:root{
  --primary:#c8102e;
  --primary-dark:#8b0a20;
  --accent:#f4b400;
  --ink:#1a1a1a;
  --muted:#666;
  --bg:#fbfaf6;
  --card:#ffffff;
  --border:#e6e2d8;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Sarabun","Prompt","Noto Sans Thai",system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg);line-height:1.75;font-size:16px}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-dark)}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Header */
header{background:#fff;border-bottom:2px solid var(--primary);position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.nav{display:flex;justify-content:space-between;align-items:center;padding:14px 0;flex-wrap:wrap;gap:12px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--primary);font-size:1.15rem}
.logo-badge{width:42px;height:42px;background:var(--primary);color:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1.2rem}
nav ul{list-style:none;display:flex;gap:6px;flex-wrap:wrap}
nav a{color:var(--ink);padding:8px 14px;border-radius:6px;font-weight:500;font-size:.95rem;transition:all .2s}
nav a:hover,nav a.active{background:var(--primary);color:#fff}

/* Hero */
.hero{position:relative;min-height:520px;display:flex;align-items:center;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:linear-gradient(135deg,rgba(139,10,32,.85),rgba(200,16,46,.75)),url('https://images.unsplash.com/photo-1568871391149-46b2b459f0b1?w=1600') center/cover;z-index:-1}
.hero-inner{padding:80px 0;max-width:780px}
.hero h1{font-size:2.8rem;line-height:1.2;margin-bottom:20px;font-weight:800;text-shadow:0 2px 12px rgba(0,0,0,.3)}
.hero p{font-size:1.15rem;margin-bottom:28px;opacity:.95}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 26px;border-radius:8px;font-weight:600;transition:all .2s;border:2px solid transparent;cursor:pointer;font-size:1rem}
.btn-primary{background:var(--accent);color:var(--ink)}
.btn-primary:hover{background:#e0a300;color:var(--ink);transform:translateY(-2px)}
.btn-outline{background:transparent;color:#fff;border-color:#fff}
.btn-outline:hover{background:#fff;color:var(--primary)}

/* Section */
section{padding:70px 0}
.section-title{text-align:center;margin-bottom:48px}
.section-title span{color:var(--primary);font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:.9rem}
.section-title h2{font-size:2.2rem;margin-top:8px;color:var(--ink)}
.section-title p{color:var(--muted);margin-top:12px;max-width:720px;margin-left:auto;margin-right:auto}

/* Grid */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}

/* Card */
.card{background:var(--card);border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:transform .25s,box-shadow .25s;border:1px solid var(--border)}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(0,0,0,.1)}
.card img{aspect-ratio:4/3;object-fit:cover;width:100%}
.card-body{padding:20px}
.card-body h3{font-size:1.15rem;margin-bottom:8px;color:var(--ink)}
.card-body p{color:var(--muted);font-size:.95rem}
.tag{display:inline-block;background:var(--accent);color:var(--ink);padding:4px 10px;border-radius:20px;font-size:.75rem;font-weight:700;margin-bottom:8px}
.price{color:var(--primary);font-weight:800;font-size:1.1rem;margin-top:10px}

/* Feature */
.feature{text-align:center;padding:24px}
.feature-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;font-size:1.6rem;margin-bottom:16px}
.feature h3{margin-bottom:8px}
.feature p{color:var(--muted);font-size:.95rem}

/* Alt bg */
.bg-alt{background:#fff}
.bg-dark{background:var(--ink);color:#eee}
.bg-dark h2,.bg-dark h3{color:#fff}

/* Article body */
.prose{max-width:820px;margin:0 auto}
.prose h2{font-size:1.7rem;margin:36px 0 14px;color:var(--primary-dark);border-left:5px solid var(--primary);padding-left:14px}
.prose h3{font-size:1.3rem;margin:24px 0 10px;color:var(--ink)}
.prose p{margin-bottom:16px;color:#333}
.prose ul,.prose ol{margin:0 0 18px 24px}
.prose li{margin-bottom:8px}
.prose img{border-radius:10px;margin:20px 0;box-shadow:0 6px 18px rgba(0,0,0,.08)}
.prose blockquote{border-left:4px solid var(--accent);background:#fff8e1;padding:14px 20px;margin:20px 0;border-radius:0 8px 8px 0;font-style:italic;color:#5a4700}
.hero-simple{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:70px 0;text-align:center}
.hero-simple h1{font-size:2.5rem;margin-bottom:12px}
.hero-simple p{opacity:.9;font-size:1.1rem}
.breadcrumb{padding:16px 0;color:var(--muted);font-size:.9rem}
.breadcrumb a{color:var(--muted)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
@media(max-width:768px){.contact-grid{grid-template-columns:1fr}}
.info-item{display:flex;gap:14px;margin-bottom:20px;padding:16px;background:#fff;border-radius:10px;border:1px solid var(--border)}
.info-icon{width:44px;height:44px;background:var(--primary);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.info-item strong{display:block;margin-bottom:4px;color:var(--ink)}
.info-item span{color:var(--muted);font-size:.95rem}
.form-group{margin-bottom:16px}
.form-group label{display:block;margin-bottom:6px;font-weight:600;color:var(--ink)}
.form-group input,.form-group textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:1rem;background:#fff}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(200,16,46,.15)}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.gallery img{aspect-ratio:1;object-fit:cover;border-radius:8px;transition:transform .3s}
.gallery img:hover{transform:scale(1.04)}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:24px;text-align:center}
.stat-num{font-size:2.6rem;font-weight:800;color:var(--accent);line-height:1}
.stat-label{color:#ccc;margin-top:8px;font-size:.95rem}

/* Timeline */
.timeline{position:relative;padding-left:32px;max-width:820px;margin:0 auto}
.timeline::before{content:'';position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:var(--primary)}
.timeline-item{position:relative;padding-bottom:28px}
.timeline-item::before{content:'';position:absolute;left:-30px;top:6px;width:16px;height:16px;background:var(--primary);border-radius:50%;border:3px solid #fff;box-shadow:0 0 0 2px var(--primary)}
.timeline-item h3{color:var(--primary);margin-bottom:6px}
.timeline-item .year{font-weight:700;color:var(--accent);font-size:.9rem}

/* Footer */
footer{background:#1a1a1a;color:#ccc;padding:56px 0 20px;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:32px;margin-bottom:36px}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}
footer h4{color:#fff;margin-bottom:14px;font-size:1rem}
footer ul{list-style:none}
footer li{margin-bottom:8px}
footer a{color:#bbb;font-size:.9rem}
footer a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid #333;padding-top:20px;text-align:center;color:#888;font-size:.85rem}

/* Utility */
.text-center{text-align:center}
.mt-4{margin-top:32px}
@media(max-width:768px){
  .hero h1{font-size:2rem}
  .section-title h2{font-size:1.7rem}
  nav ul{gap:2px}
  nav a{padding:6px 10px;font-size:.85rem}
}