/* ============================================================
   CHAILAI — Home page styles
   ============================================================ */

/* ---------- HERO ---------- */
.hero{padding:130px 0 72px;background:
  radial-gradient(1100px 520px at 80% -10%, #FFF8D6 0%, rgba(255,248,214,0) 60%),
  var(--paper);
  overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;}
.hero-copy h1{font-size:clamp(40px,6.2vw,82px);margin:24px 0 26px;}
.hero-tag{font-size:20px;color:var(--gray-mid);max-width:520px;line-height:1.6;font-weight:400;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:36px;}

.hero-visual{position:relative;}
.hero-frame{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:3px solid var(--yellow);
  box-shadow:var(--shadow-lg);
  aspect-ratio:4/5;
}
.hero-frame img{width:100%;height:100%;object-fit:cover;}
.hero-badge{
  position:absolute;left:-22px;bottom:34px;
  background:var(--black);color:#fff;border-radius:var(--r-md);
  padding:16px 22px;display:flex;flex-direction:column;align-items:flex-start;gap:1px;
  box-shadow:var(--shadow-md);
}
.hero-badge .mono{font-size:11px;letter-spacing:.2em;color:var(--gold);}
.hero-badge strong{font-family:'Archivo',sans-serif;font-size:30px;color:var(--yellow);line-height:1;}
.hero-badge span:last-child{font-size:13px;color:#bdbbB2;}
.hero-chip{
  position:absolute;top:24px;right:-14px;background:var(--yellow);color:var(--black);
  font-size:11px;letter-spacing:.16em;padding:9px 14px;border-radius:8px;
  box-shadow:var(--shadow-sm);font-weight:500;
}

/* ---------- ABOUT ---------- */
.about{background:var(--paper);}
.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start;}
.about-head h2{font-family:'Anuphan',sans-serif;font-weight:700;font-size:clamp(28px,3.4vw,40px);line-height:1.12;color:var(--black);margin-top:18px;letter-spacing:-.01em;}
.about-body p{font-size:19px;color:var(--gray-mid);line-height:1.75;}
.vision{margin-top:30px;padding:26px 28px;background:var(--paper-2);border:1px solid var(--line);border-left:4px solid var(--yellow);border-radius:var(--r-md);}
.vision .mono{display:block;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-deep);margin-bottom:8px;}
.vision p{font-size:18px;color:var(--gray-dark);font-weight:500;line-height:1.6;}

/* ---------- BUSINESSES ---------- */
.businesses{background:var(--paper-2);border-top:1px solid var(--line);}
.bu-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.bu-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s, box-shadow .25s, border-color .25s;
  box-shadow:var(--shadow-sm);
}
.bu-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--gold);}
.bu-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--black);}
.bu-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.bu-card:hover .bu-media img{transform:scale(1.05);}
.bu-media--industrial{display:flex;align-items:center;justify-content:center;color:var(--yellow);
  background:radial-gradient(120% 120% at 30% 20%, #1f1f1f 0%, #0E0E0E 70%);}
.bu-media--industrial svg{width:96px;height:96px;position:relative;z-index:1;opacity:.92;}
.bu-pattern{position:absolute;inset:0;opacity:.16;
  background-image:linear-gradient(var(--gold-deep) 1px,transparent 1px),linear-gradient(90deg,var(--gold-deep) 1px,transparent 1px);
  background-size:26px 26px;}
.bu-tag{position:absolute;left:14px;top:14px;z-index:2;background:rgba(14,14,14,.78);color:var(--yellow);
  font-size:10.5px;letter-spacing:.14em;padding:6px 11px;border-radius:7px;backdrop-filter:blur(4px);}
.bu-media--industrial .bu-tag{background:rgba(255,222,0,.16);}
.bu-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1;}
.bu-body h3{font-family:'Archivo',sans-serif;font-weight:800;font-size:21px;color:var(--black);margin-bottom:10px;letter-spacing:.01em;}
.bu-body p{font-size:15.5px;color:var(--gray-mid);line-height:1.65;flex:1;}
.bu-link{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-weight:600;font-size:15px;color:var(--gold-deep);}
.bu-link .arrow{transition:transform .2s;}
.bu-card:hover .bu-link .arrow{transform:translateX(4px);}

/* ---------- WHY ---------- */
.why{background:var(--paper);}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.why-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px 30px 32px;position:relative;color:var(--gold-deep);transition:transform .25s,box-shadow .25s;}
.why-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.why-num{position:absolute;top:26px;right:28px;font-size:13px;color:var(--gray);}
.why-card svg{width:42px;height:42px;margin-bottom:22px;}
.why-card h3{font-family:'Archivo',sans-serif;font-weight:800;font-size:20px;color:var(--black);margin-bottom:10px;}
.why-card p{font-size:15.5px;color:var(--gray-mid);line-height:1.65;}

/* ---------- STATS ---------- */
.stats{background:var(--black);color:#fff;padding:64px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat{text-align:center;border-right:1px solid rgba(255,255,255,.12);padding:6px 0;}
.stat:last-child{border-right:none;}
.stat strong{display:block;font-family:'Archivo',sans-serif;font-weight:900;font-size:clamp(40px,5vw,60px);color:var(--yellow);line-height:1;}
.stat span{display:block;margin-top:12px;font-size:14.5px;color:#b8b6ad;}

/* ---------- CONTACT ---------- */
.contact{background:var(--paper-2);border-top:1px solid var(--line);}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.contact-info h2{font-family:'Anuphan',sans-serif;font-weight:700;font-size:clamp(28px,3.4vw,42px);color:var(--black);margin-top:16px;line-height:1.12;letter-spacing:-.01em;}
.contact-lead{margin-top:14px;font-size:18px;color:var(--gray-mid);}
.contact-rows{margin-top:30px;border-top:1px solid var(--line);}
.crow{display:grid;grid-template-columns:130px 1fr;gap:18px;padding:15px 0;border-bottom:1px solid var(--line);align-items:baseline;}
.clabel{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-deep);}
.cval{font-size:16px;color:var(--gray-dark);}
.cval a:hover{color:var(--gold-deep);}
.contact-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.contact-map{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-md);height:100%;min-height:480px;}
.contact-map iframe{width:100%;height:100%;min-height:480px;border:0;display:block;filter:grayscale(.2);}

@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:48px;}
  .hero-visual{max-width:440px;}
  .about-grid{grid-template-columns:1fr;gap:28px;}
  .bu-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto;}
  .why-grid{grid-template-columns:1fr;gap:18px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:32px 16px;}
  .stat:nth-child(2){border-right:none;}
  .contact-grid{grid-template-columns:1fr;gap:36px;}
  .contact-map{min-height:360px;}
}
@media(max-width:560px){
  .hero{padding:120px 0 72px;}
  .hero-badge{left:0;}
  .hero-chip{right:0;}
  .crow{grid-template-columns:1fr;gap:4px;padding:13px 0;}
}