:root{
  --olive:#3b4a2a;
  --olive-dark:#2a3520;
  --cream:#f5efe0;
  --sand:#e8dfc7;
  --terra:#c4632b;
  --ink:#1a1d16;
  --muted:#6b6f63;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans Thai","Inter",system-ui,sans-serif;color:var(--ink);background:var(--cream);line-height:1.6}
h1,h2,h3,h4{font-family:"Bebas Neue","Noto Sans Thai",sans-serif;letter-spacing:.5px;line-height:1.15;color:var(--olive-dark)}
h1{font-size:clamp(2.2rem,5vw,4rem)}
h2{font-size:clamp(1.7rem,3.5vw,2.6rem)}
h3{font-size:1.25rem}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1200px,92%);margin-inline:auto}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(245,239,224,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,0,0,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--olive-dark);font-size:1.15rem;letter-spacing:1px}
.brand img{height:42px;width:auto}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-weight:500;color:var(--olive-dark);font-size:.95rem;position:relative;padding:6px 0}
.nav-links a.active::after,.nav-links a:hover::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--terra)}
.btn{display:inline-block;padding:12px 24px;border-radius:2px;font-weight:600;transition:.2s;cursor:pointer;border:none;font-size:.95rem}
.btn-primary{background:var(--olive-dark);color:var(--cream)}
.btn-primary:hover{background:var(--terra)}
.btn-outline{border:2px solid var(--olive-dark);color:var(--olive-dark);background:transparent}
.btn-outline:hover{background:var(--olive-dark);color:var(--cream)}
.menu-toggle{display:none;background:none;border:none;font-size:1.6rem;color:var(--olive-dark);cursor:pointer}

/* Hero */
.hero{position:relative;min-height:78vh;display:flex;align-items:center;color:var(--cream);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,29,22,.5),rgba(26,29,22,.75)),url("../images/hero.jpg") center/cover}
.hero-content{position:relative;max-width:720px}
.hero h1{color:var(--cream);margin-bottom:18px}
.eyebrow{display:inline-block;padding:6px 14px;background:var(--terra);color:#fff;font-size:.78rem;font-weight:600;letter-spacing:2px;text-transform:uppercase;margin-bottom:20px}
.hero p{font-size:1.1rem;margin-bottom:28px;opacity:.92}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-cta .btn-outline{border-color:var(--cream);color:var(--cream)}
.hero-cta .btn-outline:hover{background:var(--cream);color:var(--olive-dark)}

/* Sections */
section{padding:90px 0}
.section-head{text-align:center;margin-bottom:54px}
.section-head .eyebrow{background:transparent;color:var(--terra);padding:0;margin-bottom:10px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--muted);max-width:640px;margin-inline:auto}

/* Grids */
.grid{display:grid;gap:28px}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}

/* Cards */
.card{background:#fff;border:1px solid rgba(0,0,0,.06);overflow:hidden;transition:.3s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:0 20px 40px -20px rgba(0,0,0,.2)}
.card-img{aspect-ratio:4/3;overflow:hidden;background:var(--sand)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:.6s}
.card:hover .card-img img{transform:scale(1.05)}
.card-body{padding:22px;flex:1;display:flex;flex-direction:column}
.card-body h3{margin-bottom:8px;font-family:"Noto Sans Thai",sans-serif;font-weight:700;color:var(--ink);letter-spacing:0}
.card-body p{color:var(--muted);font-size:.93rem;margin-bottom:14px;flex:1}
.tag{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--terra);margin-bottom:10px}
.read-more{color:var(--olive-dark);font-weight:600;font-size:.9rem;border-bottom:2px solid var(--terra);padding-bottom:2px;align-self:flex-start}

/* Brand bar */
.brand-bar{background:var(--olive-dark);color:var(--cream);padding:36px 0}
.brand-list{display:flex;flex-wrap:wrap;justify-content:space-around;gap:30px;align-items:center;font-family:"Bebas Neue",sans-serif;font-size:1.4rem;letter-spacing:3px;opacity:.85}

/* Feature row */
.features{background:#fff}
.feature{text-align:center;padding:20px}
.feature .icon{width:60px;height:60px;border-radius:50%;background:var(--cream);color:var(--olive-dark);display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin:0 auto 16px}
.feature h3{margin-bottom:8px}
.feature p{color:var(--muted);font-size:.93rem}

/* CTA banner */
.cta-banner{position:relative;padding:120px 0;color:var(--cream);text-align:center;overflow:hidden}
.cta-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(26,29,22,.65),rgba(26,29,22,.75)),url("../images/banner-cta.jpg") center/cover}
.cta-banner > *{position:relative}
.cta-banner h2{color:var(--cream)}
.cta-banner p{max-width:600px;margin:16px auto 28px}

/* Page header (sub-pages) */
.page-header{position:relative;padding:120px 0 80px;color:var(--cream);text-align:center;overflow:hidden}
.page-header::before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(26,29,22,.7),rgba(26,29,22,.8)),url("../images/banner-cta.jpg") center/cover}
.page-header > *{position:relative}
.page-header h1{color:var(--cream)}
.breadcrumb{font-size:.85rem;opacity:.85;margin-top:10px}
.breadcrumb a{border-bottom:1px solid currentColor}

/* About */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-grid img{width:100%;aspect-ratio:4/3;object-fit:cover}
.about-grid p{margin-bottom:14px;color:#3a3d33}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px;border-top:1px solid rgba(0,0,0,.1);padding-top:24px}
.stat .num{font-family:"Bebas Neue",sans-serif;font-size:2.4rem;color:var(--terra);line-height:1}
.stat .lbl{font-size:.85rem;color:var(--muted);margin-top:4px}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.info-card{background:#fff;padding:32px;border-left:4px solid var(--terra);margin-bottom:18px}
.info-card h4{font-family:"Noto Sans Thai",sans-serif;font-size:.78rem;letter-spacing:2px;text-transform:uppercase;color:var(--terra);margin-bottom:8px;font-weight:700}
.info-card p{color:var(--ink);font-size:1rem}
.form-card{background:#fff;padding:36px}
.form-row{margin-bottom:18px}
.form-row label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;color:var(--olive-dark)}
.form-row input,.form-row textarea,.form-row select{width:100%;padding:12px 14px;border:1px solid #d4cdb8;background:#faf7ee;font-family:inherit;font-size:.95rem}
.form-row input:focus,.form-row textarea:focus{outline:none;border-color:var(--olive-dark)}

/* Policy */
.policy-content{max-width:820px;margin:0 auto}
.policy-content h2{margin:36px 0 14px;font-size:1.5rem}
.policy-content h3{margin:24px 0 10px;font-family:"Noto Sans Thai",sans-serif;font-weight:700;color:var(--olive-dark)}
.policy-content p,.policy-content li{margin-bottom:10px;color:#3a3d33}
.policy-content ul{padding-left:22px;margin-bottom:14px}
.policy-content strong{color:var(--olive-dark)}

/* Footer */
footer{background:var(--olive-dark);color:var(--cream);padding:70px 0 24px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
footer h4{color:var(--cream);font-family:"Noto Sans Thai",sans-serif;font-size:.85rem;letter-spacing:2px;text-transform:uppercase;margin-bottom:16px}
footer ul{list-style:none}
footer ul li{margin-bottom:8px;font-size:.92rem;opacity:.85}
footer ul li a:hover{color:var(--terra)}
footer .brand img{height:50px;filter:brightness(0) invert(1)}
footer p.tagline{font-size:.92rem;opacity:.8;margin-top:14px;max-width:300px}
.copyright{border-top:1px solid rgba(245,239,224,.15);padding-top:20px;text-align:center;font-size:.85rem;opacity:.7}

/* Responsive */
@media(max-width:860px){
  .menu-toggle{display:block}
  .nav-links{position:fixed;top:70px;left:0;right:0;background:var(--cream);flex-direction:column;padding:20px;gap:20px;border-bottom:1px solid rgba(0,0,0,.1);display:none}
  .nav-links.open{display:flex}
  .about-grid,.contact-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  section{padding:60px 0}
  .hero{min-height:60vh}
}
@media(max-width:520px){
  .foot-grid{grid-template-columns:1fr}
  .stat-row{grid-template-columns:repeat(3,1fr);gap:10px}
}