/* ===== Modern Thai Blessing — Navy + Gold + White =====
   Brand: โยธินการช่าง — รับเทพื้นคอนกรีต
   Inspired by code.html (Tailwind tokens) → translated to native CSS
   ===================================================== */

:root{
  /* Core navy */
  --navy-900: #0B2545;   /* deepest */
  --navy-800: #133A6B;
  --navy-700: #1B4D8C;   /* primary action */
  --navy-600: #2563A8;
  --navy-500: #3B82C4;   /* secondary text on white */
  --navy-100: #DCE7F3;
  --navy-50 : #EEF4FB;

  /* Gold — auspicious accent */
  --gold-700: #9F7A1F;
  --gold-600: #B68920;
  --gold-500: #C9972A;   /* primary gold */
  --gold-400: #DAB04A;
  --gold-300: #E6C66E;
  --gold-100: #F5E8C7;
  --gold-50 : #FBF6E6;

  /* Surface */
  --paper   : #FFFFFF;
  --cream   : #FAFAF7;
  --ink     : #1A1F2E;
  --ink-soft: #4A5568;
  --line    : rgba(11, 37, 69, 0.10);
  --line-gold:rgba(201, 151, 42, 0.30);

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(11,37,69,0.06), 0 1px 3px rgba(11,37,69,0.04);
  --shadow-md: 0 4px 16px rgba(11,37,69,0.08), 0 2px 6px rgba(201,151,42,0.06);
  --shadow-lg: 0 12px 40px rgba(11,37,69,0.12), 0 4px 12px rgba(201,151,42,0.10);
  --shadow-gold: 0 8px 24px rgba(201,151,42,0.18);

  --radius   : 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --container: 1200px;
  --gutter   : 24px;
  --gutter-m : 16px;
  --stack-sm : 8px;
  --stack-md : 24px;
  --stack-lg : 64px;
}

*,*::before,*::after{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
html,body{
  background: var(--cream);
  color: var(--ink);
  font-family: "Be Vietnam Pro", "Noto Sans Thai", "Sarabun", "Prompt", system-ui, -apple-system, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
}
body{ overflow-x:hidden; }
img{ max-width:100%; height:auto; display:block; }
a{ color: var(--navy-700); text-decoration:none; transition: color .18s ease; }
a:hover{ color: var(--gold-600); }

.container{ max-width: var(--container); margin:0 auto; padding: 0 var(--gutter-m); }
@media (min-width: 768px){ .container{ padding: 0 var(--gutter); } }

/* ============ Top bar ============ */
.topbar{
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 100%);
  color: #fff;
  font-size: 13px;
  padding: 8px 0;
  border-bottom: 1px solid var(--gold-500);
}
.topbar-row{ display:flex; flex-wrap:wrap; gap:14px; align-items:center; justify-content:space-between; }
.topbar a{ color: var(--gold-300); font-weight: 500; }
.topbar a:hover{ color: var(--gold-100); }
.topbar .material-symbols-outlined{ font-size: 16px; vertical-align: -3px; margin-right: 4px; }

/* ============ Header ============ */
.site-header{
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  position: sticky; top: 0; z-index: 50;
}
.header-row{ display:flex; align-items:center; justify-content:space-between; height:72px; gap: 16px; }
.brand{ display:flex; align-items:center; gap: 10px; }
.brand img{ width: 44px; height: 44px; border-radius: var(--radius); }
.brand-name{ font-weight: 800; color: var(--navy-900); font-size: 18px; line-height:1.1; }
.brand-tag{ font-size: 12px; color: var(--gold-600); font-weight: 600; letter-spacing: 0.04em; }
.main-nav{ display:none; gap: 28px; }
@media (min-width: 900px){ .main-nav{ display:flex; } }
.main-nav a{ color: var(--ink-soft); font-weight: 600; font-size: 14px; letter-spacing: 0.03em; }
.main-nav a:hover{ color: var(--navy-700); }
.header-cta{ display:flex; gap:10px; align-items:center; }

/* ============ Buttons ============ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap: 8px;
  padding: 12px 22px; border-radius: var(--radius);
  font-weight: 700; font-size: 15px; letter-spacing: 0.02em;
  cursor:pointer; border: none; transition: all .18s ease;
  text-decoration:none;
}
.btn .material-symbols-outlined{ font-size: 20px; }
.btn-primary{
  background: linear-gradient(135deg, var(--navy-700) 0%, var(--navy-800) 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(27,77,140,0.30), inset 0 -2px 0 rgba(0,0,0,0.10);
  border-bottom: 2px solid var(--navy-900);
}
.btn-primary:hover{ filter: brightness(1.10); color:#fff; transform: translateY(-1px); }
.btn-gold{
  background: linear-gradient(135deg, var(--gold-500) 0%, var(--gold-600) 100%);
  color: var(--navy-900);
  box-shadow: var(--shadow-gold), inset 0 -2px 0 rgba(0,0,0,0.10);
  border-bottom: 2px solid var(--gold-700);
}
.btn-gold:hover{ filter: brightness(1.07); color: var(--navy-900); transform: translateY(-1px); }
.btn-line{
  background: #06C755; color: #fff;
  box-shadow: 0 4px 14px rgba(6,199,85,0.30);
}
.btn-line:hover{ color:#fff; filter: brightness(1.05); }
.btn-outline{
  background: transparent; color: var(--navy-700);
  border: 2px solid var(--navy-700);
}
.btn-outline:hover{ background: var(--navy-50); color: var(--navy-800); }
.btn-sm{ padding: 8px 16px; font-size: 13px; }
.btn-lg{ padding: 16px 32px; font-size: 17px; }
.btn-block{ width: 100%; }

/* ============ Hero ============ */
.hero{
  position: relative; overflow: hidden;
  background:
    radial-gradient(ellipse 1200px 600px at 100% 0%, var(--gold-50) 0%, transparent 60%),
    radial-gradient(ellipse 900px 500px at 0% 100%, var(--navy-50) 0%, transparent 60%),
    var(--paper);
  padding: 60px 0 80px;
}
.hero-grid{ display:grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
@media (min-width: 900px){ .hero-grid{ grid-template-columns: 1.1fr 1fr; gap: 64px; } }
.hero-badge{
  display:inline-flex; align-items:center; gap: 8px;
  padding: 6px 14px; border-radius: var(--radius-full);
  background: rgba(255,255,255,0.7); backdrop-filter: blur(10px);
  border: 1px solid var(--line-gold);
  color: var(--gold-700); font-weight: 700; font-size: 13px; letter-spacing: 0.03em;
  margin-bottom: 20px;
}
.hero-badge .material-symbols-outlined{ font-size: 18px; color: var(--gold-500); }
.hero h1{
  font-size: clamp(32px, 5.5vw, 52px); line-height: 1.15; font-weight: 800;
  color: var(--navy-900); margin: 0 0 20px; letter-spacing: -0.01em;
}
.hero h1 .accent{ color: var(--gold-600); }
.hero .lead{ font-size: 18px; color: var(--ink-soft); margin: 0 0 28px; max-width: 540px; }
.hero-actions{ display:flex; flex-wrap:wrap; gap: 12px; margin-bottom: 32px; }
.hero-stats{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding-top: 24px; border-top: 1px solid var(--line); max-width: 520px; }
.hero-stats .stat-num{ font-size: 24px; font-weight: 800; color: var(--navy-900); line-height: 1; }
.hero-stats .stat-lbl{ font-size: 11px; color: var(--ink-soft); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 4px; font-weight: 600; }

.hero-card{
  position: relative; border-radius: var(--radius-xl); overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--line-gold);
  background: var(--paper);
}
.hero-card img{ width: 100%; height: 420px; object-fit: cover; }
.hero-card-overlay{
  position:absolute; inset: auto 16px 16px 16px;
  background: rgba(255,255,255,0.94); backdrop-filter: blur(8px);
  border: 1px solid var(--line-gold); border-radius: var(--radius-lg);
  padding: 14px 16px;
}
.hero-card-overlay strong{ color: var(--navy-900); font-size: 15px; }
.hero-card-overlay span{ color: var(--gold-600); font-weight: 700; }

/* ============ Sections ============ */
section{ padding: 64px 0; }
@media (max-width: 768px){ section{ padding: 48px 0; } }

.section-head{ text-align:center; max-width: 760px; margin: 0 auto 48px; }
.section-eyebrow{
  display:inline-block; font-size: 12px; font-weight: 800;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gold-600); margin-bottom: 12px;
}
.section-head h2{
  font-size: clamp(26px, 3.6vw, 36px); line-height: 1.25; font-weight: 700;
  color: var(--navy-900); margin: 0 0 14px; letter-spacing: -0.005em;
}
.section-head p{ color: var(--ink-soft); font-size: 17px; margin: 0; }

.section-light{ background: var(--paper); }
.section-cream{ background: var(--cream); }
.section-navy{
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 100%);
  color: #fff;
}
.section-navy .section-head h2, .section-navy h2, .section-navy h3{ color: #fff; }
.section-navy .section-head p, .section-navy p{ color: rgba(255,255,255,0.85); }
.section-navy .section-eyebrow{ color: var(--gold-300); }

/* ============ Services grid ============ */
.services-grid{ display:grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 640px){ .services-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px){ .services-grid{ grid-template-columns: repeat(3, 1fr); } }
.service-card{
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow-sm);
  transition: all .25s ease;
  position: relative; overflow: hidden;
}
.service-card::before{
  content:""; position:absolute; top:0; left:0; right:0; height: 3px;
  background: linear-gradient(90deg, var(--gold-400), var(--gold-600));
  opacity: 0; transition: opacity .25s ease;
}
.service-card:hover{ box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: var(--line-gold); }
.service-card:hover::before{ opacity: 1; }
.service-icon{
  width: 56px; height: 56px; border-radius: var(--radius);
  background: linear-gradient(135deg, var(--gold-50), var(--gold-100));
  color: var(--gold-700);
  display:flex; align-items:center; justify-content:center; margin-bottom: 16px;
}
.service-icon .material-symbols-outlined{ font-size: 30px; }
.service-card h3{ font-size: 18px; color: var(--navy-900); margin: 0 0 8px; font-weight: 700; }
.service-card p{ color: var(--ink-soft); margin: 0; font-size: 14.5px; line-height: 1.6; }

/* ============ Before/After cards ============ */
.ba-grid{ display:grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 720px){ .ba-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px){ .ba-grid{ grid-template-columns: repeat(3, 1fr); } }
.ba-card{
  background: var(--paper); border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow-sm);
  transition: all .25s ease;
}
.ba-card:hover{ box-shadow: var(--shadow-md); transform: translateY(-3px); }
.ba-thumb{ aspect-ratio: 4/3; overflow: hidden; background: var(--navy-50); }
.ba-thumb img{ width:100%; height:100%; object-fit: cover; transition: transform .4s ease; }
.ba-card:hover .ba-thumb img{ transform: scale(1.04); }
.ba-body{ padding: 18px 20px; }
.ba-body h3{ margin: 0 0 6px; font-size: 16px; font-weight: 700; color: var(--navy-900); }
.ba-body p{ margin: 0; color: var(--ink-soft); font-size: 14px; }

/* ============ Promo banner (concrete shop recommend) ============ */
.promo-banner{
  background: linear-gradient(135deg, var(--gold-50), var(--paper));
  border: 2px solid var(--gold-300);
  border-radius: var(--radius-xl);
  padding: 0; overflow: hidden;
  display:grid; grid-template-columns: 1fr; gap: 0;
  box-shadow: var(--shadow-md);
}
@media (min-width: 760px){ .promo-banner{ grid-template-columns: 1.1fr 1fr; } }
.promo-image{ background: var(--navy-50); overflow: hidden; min-height: 240px; }
.promo-image a{ display:block; height: 100%; }
.promo-image img{ width: 100%; height: 100%; min-height: 240px; object-fit: cover; transition: transform .4s ease; }
.promo-image a:hover img{ transform: scale(1.03); }
.promo-body{ padding: 28px 32px; display:flex; flex-direction:column; justify-content:center; }
.promo-eyebrow{ font-size: 11px; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold-700); margin-bottom: 10px; }
.promo-body h3{ font-size: 22px; color: var(--navy-900); margin: 0 0 10px; line-height: 1.3; font-weight: 700; }
.promo-body p{ color: var(--ink-soft); margin: 0 0 18px; font-size: 15px; }

/* ============ Calculator ============ */
.calc-card{
  background: var(--paper); border-radius: var(--radius-xl);
  border: 1px solid var(--line-gold);
  box-shadow: var(--shadow-lg);
  padding: 32px; max-width: 720px; margin: 0 auto;
}
.calc-row{ display:grid; grid-template-columns: 1fr; gap: 18px; margin-bottom: 16px; }
@media (min-width: 640px){ .calc-row{ grid-template-columns: 1fr 1fr; } }
.calc-field label{ display:block; font-size: 13px; font-weight: 700; color: var(--navy-800); margin-bottom: 8px; letter-spacing: 0.02em; }
.calc-field select, .calc-field input{
  width: 100%; padding: 12px 14px;
  border: 1.5px solid var(--line); border-radius: var(--radius);
  font: inherit; color: var(--ink); background: var(--paper);
  transition: border-color .18s ease, box-shadow .18s ease;
}
.calc-field select:focus, .calc-field input:focus{
  outline:none; border-color: var(--gold-500);
  box-shadow: 0 0 0 3px var(--gold-100);
}
.calc-result{
  margin-top: 20px; padding: 22px 24px;
  background: linear-gradient(135deg, var(--navy-900), var(--navy-700));
  color: #fff; border-radius: var(--radius-lg);
  display:flex; justify-content:space-between; align-items:center; flex-wrap: wrap; gap: 12px;
}
.calc-result .calc-label{ font-size: 13px; color: var(--gold-300); font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; }
.calc-result .calc-value{ font-size: 28px; font-weight: 800; color: var(--gold-300); }
.calc-note{ margin-top: 14px; font-size: 13px; color: var(--ink-soft); text-align: center; }

/* ============ Map ============ */
.map-frame{
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  aspect-ratio: 16/9; max-width: 980px; margin: 0 auto;
}
.map-frame iframe{ width: 100%; height: 100%; border: 0; display:block; }

/* ============ Keywords pills ============ */
.kw-pills{ display:flex; flex-wrap:wrap; gap: 10px; justify-content:center; }
.kw-pill{
  padding: 10px 18px; border-radius: var(--radius-full);
  background: rgba(255,255,255,0.85); border: 1px solid var(--gold-300);
  color: var(--navy-800); font-weight: 600; font-size: 14px;
  transition: all .18s ease;
}
.kw-pill:hover{
  background: var(--gold-50); border-color: var(--gold-500);
  color: var(--navy-900); transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* ============ Reviews ============ */
.reviews-grid{ display:grid; grid-template-columns: 1fr; gap: 22px; }
@media (min-width: 720px){ .reviews-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px){ .reviews-grid{ grid-template-columns: repeat(3, 1fr); } }
.review-card{
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: all .25s ease;
}
.review-card:hover{ box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: var(--line-gold); }
.review-thumb{ aspect-ratio: 4/3; overflow: hidden; background: var(--navy-50); }
.review-thumb img{ width:100%; height:100%; object-fit: cover; transition: transform .4s ease; }
.review-card:hover .review-thumb img{ transform: scale(1.04); }
.review-body{ padding: 18px 20px; }
.stars{ color: var(--gold-500); font-size: 16px; margin-bottom: 8px; letter-spacing: 2px; }
.review-body .review-name{ font-weight: 700; color: var(--navy-900); font-size: 15px; margin: 0 0 4px; }
.review-body .review-meta{ color: var(--ink-soft); font-size: 13px; margin: 0 0 10px; }
.review-body .review-text{ color: var(--ink); font-size: 14.5px; line-height: 1.6; margin: 0; }

/* ============ Gallery ============ */
.gallery-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (min-width: 640px){ .gallery-grid{ grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px){ .gallery-grid{ grid-template-columns: repeat(5, 1fr); } }
.gallery-item{ aspect-ratio: 1/1; overflow: hidden; border-radius: var(--radius); background: var(--navy-50); }
.gallery-item img{ width:100%; height:100%; object-fit: cover; transition: transform .4s ease; }
.gallery-item:hover img{ transform: scale(1.08); }

/* ============ FAQ ============ */
.faq-list{ max-width: 880px; margin: 0 auto; }
.faq-item{
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius-lg); margin-bottom: 12px;
  overflow: hidden; transition: border-color .2s ease;
}
.faq-item:hover{ border-color: var(--line-gold); }
.faq-q{
  padding: 18px 22px; cursor: pointer;
  display:flex; justify-content:space-between; align-items:center; gap:16px;
  font-weight: 700; color: var(--navy-900); font-size: 16px;
  user-select: none;
}
.faq-q::after{
  content:"+"; font-size: 22px; color: var(--gold-600); font-weight: 600;
  transition: transform .25s ease;
}
.faq-item.open .faq-q::after{ content:"−"; }
.faq-a{ padding: 0 22px 18px; color: var(--ink-soft); font-size: 15px; line-height: 1.75; display:none; }
.faq-item.open .faq-a{ display:block; }
.faq-a a{ color: var(--navy-700); font-weight: 600; }
.faq-a a:hover{ color: var(--gold-600); }
.faq-a strong{ color: var(--navy-900); }

/* ============ Area / tabs ============ */
.area-tabs{ display:flex; flex-wrap:wrap; gap: 8px; justify-content:center; margin-bottom: 28px; }
.area-tab{
  padding: 10px 22px; background: var(--paper);
  border: 1.5px solid var(--line); border-radius: var(--radius-full);
  font-weight: 600; color: var(--ink-soft); cursor:pointer; font-size: 14px;
  transition: all .18s ease;
}
.area-tab.active, .area-tab:hover{
  background: var(--navy-700); color: #fff; border-color: var(--navy-700);
}
.area-search{
  max-width: 520px; margin: 0 auto 24px; position: relative;
}
.area-search input{
  width: 100%; padding: 12px 16px 12px 44px;
  border: 1.5px solid var(--line); border-radius: var(--radius-full);
  font: inherit; background: var(--paper);
}
.area-search input:focus{ outline:none; border-color: var(--gold-500); box-shadow: 0 0 0 3px var(--gold-100); }
.area-search .material-symbols-outlined{
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--ink-soft); font-size: 20px;
}
.area-panel{ display:none; }
.area-panel.active{ display:block; }
.area-list{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 8px 12px; }
@media (min-width: 640px){ .area-list{ grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 960px){ .area-list{ grid-template-columns: repeat(4, 1fr); } }
.area-list a{
  display:block; padding: 10px 14px; background: var(--paper);
  border: 1px solid var(--line); border-radius: var(--radius);
  color: var(--navy-800); font-size: 14px; font-weight: 500;
  transition: all .15s ease;
}
.area-list a:hover{
  background: var(--gold-50); border-color: var(--gold-400);
  color: var(--navy-900); transform: translateX(2px);
}

/* tambons (decorative) */
.area-pills{ display:flex; flex-wrap:wrap; gap: 8px; }
.area-link{
  display:inline-block; padding: 6px 14px;
  background: var(--navy-50); border: 1px solid var(--navy-100);
  border-radius: var(--radius-full); color: var(--navy-800);
  font-size: 13px; font-weight: 500;
}

/* neighbor links */
.neighbor-grid{
  display:grid; grid-template-columns: repeat(2, 1fr); gap: 8px 12px;
  max-width: 980px; margin: 0 auto;
}
@media (min-width: 640px){ .neighbor-grid{ grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 960px){ .neighbor-grid{ grid-template-columns: repeat(4, 1fr); } }
.neighbor-grid a{
  padding: 10px 14px; background: rgba(255,255,255,0.7);
  border: 1px solid var(--line-gold); border-radius: var(--radius);
  color: var(--navy-800); font-weight: 500; font-size: 13.5px;
  transition: all .15s ease;
}
.neighbor-grid a:hover{
  background: var(--gold-50); color: var(--navy-900);
  transform: translateX(2px);
}

/* ============ Article content ============ */
.article-hero{
  background:
    radial-gradient(ellipse 800px 400px at 100% 0%, var(--gold-50) 0%, transparent 60%),
    radial-gradient(ellipse 700px 350px at 0% 100%, var(--navy-50) 0%, transparent 60%),
    var(--paper);
  padding: 60px 0;
}
.article-meta{ font-size: 13px; color: var(--ink-soft); margin-bottom: 14px; }
.article-meta a{ color: var(--navy-700); font-weight: 600; }
.article-body{ max-width: 820px; margin: 0 auto; padding: 0 var(--gutter-m); }
.article-body h2{
  font-size: 26px; color: var(--navy-900); margin: 36px 0 14px;
  font-weight: 700; border-left: 4px solid var(--gold-500);
  padding-left: 14px;
}
.article-body h3{ font-size: 20px; color: var(--navy-800); margin: 28px 0 10px; font-weight: 700; }
.article-body p{ font-size: 16.5px; line-height: 1.85; color: var(--ink); margin: 0 0 16px; }
.article-body ul, .article-body ol{ font-size: 16px; line-height: 1.85; color: var(--ink); padding-left: 22px; margin: 0 0 18px; }
.article-body li{ margin-bottom: 6px; }
.article-body a{ color: var(--navy-700); font-weight: 700; border-bottom: 1px dashed var(--gold-400); }
.article-body a:hover{ color: var(--gold-600); }
.article-body img{ border-radius: var(--radius-lg); margin: 22px 0; box-shadow: var(--shadow-md); }
.article-body blockquote{
  margin: 24px 0; padding: 16px 22px;
  background: var(--gold-50); border-left: 4px solid var(--gold-500);
  border-radius: var(--radius);
  color: var(--navy-900); font-size: 16px; font-weight: 500;
}

.related-articles{
  display:grid; grid-template-columns: 1fr; gap: 16px;
  max-width: 980px; margin: 0 auto;
}
@media (min-width: 640px){ .related-articles{ grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px){ .related-articles{ grid-template-columns: repeat(3, 1fr); } }
.related-card{
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 20px;
  transition: all .2s ease;
}
.related-card:hover{ box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: var(--line-gold); }
.related-card a{ color: var(--navy-900); font-weight: 700; font-size: 16px; }
.related-card a:hover{ color: var(--gold-600); }
.related-card p{ color: var(--ink-soft); font-size: 14px; margin: 8px 0 0; }

/* ============ CTA section ============ */
.cta-section{
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 100%);
  color: #fff; text-align: center; padding: 64px 0;
  position: relative; overflow: hidden;
}
.cta-section::before{
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(ellipse 600px 300px at 10% 100%, rgba(201,151,42,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 500px 250px at 90% 0%, rgba(201,151,42,0.12) 0%, transparent 60%);
  pointer-events: none;
}
.cta-section > .container{ position: relative; z-index: 1; }
.cta-section h2{ color: #fff; font-size: clamp(26px, 4vw, 38px); margin: 0 0 14px; font-weight: 700; }
.cta-section p{ color: rgba(255,255,255,0.85); font-size: 18px; margin: 0 0 28px; max-width: 640px; margin-left: auto; margin-right: auto; }
.cta-actions{ display:flex; flex-wrap:wrap; gap: 14px; justify-content:center; }

/* ============ Footer ============ */
.site-footer{
  background: var(--navy-900); color: rgba(255,255,255,0.78);
  padding: 56px 0 24px; font-size: 14.5px;
}
.footer-grid{
  display:grid; grid-template-columns: 1fr; gap: 36px;
}
@media (min-width: 720px){ .footer-grid{ grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
.footer-col h4{
  color: var(--gold-300); font-size: 14px; letter-spacing: 0.12em; text-transform: uppercase;
  margin: 0 0 16px; font-weight: 700;
}
.footer-col a{ color: rgba(255,255,255,0.78); display:inline-block; padding: 3px 0; }
.footer-col a:hover{ color: var(--gold-300); }
.footer-col p{ margin: 6px 0; }
.footer-brand{ display:flex; gap:14px; align-items:center; margin-bottom: 16px; }
.footer-brand img{ width: 52px; height: 52px; border-radius: var(--radius); }
.footer-brand .name{ color: #fff; font-weight: 800; font-size: 18px; }
.footer-brand .tag{ color: var(--gold-300); font-size: 13px; font-weight: 600; }
.footer-bar{
  border-top: 1px solid rgba(255,255,255,0.10);
  margin-top: 40px; padding-top: 20px;
  display:flex; justify-content:space-between; gap: 12px; flex-wrap:wrap;
  font-size: 13px; color: rgba(255,255,255,0.55);
}

/* ============ Section / hero subtle ornaments ============ */
.ornament-line{
  width: 80px; height: 3px; margin: 0 auto;
  background: linear-gradient(90deg, transparent, var(--gold-500), transparent);
  border-radius: 2px;
}

/* Material symbols base */
.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-weight: normal; font-style: normal;
  font-size: 24px; line-height: 1;
  letter-spacing: normal; text-transform: none; display: inline-block;
  white-space: nowrap; word-wrap: normal; direction: ltr;
  -webkit-font-feature-settings: 'liga'; -webkit-font-smoothing: antialiased;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* ============ Utility ============ */
.t-center{ text-align: center; }
.mb-16{ margin-bottom: 16px; }
.mb-24{ margin-bottom: 24px; }
.mb-32{ margin-bottom: 32px; }
.mb-48{ margin-bottom: 48px; }
.mt-32{ margin-top: 32px; }