: 17px; color: var(--primary); }
.hero-copy .hero-overlay .hero-lines { margin-top: 0; }

.hero-lines {
  display:grid;
  gap: 8px;
  margin-top: 6px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}
.hero-lines p { margin: 0; }
.hero-lines p { font-size: 16px; }
.section { padding: 14px 0 32px; }
.section-head { display:flex; align-items:end; justify-content:space-between; gap:18px; margin: 16px 0 18px; }
.section-head h3 { margin:0; font-size: 26px; }
.section-head p { margin:0; color: var(--muted); max-width: 62ch; line-height:1.75; }
.grid-3 { display:grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display:grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 22px;
  box-shadow: var(--shadow);
}
.card h4 { margin:0 0 10px; font-size: 19px; }
.card p { margin:0; color: var(--muted); line-height:1.8; }
.card .meta { margin-top: 14px; color: var(--primary); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
.image-card { overflow:hidden; padding: 0; }
.image-card figure { margin:0; height: 240px; }
.image-card img { width:100%; height:100%; object-fit:cover; }
.image-card .body { padding: 18px 20px 20px; }
.gallery { display:grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.gallery img { width:100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 16px; border: 1px solid var(--line); }
.contact-box { display:grid; grid-template-columns: 1fr 0.9fr; gap: 16px; align-items: stretch; }
.contact-list { display:grid; gap: 12px; }
.contact-list div {
  padding: 16px 18px; border-radius: 16px; background: rgba(248, 250, 246, 0.92); border: 1px solid var(--line);
}
.footer { padding: 26px 0 40px; color: var(--muted); font-size: 13px; }
.card-large { min-height: 100%; }
.card-large p { font-size: 15px; }
.overview-grid {
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 16px;
}
.overview-stack {
  display:grid;
  gap: 16px;
}
.cta-band {
  padding: 24px 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 20px;
}
.cta-band h3 { margin:0 0 8px; font-size: 24px; }
.cta-band p { margin:0; color: var(--muted); line-height: 1.75; max-width: 56ch; }

.page-banner {
  padding: 28px; border-radius: 24px;
  background: linear-gradient(135deg, #1f5d43, #397459);
  color: #fff; box-shadow: var(--shadow);
}
.page-banner h1 { margin-top: 0; }
.page-banner p { color: rgba(255,255,255,0.88); max-width: 68ch; }
.mini-gallery { display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.mini-gallery img { width:100%; height: 220px; object-fit:cover; border-radius: 18px; border: 1px solid var(--line); }
.badge { display:inline-flex; align-items:center; gap:8px; padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,0.14); font-size: 13px; }
.footer-links { display:flex; flex-wrap:wrap; gap: 12px; margin-top: 10px; }
.footer-links a { color: var(--muted); }
@media (max-width: 980px) {
  .hero-grid, .contact-box, .grid-3, .grid-2, .gallery, .mini-gallery, .feature-strip, .showcase-grid, .overview-grid, .hero-metrics { grid-template-columns: 1fr; }
  .hero-copy { min-height: auto; }
  .hero-media { min-height: 580px; }
  .section-head { align-items:start; flex-direction:column; }
  .cta-band { flex-direction:column; align-items:flex-start; }
}
@media (max-width: 640px) {
  .container { width: min(100% - 24px, 1180px); }
  .nav { flex-direction:column; align-items:flex-start; }
  .nav-links { gap: 8px; }
  .nav-links a { padding: 8px 11px; }
  .hero-copy, .page-banner { padding: 22px; }
  h1 { font-size: 34px; }
  .hero-metrics, .hero-stats { grid-template-columns: 1fr; }
  .hero-media { min-height: 360px; }
  .cta-band { padding: 20px; }
}