/* ===========================================================
   Modern Thai Blessing Theme — Concrete / Ready-Mix Delivery
   Palette : เขียวอ่อน + ทอง + ขาว  (Light Green + Gold + White)
   =========================================================== */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root{
  --green-50 : #F1F8EC;
  --green-100: #E1F0D2;
  --green-200: #C4E0A7;
  --green-300: #9EC972;
  --green-400: #7CB953;
  --green-500: #5CA336;   /* primary */
  --green-600: #4A8B28;
  --green-700: #3A6E1F;
  --green-800: #2E5717;

  --gold-50  : #FBF6E2;
  --gold-100 : #F6EAB5;
  --gold-200 : #EFD884;
  --gold-300 : #E5C45C;
  --gold-400 : #D9AE3F;
  --gold-500 : #C9972A;   /* accent */
  --gold-600 : #A87B1C;

  --white    : #FFFFFF;
  --cream    : #FBFAF3;
  --paper    : #F7F9F3;
  --line     : #E6E8DE;
  --ink      : #1F2A14;
  --ink-2    : #4E5A3E;
  --ink-3    : #768067;

  --shadow-sm: 0 1px 2px rgba(31,42,20,.06), 0 1px 3px rgba(31,42,20,.06);
  --shadow-md: 0 6px 18px -8px rgba(31,42,20,.18), 0 2px 6px rgba(31,42,20,.08);
  --shadow-lg: 0 20px 50px -20px rgba(31,42,20,.30), 0 8px 20px -10px rgba(201,151,42,.18);

  --radius   : 14px;
  --radius-lg: 22px;
  --container: 1200px;
}

html,body{ background:var(--paper); color:var(--ink); font-family:"Be Vietnam Pro","Noto Sans Thai","Sarabun","Prompt",system-ui,sans-serif; line-height:1.65; -webkit-font-smoothing:antialiased; }
img{ max-width:100%; display:block; }
a{ color:var(--green-700); text-decoration:none; }
a:hover{ color:var(--gold-600); }
strong,b{ color:var(--green-800); }

.container{ max-width:var(--container); margin:0 auto; padding:0 20px; }

/* ---------- Top Bar ---------- */
.topbar{
  background:linear-gradient(90deg,var(--green-700),var(--green-500));
  color:var(--white); font-size:14px; padding:8px 0;
}
.topbar .container{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:8px; }
.topbar a{ color:#fff; }
.topbar a:hover{ color:var(--gold-200); }
.topbar .quick{ display:flex; gap:14px; flex-wrap:wrap; }

/* ---------- Header ---------- */
.header{
  background:var(--white);
  border-bottom:1px solid var(--line);
  position:sticky; top:0; z-index:50;
  box-shadow:var(--shadow-sm);
}
.header .container{ display:flex; justify-content:space-between; align-items:center; padding:14px 20px; gap:18px; flex-wrap:wrap; }
.logo{ display:flex; align-items:center; gap:12px; }
.logo img{ width:46px; height:46px; object-fit:contain; border-radius:10px; background:var(--cream); padding:4px; border:1px solid var(--line); }
.brand{ font-weight:800; color:var(--green-800); font-size:20px; line-height:1.15; letter-spacing:-.01em; }
.brand small{ display:block; color:var(--gold-600); font-size:12px; font-weight:600; letter-spacing:.05em; }
.nav{ display:flex; gap:6px; flex-wrap:wrap; }
.nav a{ padding:9px 14px; border-radius:10px; color:var(--ink-2); font-weight:600; font-size:14px; transition:.18s; }
.nav a:hover{ background:var(--green-50); color:var(--green-700); }

/* ---------- Breadcrumb ---------- */
.breadcrumb{ background:var(--cream); border-bottom:1px solid var(--line); padding:12px 0; font-size:14px; color:var(--ink-3); }
.breadcrumb span{ margin:0 6px; color:var(--gold-500); }
.breadcrumb a{ color:var(--green-700); font-weight:600; }

/* ---------- Hero ---------- */
.hero{
  position:relative; overflow:hidden;
  background:
    radial-gradient(1200px 380px at 90% -10%, rgba(201,151,42,.18), transparent 60%),
    radial-gradient(900px 380px at -10% 110%, rgba(92,163,54,.22), transparent 55%),
    linear-gradient(180deg,#FAFCEF 0%,var(--white) 100%);
  padding:48px 0 56px;
}
.hero::before{
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(92,163,54,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92,163,54,.06) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  pointer-events:none;
}
.hero .container{ position:relative; z-index:1; }
.hero-grid{ display:grid; grid-template-columns:1.1fr 1fr; gap:36px; align-items:center; }
.badges{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:14px; }
.badge{
  display:inline-flex; align-items:center; gap:6px;
  background:var(--white); color:var(--green-800);
  border:1px solid var(--gold-200); padding:6px 12px; border-radius:999px;
  font-size:13px; font-weight:600; box-shadow:var(--shadow-sm);
}
.hero h1{
  font-size: clamp(28px, 4.4vw, 48px);
  line-height:1.18; letter-spacing:-.02em; color:var(--ink);
  font-weight:800; margin-bottom:14px;
}
.hero h1 span{
  background:linear-gradient(90deg,var(--green-700),var(--gold-500));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero p{ color:var(--ink-2); font-size:17px; max-width:560px; margin-bottom:22px; }
.hero-cta{ display:flex; gap:12px; flex-wrap:wrap; }
.hero-img{
  position:relative; border-radius:var(--radius-lg); overflow:hidden;
  box-shadow:var(--shadow-lg);
  aspect-ratio:4/3;
  border:6px solid var(--white);
  background:var(--cream);
}
.hero-img::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, transparent 55%, rgba(31,42,20,.20) 100%);
}
.hero-img img{ width:100%; height:100%; object-fit:cover; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:13px 22px; border-radius:14px;
  font-weight:700; font-size:15px;
  transition:.18s transform, .18s box-shadow, .18s background;
  box-shadow:var(--shadow-md);
  border:1px solid transparent; cursor:pointer;
}
.btn:hover{ transform:translateY(-1px); }
.btn:active{ transform:translateY(0); }
.btn-call{ background:linear-gradient(135deg,var(--green-600),var(--green-500)); color:#fff; }
.btn-call:hover{ background:linear-gradient(135deg,var(--green-700),var(--green-600)); color:#fff; }
.btn-line{ background:#00B900; color:#fff; }
.btn-line:hover{ background:#00A300; color:#fff; }
.btn-gold{ background:linear-gradient(135deg,var(--gold-500),var(--gold-300)); color:var(--ink); }
.btn-gold:hover{ background:linear-gradient(135deg,var(--gold-600),var(--gold-400)); color:#fff; }
.btn-ghost{ background:var(--white); color:var(--green-700); border-color:var(--green-200); box-shadow:none; }
.btn-ghost:hover{ background:var(--green-50); }

/* ---------- Section ---------- */
section{ padding:64px 0; }
.bg-soft{ background:var(--cream); }
.bg-paper{ background:var(--paper); }
.bg-band{ background:linear-gradient(135deg,var(--green-700),var(--green-500)); color:#fff; }
.bg-band .section-title h2, .bg-band p, .bg-band a{ color:#fff; }

.section-title{ text-align:center; max-width:760px; margin:0 auto 40px; }
.section-title .eyebrow{
  display:inline-block; padding:6px 14px; border-radius:999px;
  background:var(--gold-50); color:var(--gold-600);
  font-size:12px; font-weight:700; letter-spacing:.12em; text-transform:uppercase;
  border:1px solid var(--gold-200);
}
.section-title h2{ font-size: clamp(24px, 3vw, 34px); color:var(--green-800); margin:14px 0 8px; font-weight:800; letter-spacing:-.01em; }
.section-title p{ color:var(--ink-2); font-size:16px; }

/* ---------- Stats ---------- */
.stats-row{ display:grid; grid-template-columns:repeat(4,1fr); gap:14px; margin-top:8px; }
.stat-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:18px 14px; text-align:center; box-shadow:var(--shadow-sm);
  transition:.2s;
}
.stat-card:hover{ transform:translateY(-3px); border-color:var(--gold-200); }
.stat-card .num{ font-size:28px; font-weight:800; color:var(--green-700); letter-spacing:-.02em; }
.stat-card .lbl{ font-size:13px; color:var(--ink-3); font-weight:600; }

/* ---------- Service Cards ---------- */
.services-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.service-card{
  background:var(--white); border:1px solid var(--line);
  border-radius:var(--radius); overflow:hidden; transition:.22s;
  box-shadow:var(--shadow-sm);
}
.service-card:hover{ transform:translateY(-4px); border-color:var(--green-200); box-shadow:var(--shadow-lg); }
.service-card .img-wrap{ aspect-ratio:4/3; overflow:hidden; background:var(--cream); }
.service-card .img-wrap img{ width:100%; height:100%; object-fit:cover; transition:.4s; }
.service-card:hover .img-wrap img{ transform:scale(1.06); }
.service-card .body{ padding:18px; }
.service-card h3{ font-size:18px; color:var(--green-800); margin-bottom:8px; font-weight:700; line-height:1.3; }
.service-card p{ color:var(--ink-2); font-size:14px; margin-bottom:10px; }
.tag{
  display:inline-block; padding:4px 10px; border-radius:999px;
  background:var(--gold-50); color:var(--gold-600);
  font-size:12px; font-weight:700; border:1px solid var(--gold-200);
}

/* ---------- Before / After ---------- */
.ba-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.ba-card{ background:var(--white); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-sm); }
.ba-images{ position:relative; display:grid; grid-template-columns:1fr 1fr; gap:2px; background:var(--white); }
.ba-images img{ aspect-ratio:1/1; object-fit:cover; }
.ba-label{ position:absolute; top:10px; padding:4px 10px; border-radius:999px; font-size:11px; font-weight:800; letter-spacing:.06em; color:#fff; z-index:1; }
.ba-before{ left:10px; background:var(--ink-2); }
.ba-after{ right:10px; background:var(--green-600); }
.ba-card .body{ padding:14px 16px; }
.ba-card h4{ font-size:16px; color:var(--green-800); margin-bottom:4px; }
.ba-card p{ font-size:14px; color:var(--ink-2); }

/* ---------- Calculator ---------- */
.calc-wrap{
  max-width:760px; margin:0 auto;
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius-lg);
  padding:28px; box-shadow:var(--shadow-md);
}
.calc-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:14px; }
.calc-field label{ display:block; font-size:13px; font-weight:700; color:var(--ink-2); margin-bottom:6px; }
.calc-field input, .calc-field select{
  width:100%; padding:12px 14px; border:1.5px solid var(--line);
  border-radius:12px; font-size:15px; background:var(--white); color:var(--ink);
  font-family:inherit;
  transition:.15s;
}
.calc-field input:focus, .calc-field select:focus{ outline:none; border-color:var(--green-500); box-shadow:0 0 0 3px rgba(92,163,54,.15); }
.calc-result{
  background:linear-gradient(135deg,var(--green-50),var(--gold-50));
  border:1px solid var(--gold-200); border-radius:16px;
  padding:20px; text-align:center; margin-top:8px;
}
.calc-result small{ color:var(--ink-3); font-size:13px; font-weight:600; }
.calc-result .price{ font-size:32px; font-weight:800; color:var(--green-800); letter-spacing:-.02em; margin-top:4px; }
.calc-note{ font-size:12px; color:var(--ink-3); text-align:center; margin-top:10px; }

/* ---------- Map ---------- */
.map-wrap{ border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-md); border:6px solid var(--white); }
.map-wrap iframe{ width:100%; height:420px; border:0; display:block; }

/* ---------- Areas ---------- */
.search-box{ max-width:540px; margin:0 auto 24px; }
.search-box input{
  width:100%; padding:14px 18px; border:1.5px solid var(--gold-200); border-radius:14px;
  font-size:15px; background:var(--white); color:var(--ink); box-shadow:var(--shadow-sm); font-family:inherit;
}
.search-box input:focus{ outline:none; border-color:var(--green-500); }
.areas-tabs{ display:flex; gap:8px; justify-content:center; flex-wrap:wrap; margin-bottom:24px; }
.tab-btn{
  padding:10px 18px; border-radius:999px; background:var(--white); color:var(--green-700);
  border:1.5px solid var(--green-200); cursor:pointer; font-weight:700; font-size:14px; font-family:inherit;
  transition:.18s;
}
.tab-btn:hover{ background:var(--green-50); }
.tab-btn.active{ background:linear-gradient(135deg,var(--green-600),var(--green-500)); color:#fff; border-color:transparent; box-shadow:var(--shadow-md); }
.area-section{ display:none; }
.area-section.active{ display:block; }
.areas-grid{ display:flex; flex-wrap:wrap; gap:8px; justify-content:center; }
.area-link{
  display:inline-block; padding:8px 14px; border-radius:10px;
  background:var(--white); border:1px solid var(--line);
  color:var(--green-700); font-size:14px; font-weight:600;
  transition:.15s;
}
.area-link:hover{ background:var(--green-50); border-color:var(--gold-200); color:var(--green-800); transform:translateY(-1px); }
.area-link.bkk{ border-color:var(--green-200); }
.area-link.peri{ border-color:var(--gold-200); }

/* ---------- FAQ ---------- */
.faq-list{ max-width:860px; margin:0 auto; display:flex; flex-direction:column; gap:10px; }
.faq-item{ background:var(--white); border:1px solid var(--line); border-radius:14px; overflow:hidden; box-shadow:var(--shadow-sm); }
.faq-q{
  padding:16px 20px; font-weight:700; color:var(--green-800);
  cursor:pointer; display:flex; justify-content:space-between; gap:14px; align-items:center;
}
.faq-q::after{ content:"+"; font-size:22px; color:var(--gold-500); transition:.2s; line-height:1; }
.faq-item.open .faq-q{ background:var(--green-50); }
.faq-item.open .faq-q::after{ content:"−"; }
.faq-a{ display:none; padding:0 20px 18px; color:var(--ink-2); border-top:1px solid var(--line); }
.faq-item.open .faq-a{ display:block; padding-top:14px; }

/* ---------- Reviews ---------- */
.reviews-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.review-card{ background:var(--white); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-sm); transition:.2s; }
.review-card:hover{ transform:translateY(-3px); border-color:var(--gold-200); }
.review-card .img-wrap{ aspect-ratio:16/10; overflow:hidden; background:var(--cream); }
.review-card .img-wrap img{ width:100%; height:100%; object-fit:cover; }
.review-card .body{ padding:18px; }
.stars{ color:var(--gold-500); font-size:18px; letter-spacing:2px; margin-bottom:8px; }
.review-text{ font-size:14px; color:var(--ink-2); margin-bottom:10px; font-style:italic; }
.reviewer{ font-size:13px; font-weight:700; color:var(--green-800); }
.review-service{ font-size:12px; color:var(--gold-600); margin-top:2px; font-weight:600; }

/* ---------- CTA Band ---------- */
.cta-section{
  background:
    radial-gradient(800px 300px at 80% 0%, rgba(201,151,42,.35), transparent 60%),
    linear-gradient(135deg,var(--green-700),var(--green-500));
  color:#fff; text-align:center;
}
.cta-section h2{ font-size:clamp(24px,3vw,34px); margin-bottom:8px; color:#fff; font-weight:800; }
.cta-section p{ color:var(--gold-100); margin-bottom:20px; }

/* ---------- Footer ---------- */
.footer{ background:#192611; color:var(--green-100); padding:48px 0 24px; margin-top:0; }
.footer-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:30px; margin-bottom:24px; }
.footer h4{ color:var(--gold-300); font-size:15px; letter-spacing:.05em; margin-bottom:14px; font-weight:700; }
.footer a{ display:block; color:var(--green-100); padding:4px 0; font-size:14px; transition:.15s; }
.footer a:hover{ color:var(--gold-200); transform:translateX(3px); }
.footer p{ color:#A8B89A; font-size:14px; margin-bottom:6px; }
.footer-bottom{ border-top:1px solid #2A3A1F; padding-top:18px; text-align:center; color:#8AA37A; font-size:13px; }
.footer-bottom a{ display:inline; color:var(--gold-300); }

/* ---------- Floating CTA ---------- */
.floating{ position:fixed; right:18px; bottom:18px; z-index:60; display:flex; flex-direction:column; gap:10px; }
.float-btn{
  width:56px; height:56px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  font-size:24px; color:#fff !important; box-shadow:var(--shadow-lg); transition:.2s;
  text-decoration:none;
}
.float-btn:hover{ transform:scale(1.08); }
.float-call{ background:linear-gradient(135deg,var(--green-600),var(--green-500)); animation:pulse 2s infinite; }
.float-line{ background:#00B900; }
@keyframes pulse{
  0%,100%{ box-shadow:0 0 0 0 rgba(92,163,54,.55), var(--shadow-lg); }
  50%    { box-shadow:0 0 0 12px rgba(92,163,54,0), var(--shadow-lg); }
}

/* ---------- Article ---------- */
.article-hero{ padding:40px 0 24px; }
.article-hero h1{ font-size:clamp(26px,3.4vw,38px); color:var(--green-800); margin-bottom:10px; font-weight:800; }
.article-hero .meta{ font-size:14px; color:var(--ink-3); }
.article-body{ max-width:760px; margin:0 auto; padding:8px 0 40px; font-size:17px; line-height:1.85; color:var(--ink); }
.article-body h2{ color:var(--green-700); font-size:24px; margin:34px 0 12px; border-left:4px solid var(--gold-400); padding-left:14px; font-weight:800; }
.article-body h3{ color:var(--green-800); font-size:20px; margin:24px 0 10px; font-weight:700; }
.article-body p{ margin-bottom:14px; color:var(--ink); }
.article-body ul, .article-body ol{ margin:8px 0 16px 22px; }
.article-body li{ margin-bottom:6px; }
.article-body a{ color:var(--gold-600); border-bottom:1.5px dotted var(--gold-300); font-weight:600; }
.article-body a:hover{ color:var(--green-700); border-color:var(--green-500); }
.article-body img{ border-radius:var(--radius); margin:18px 0; box-shadow:var(--shadow-md); border:4px solid var(--white); }
.article-body blockquote{
  border-left:5px solid var(--gold-400);
  background:var(--gold-50);
  padding:14px 18px; margin:18px 0; border-radius:0 var(--radius) var(--radius) 0;
  font-style:italic; color:var(--ink-2);
}

.cta-inline{
  background:linear-gradient(135deg,var(--green-50),var(--gold-50));
  border:1px solid var(--gold-200);
  border-radius:var(--radius-lg);
  padding:22px;
  margin:24px 0;
  display:flex; flex-wrap:wrap; gap:14px; justify-content:space-between; align-items:center;
}
.cta-inline .txt{ flex:1; min-width:260px; }
.cta-inline strong{ color:var(--green-800); font-size:17px; }
.cta-inline small{ display:block; color:var(--ink-3); font-size:13px; margin-top:2px; }

.article-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; box-shadow:var(--shadow-sm); transition:.2s;
  display:flex; flex-direction:column;
}
.article-card:hover{ transform:translateY(-4px); border-color:var(--gold-200); box-shadow:var(--shadow-md); }
.article-card .img-wrap{ aspect-ratio:16/9; overflow:hidden; background:var(--cream); }
.article-card .img-wrap img{ width:100%; height:100%; object-fit:cover; }
.article-card .body{ padding:18px; flex:1; display:flex; flex-direction:column; }
.article-card h3{ font-size:17px; color:var(--green-800); margin-bottom:8px; font-weight:700; line-height:1.35; }
.article-card p{ color:var(--ink-2); font-size:14px; margin-bottom:12px; flex:1; }
.article-card .read-more{ color:var(--gold-600); font-weight:700; font-size:14px; }

/* ---------- Pourfloor Promo Strip ---------- */
.promo-floor{
  background:var(--white); border:1px solid var(--gold-200); border-radius:var(--radius-lg);
  overflow:hidden; box-shadow:var(--shadow-md);
  display:grid; grid-template-columns:1fr 1.2fr; gap:0;
}
.promo-floor .promo-img{ aspect-ratio:4/3; background:var(--cream); overflow:hidden; }
.promo-floor .promo-img img{ width:100%; height:100%; object-fit:cover; transition:.4s; }
.promo-floor:hover .promo-img img{ transform:scale(1.04); }
.promo-floor .promo-body{ padding:30px; display:flex; flex-direction:column; justify-content:center; }
.promo-floor .promo-eye{
  display:inline-block; padding:5px 12px; border-radius:999px;
  background:var(--gold-50); color:var(--gold-600);
  border:1px solid var(--gold-200);
  font-size:12px; font-weight:700; letter-spacing:.1em; text-transform:uppercase; margin-bottom:12px;
  align-self:flex-start;
}
.promo-floor h3{ font-size:24px; color:var(--green-800); margin-bottom:10px; font-weight:800; line-height:1.25; }
.promo-floor p{ color:var(--ink-2); font-size:15px; margin-bottom:18px; }

/* ---------- Keyword Pills ---------- */
.kw-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:10px; max-width:1000px; margin:0 auto; }
.kw-pill{
  background:var(--white); border:1px solid var(--line); border-radius:12px;
  padding:14px 16px; text-align:left; color:var(--green-800);
  font-weight:600; font-size:14px; transition:.18s;
  display:flex; align-items:center; gap:10px;
}
.kw-pill::before{ content:"✓"; color:var(--gold-500); font-weight:800; }
.kw-pill:hover{ background:var(--green-50); border-color:var(--gold-200); transform:translateY(-2px); }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns:1fr; }
  .services-grid, .ba-grid, .reviews-grid{ grid-template-columns:repeat(2,1fr); }
  .stats-row{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:repeat(2,1fr); }
  .kw-grid{ grid-template-columns:repeat(2,1fr); }
  .map-wrap iframe{ height:340px; }
  .promo-floor{ grid-template-columns:1fr; }
}
@media (max-width: 600px){
  section{ padding:44px 0; }
  .nav{ width:100%; justify-content:center; gap:2px; }
  .nav a{ padding:8px 10px; font-size:13px; }
  .services-grid, .ba-grid, .reviews-grid{ grid-template-columns:1fr; }
  .calc-row{ grid-template-columns:1fr; }
  .hero{ padding:28px 0 36px; }
  .hero-img{ aspect-ratio:5/4; }
  .footer-grid{ grid-template-columns:1fr; }
  .kw-grid{ grid-template-columns:1fr; }
  .map-wrap iframe{ height:300px; }
}