:root{
  --brand:#2f7a3a;--brand-dark:#1f5527;--brand-light:#eaf5ec;
  --accent:#e8a63a;--ink:#1c1c1c;--muted:#5b5b5b;--bg:#fbf9f4;--line:#e5e0d3;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:"Sarabun","Noto Sans Thai",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.75}
a{color:var(--brand-dark);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;box-shadow:0 1px 6px rgba(0,0,0,.04)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:20px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--brand-dark);font-size:1.15rem}
.logo .badge{width:44px;height:44px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800}
nav ul{list-style:none;margin:0;padding:0;display:flex;gap:6px;flex-wrap:wrap}
nav a{padding:8px 14px;border-radius:999px;color:var(--ink);font-weight:600;font-size:.95rem}
nav a:hover,nav a.active{background:var(--brand-light);color:var(--brand-dark);text-decoration:none}
.btn{display:inline-block;padding:12px 22px;border-radius:999px;background:var(--brand);color:#fff!important;font-weight:700;transition:.2s}
.btn:hover{background:var(--brand-dark);text-decoration:none}
.btn.alt{background:var(--accent);color:#1c1c1c!important}
.hero{position:relative;background:linear-gradient(135deg,#1f5527,#2f7a3a 60%,#4ea555);color:#fff;overflow:hidden}
.hero .container{padding:80px 20px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:2.6rem;line-height:1.25;margin:0 0 16px;font-weight:800}
.hero p.lead{font-size:1.15rem;opacity:.95;margin:0 0 24px}
.hero img{border-radius:20px;box-shadow:0 20px 60px rgba(0,0,0,.35);aspect-ratio:4/3;object-fit:cover}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.chip{background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);padding:6px 14px;border-radius:999px;font-size:.85rem}
section{padding:70px 0}
section h2{font-size:2rem;margin:0 0 12px;color:var(--brand-dark);font-weight:800}
section .sub{color:var(--muted);margin-bottom:36px;max-width:760px}
.grid{display:grid;gap:22px}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.grid.g4{grid-template-columns:repeat(4,1fr)}
.grid.g2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(31,85,39,.12)}
.card img{aspect-ratio:4/3;object-fit:cover;width:100%}
.card .body{padding:18px 20px 22px}
.card h3{margin:0 0 8px;font-size:1.15rem;color:var(--brand-dark)}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.tag{display:inline-block;background:var(--brand-light);color:var(--brand-dark);padding:4px 12px;border-radius:999px;font-size:.78rem;font-weight:700;margin-bottom:10px}
.alt-bg{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center}
.stat{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 12px}
.stat .n{font-size:2.2rem;font-weight:800;color:var(--brand);display:block}
.stat .l{color:var(--muted);font-size:.95rem}
.article-body{max-width:820px;margin:0 auto}
.article-body h2{margin-top:44px;font-size:1.6rem}
.article-body h3{margin-top:32px;color:var(--brand-dark);font-size:1.25rem}
.article-body p{margin:0 0 18px}
.article-body img{border-radius:16px;margin:22px 0}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 18px}
.article-body li{margin-bottom:8px}
.callout{background:var(--brand-light);border-left:5px solid var(--brand);padding:20px 24px;border-radius:12px;margin:24px 0}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gallery img{aspect-ratio:1/1;object-fit:cover;border-radius:12px}
.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:start}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{padding:14px 0;border-bottom:1px dashed var(--line);display:flex;gap:14px;align-items:flex-start}
.info-list li strong{color:var(--brand-dark);min-width:110px;display:inline-block}
.social{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.social a{background:var(--brand-light);color:var(--brand-dark);padding:10px 16px;border-radius:12px;font-weight:600;font-size:.9rem}
.form input,.form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;background:#fff;margin-bottom:14px}
.form textarea{min-height:130px;resize:vertical}
footer.site{background:#1f2b1f;color:#d7e5d9;padding:50px 0 20px;margin-top:40px}
footer.site h4{color:#fff;margin:0 0 14px;font-size:1.05rem}
footer.site .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
footer.site a{color:#c9dccc}
footer.site .bottom{border-top:1px solid #2b3a2c;margin-top:34px;padding-top:18px;text-align:center;font-size:.85rem;color:#9db2a1}
.map-wrap{border-radius:16px;overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10}
.map-wrap iframe{width:100%;height:100%;border:0}
.breadcrumb{background:var(--brand-light);padding:16px 0;font-size:.9rem;color:var(--muted)}
.breadcrumb a{color:var(--brand-dark)}
.page-hero{background:linear-gradient(135deg,#1f5527,#2f7a3a);color:#fff;padding:60px 0}
.page-hero h1{margin:0 0 8px;font-size:2.2rem}
.page-hero p{margin:0;opacity:.9}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.two-col img{border-radius:20px;aspect-ratio:4/3;object-fit:cover}
@media(max-width:900px){
  .hero .container{grid-template-columns:1fr;padding:50px 20px}
  .hero h1{font-size:2rem}
  .grid.g3,.grid.g4{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .contact-grid,.two-col{grid-template-columns:1fr}
  footer.site .cols{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:560px){
  .grid.g3,.grid.g4,.grid.g2{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
  footer.site .cols{grid-template-columns:1fr}
}