/* =====================================================
   Professional Website: รถเฮี๊ยบกรุงเทพ.com
   โทนสีน้ำเงิน / รองรับมือถือ / ใช้งานจริง
===================================================== */

:root{
  --blue-950:#041229;
  --blue-900:#071a3a;
  --blue-850:#092451;
  --blue-800:#0a3478;
  --blue-700:#0f4da8;
  --blue-600:#1769d4;
  --blue-500:#2196f3;
  --sky:#35b7ff;
  --gold:#ffc247;
  --gold-soft:#ffe19a;
  --red:#df1d27;
  --green:#16a34a;
  --white:#ffffff;
  --light:#f4f8ff;
  --soft:#eaf2ff;
  --text:#172033;
  --muted:#667085;
  --border:rgba(7,26,58,.12);
  --shadow:0 22px 60px rgba(4,18,41,.16);
  --shadow-soft:0 12px 32px rgba(4,18,41,.10);
  --radius:24px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Prompt","Noto Sans Thai",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:var(--light);
  line-height:1.72;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 34px));margin-inline:auto}
.section{padding:82px 0}
.section-sm{padding:56px 0}
.center{text-align:center}
.muted{color:var(--muted)}
h1,h2,h3{line-height:1.18;margin:0 0 14px;color:var(--blue-950)}
h1{font-size:clamp(38px,5.7vw,74px);letter-spacing:-1.1px;font-weight:950}
h2{font-size:clamp(30px,4vw,48px);font-weight:950}
h3{font-size:23px;font-weight:900}
p{margin:0 0 16px}
ul{margin-top:12px}
.lead{font-size:19px;color:rgba(255,255,255,.84);max-width:760px}
.lead.dark{color:var(--muted);margin-inline:auto}
.gold{color:var(--gold)}
.sky{color:var(--sky)}
.red{color:var(--red)}
.badge{
  display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;
  background:rgba(33,150,243,.12);color:var(--blue-700);font-weight:900;font-size:14px
}
.badge.dark{background:rgba(255,255,255,.12);color:var(--gold-soft);border:1px solid rgba(255,255,255,.14)}
.badge.gold{background:linear-gradient(135deg,var(--gold),var(--gold-soft));color:var(--blue-950)}

/* Topbar + Header */
.topbar{
  background:#020b1d;color:rgba(255,255,255,.82);font-size:14px;
  padding:8px 0;border-bottom:1px solid rgba(255,255,255,.08)
}
.topbar-row{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.site-header{
  position:sticky;top:0;z-index:80;background:rgba(4,18,41,.95);
  backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.09)
}
.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:18px;position:relative}
.logo{display:flex;align-items:center;gap:12px;color:#fff;font-weight:950;font-size:22px;white-space:nowrap}
.logo-mark{
  width:48px;height:48px;border-radius:16px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--sky),var(--blue-600));color:#fff;
  box-shadow:0 14px 26px rgba(23,105,212,.25);font-size:24px
}
.nav-menu{display:flex;align-items:center;gap:19px}
.nav-menu a{color:rgba(255,255,255,.84);font-weight:800;font-size:15px}
.nav-menu a:hover{color:var(--gold)}
.nav-actions{display:flex;align-items:center;gap:10px}
.menu-toggle{display:none;border:0;background:rgba(255,255,255,.1);color:#fff;border-radius:12px;padding:9px 12px;font-size:22px;cursor:pointer}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:12px 21px;border-radius:999px;border:0;font-weight:950;
  cursor:pointer;transition:.25s ease;white-space:nowrap
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--sky),var(--blue-600));color:#fff;box-shadow:0 16px 34px rgba(23,105,212,.32)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-soft));color:var(--blue-950);box-shadow:0 16px 34px rgba(255,194,71,.25)}
.btn-red{background:linear-gradient(135deg,var(--red),#b91018);color:#fff;box-shadow:0 16px 34px rgba(223,29,39,.25)}
.btn-outline{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#fff}

/* Hero */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(circle at 82% 14%,rgba(53,183,255,.38),transparent 28%),
    radial-gradient(circle at 13% 15%,rgba(255,194,71,.24),transparent 24%),
    linear-gradient(135deg,var(--blue-950) 0%,var(--blue-900) 45%,var(--blue-800) 100%);
  padding:86px 0 76px
}
.hero:before{
  content:"";position:absolute;inset:0;opacity:.26;
  background:
    linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px),
    linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px);
  background-size:58px 58px
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.02fr .98fr;gap:46px;align-items:center}
.hero h1{color:#fff;margin-top:14px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px}
.trust-card{padding:15px;border-radius:18px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.13);color:rgba(255,255,255,.9)}
.trust-card strong{display:block;color:var(--gold-soft);font-size:23px;line-height:1}
.hero-card{
  border-radius:34px;padding:14px;background:linear-gradient(135deg,rgba(53,183,255,.9),rgba(255,194,71,.75));
  box-shadow:0 32px 90px rgba(0,0,0,.25);position:relative
}
.hero-card img{border-radius:24px;aspect-ratio:3/2;object-fit:cover;width:100%;box-shadow:0 18px 38px rgba(0,0,0,.2)}
.price-sticker{
  position:absolute;left:28px;bottom:28px;background:#fff;color:var(--blue-950);border-radius:22px;
  padding:14px 18px;box-shadow:var(--shadow);font-weight:900
}
.price-sticker strong{font-size:28px;color:var(--red)}
.premium-sticker{
  position:absolute;right:-12px;top:-18px;width:122px;height:122px;border-radius:50%;
  display:grid;place-items:center;text-align:center;background:radial-gradient(circle,var(--gold-soft),var(--gold));
  color:var(--blue-950);font-weight:950;border:5px solid #fff;box-shadow:var(--shadow-soft);font-size:15px
}

/* Cards */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow-soft);transition:.25s ease
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.icon{
  width:60px;height:60px;border-radius:20px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--sky),var(--blue-600));color:#fff;font-size:28px;
  margin-bottom:18px;box-shadow:0 14px 25px rgba(23,105,212,.22)
}
.icon.gold{background:linear-gradient(135deg,var(--gold),var(--gold-soft));color:var(--blue-950)}
.icon.red{background:linear-gradient(135deg,var(--red),#b91018)}
.card p,.card li{color:var(--muted)}
.service-card{padding:0;overflow:hidden}
.service-card img{width:100%;height:210px;object-fit:cover}
.service-body{padding:26px}

/* Blue Band */
.blue-band{
  background:
    radial-gradient(circle at top right,rgba(53,183,255,.28),transparent 25%),
    linear-gradient(135deg,var(--blue-950),var(--blue-800));
  color:#fff
}
.blue-band h2,.blue-band h3{color:#fff}
.blue-band .card{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.14);color:#fff;backdrop-filter:blur(10px)}
.blue-band .card p,.blue-band .card li{color:rgba(255,255,255,.78)}

/* Areas */
.area-list{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.area-pill{
  padding:10px 15px;border-radius:999px;background:#fff;border:1px solid var(--border);
  color:var(--blue-900);font-weight:900;box-shadow:0 8px 22px rgba(4,18,41,.06)
}
.area-pill:hover{background:var(--blue-700);color:#fff}

/* Articles */
.article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.article-card{padding:0;overflow:hidden}
.article-card img{width:100%;height:155px;object-fit:cover}
.article-body{padding:24px}
.article-meta{font-size:13px;color:var(--blue-700);font-weight:950;margin-bottom:8px}

/* Page hero + content */
.page-hero{padding:62px 0;background:linear-gradient(135deg,var(--blue-950),var(--blue-800));color:#fff}
.page-hero h1{color:#fff;font-size:clamp(34px,4.8vw,60px)}
.breadcrumb{font-weight:900;color:var(--gold-soft);margin-bottom:12px}
.content-wrap{
  max-width:960px;margin:0 auto;background:#fff;border:1px solid var(--border);
  border-radius:30px;padding:38px;box-shadow:var(--shadow-soft)
}
.content-wrap h2{font-size:34px;margin-top:26px}
.content-wrap p{color:#384052}

/* Contact */
.contact-panel{display:grid;grid-template-columns:.95fr 1.05fr;gap:26px;align-items:stretch}
.contact-box{background:#fff;border-radius:30px;padding:32px;border:1px solid var(--border);box-shadow:var(--shadow-soft)}
.contact-item{display:flex;gap:14px;align-items:flex-start;padding:15px 0;border-bottom:1px solid var(--border)}
.contact-item:last-child{border-bottom:0}
.form{display:grid;gap:12px}
.form input,.form textarea,.form select{
  width:100%;border:1px solid var(--border);border-radius:16px;padding:14px 16px;
  font-family:inherit;font-size:15px;outline:none;background:#fff
}
.form textarea{min-height:130px;resize:vertical}
.form input:focus,.form textarea:focus,.form select:focus{border-color:var(--blue-600);box-shadow:0 0 0 4px rgba(23,105,212,.12)}

/* CTA */
.cta{padding:72px 0;text-align:center;color:#fff;background:linear-gradient(135deg,var(--blue-700),var(--blue-950))}
.cta h2{color:#fff}
.cta p{max-width:760px;margin:0 auto 26px;color:rgba(255,255,255,.82)}
.cta-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Footer */
.footer{background:#020b1d;color:rgba(255,255,255,.78);padding:58px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr;gap:26px}
.footer h3{color:#fff;font-size:20px}
.footer a{display:block;color:rgba(255,255,255,.78);margin:8px 0}
.footer a:hover{color:var(--gold)}
.footer-bottom{margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.11);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* Floating contact */
.float-contact{position:fixed;right:18px;bottom:18px;z-index:99;display:grid;gap:10px}
.float-contact a{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:0 16px 34px rgba(0,0,0,.22);font-size:22px;font-weight:950}
.float-call{background:var(--red)}
.float-line{background:var(--green);font-size:14px!important}

/* Responsive */
@media (max-width:1040px){
  .nav-menu{display:none}
  .menu-toggle{display:inline-flex}
  .nav.open .nav-menu{
    position:absolute;left:0;right:0;top:78px;display:grid;gap:8px;
    background:rgba(4,18,41,.98);border:1px solid rgba(255,255,255,.1);
    border-radius:22px;padding:18px;box-shadow:var(--shadow)
  }
  .hero-grid,.contact-panel{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .topbar{display:none}
  .logo{font-size:18px}
  .logo-mark{width:42px;height:42px}
  .nav-actions .btn{display:none}
  .hero{padding:56px 0 50px}
  .hero-actions,.cta-buttons{flex-direction:column;align-items:stretch}
  .trust-row,.grid-3,.grid-2,.article-list{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr}
  .premium-sticker{width:92px;height:92px;font-size:12px;right:4px}
  .price-sticker{position:relative;left:auto;bottom:auto;margin-top:12px}
  .section{padding:58px 0}
  .content-wrap{padding:24px;border-radius:22px}
  .footer-grid{grid-template-columns:1fr}
  .float-contact{right:12px;bottom:12px}
  .float-contact a{width:50px;height:50px}
}