@import url('https://fonts.googleapis.com/css2?family=Sarabun:wght@300;400;500;600;700;800&family=Kanit:wght@500;600;700;800;900&display=swap');
:root{
  --orange:#e85d04;--orange2:#f8961e;--dark:#1a1a2e;--dark2:#16213e;
  --line:#06c755;--fb:#1877f2;--white:#fff;--bg:#f8f9fa;
  --text:#2d2d2d;--gray:#6c757d;--border:#e9ecef;
  --r:10px;--r-lg:16px;--shadow:0 4px 20px rgba(0,0,0,.08);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Sarabun',sans-serif;color:var(--text);background:var(--bg);line-height:1.7;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}

/* HEADER */
header{background:var(--dark);position:sticky;top:0;z-index:200;box-shadow:0 2px 20px rgba(0,0,0,.3)}
.hd-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;padding:0 20px;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{font-size:26px;line-height:1}
.logo-text strong{font-family:'Kanit',sans-serif;font-size:14px;font-weight:700;color:#fff;display:block;line-height:1.2}
.logo-text span{font-size:11px;color:rgba(255,255,255,.6)}
.menu-btn{display:none;background:none;border:none;color:#fff;font-size:22px;cursor:pointer;margin-left:auto;padding:8px}
nav{display:flex;align-items:center;gap:4px;margin-left:auto}
nav a{color:rgba(255,255,255,.85);font-size:13px;font-weight:500;padding:6px 10px;border-radius:6px;transition:all .2s;white-space:nowrap}
nav a:hover,nav a.active{background:rgba(255,255,255,.12);color:#fff}
.hd-phone{background:var(--orange)!important;color:#fff!important;font-weight:700!important;padding:8px 14px!important;border-radius:8px!important}

/* HERO */
.hero{background:linear-gradient(135deg,var(--dark) 0%,var(--dark2) 40%,#0f3460 100%);padding:72px 20px 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background-image:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23e85d04' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/svg%3E")}
.hero-inner{max-width:860px;margin:0 auto;text-align:center;position:relative}
.hero-tag{display:inline-block;background:rgba(232,93,4,.2);border:1px solid rgba(232,93,4,.4);color:var(--orange2);padding:6px 18px;border-radius:50px;font-size:13px;font-weight:600;margin-bottom:20px}
.hero h1{font-family:'Kanit',sans-serif;font-size:clamp(1.8rem,5vw,3rem);font-weight:900;color:#fff;line-height:1.2;margin-bottom:16px}
.hero h1 .accent{color:var(--orange2)}
.hero p{font-size:15px;color:rgba(255,255,255,.75);max-width:640px;margin:0 auto 28px;line-height:1.8}
.hero-btns{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:40px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:600px;margin:0 auto}
.stat-num{font-family:'Kanit',sans-serif;font-size:1.8rem;font-weight:800;color:var(--orange2);line-height:1}
.stat-label{font-size:12px;color:rgba(255,255,255,.6);margin-top:2px}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:7px;padding:12px 24px;border-radius:var(--r);font-family:'Sarabun',sans-serif;font-size:14px;font-weight:700;cursor:pointer;border:none;transition:all .2s;white-space:nowrap}
.btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.2)}
.btn-orange{background:linear-gradient(135deg,var(--orange),var(--orange2));color:#fff;box-shadow:0 4px 15px rgba(232,93,4,.4)}
.btn-line{background:var(--line);color:#fff}
.btn-fb{background:var(--fb);color:#fff}
.btn-dark{background:var(--dark);color:#fff}

/* SECTIONS */
.section{padding:64px 20px}
.section-white{background:var(--white)}
.section-dark{background:var(--dark);color:#fff}
.section-dark h2{color:#fff}
.section-dark .sec-label{color:var(--orange2)}
.container{max-width:1100px;margin:0 auto}
.sec-head{text-align:center;margin-bottom:48px}
.sec-label{display:inline-block;background:rgba(232,93,4,.1);color:var(--orange);font-size:12px;font-weight:700;padding:4px 14px;border-radius:50px;letter-spacing:.5px;margin-bottom:12px}
.sec-head h2{font-family:'Kanit',sans-serif;font-size:clamp(1.5rem,3vw,2.2rem);font-weight:800;color:var(--dark);margin-bottom:10px}
.sec-head p{font-size:15px;color:var(--gray);max-width:540px;margin:0 auto}

/* SERVICE GRID */
.srv-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.srv-card{background:var(--white);border:1px solid var(--border);border-radius:var(--r-lg);padding:28px 24px;transition:all .25s;position:relative;overflow:hidden}
.srv-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--orange),var(--orange2))}
.srv-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px rgba(0,0,0,.12);border-color:var(--orange)}
.srv-icon{font-size:36px;margin-bottom:14px}
.srv-card h3{font-family:'Kanit',sans-serif;font-size:1rem;font-weight:700;margin-bottom:8px;color:var(--dark)}
.srv-card p{font-size:13.5px;color:var(--gray);line-height:1.7}

/* WHY */
.why-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.why-item{display:flex;align-items:flex-start;gap:14px;padding:20px;background:rgba(255,255,255,.06);border-radius:var(--r);border:1px solid rgba(255,255,255,.08)}
.why-icon{font-size:28px;flex-shrink:0}
.why-text h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:4px}
.why-text p{font-size:13px;color:rgba(255,255,255,.65);line-height:1.6}

/* GALLERY */
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.gal-item{border-radius:var(--r);overflow:hidden;position:relative;background:var(--border);aspect-ratio:4/3;cursor:pointer}
.gal-item img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.gal-item:hover img{transform:scale(1.05)}
.gal-item figcaption{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,rgba(0,0,0,.7));color:#fff;font-size:12px;font-weight:600;padding:20px 10px 10px;text-align:center}
.gal-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:40px;background:linear-gradient(135deg,#2d2d2d,#555)}

/* PRICE CALC */
.calc-box{background:var(--white);border:2px solid var(--orange);border-radius:var(--r-lg);padding:28px;max-width:660px;margin:0 auto}
.calc-box h3{font-family:'Kanit',sans-serif;font-size:1.2rem;font-weight:800;color:var(--dark);margin-bottom:20px;text-align:center}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.calc-group label{display:block;font-size:13px;font-weight:700;color:var(--dark);margin-bottom:6px}
.calc-group select,.calc-group input{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--r);font-family:'Sarabun',sans-serif;font-size:14px;color:var(--text);transition:border-color .2s;background:#fff}
.calc-group select:focus,.calc-group input:focus{outline:none;border-color:var(--orange)}
.calc-btn{width:100%;padding:14px;background:linear-gradient(135deg,var(--orange),var(--orange2));color:#fff;font-family:'Kanit',sans-serif;font-size:16px;font-weight:800;border:none;border-radius:var(--r);cursor:pointer;transition:all .2s;margin-top:6px}
.calc-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(232,93,4,.4)}
.calc-result{display:none;margin-top:18px;background:linear-gradient(135deg,#fff7ed,#fffbeb);border:2px solid var(--orange2);border-radius:var(--r);padding:20px}
.result-price{font-family:'Kanit',sans-serif;font-size:2rem;font-weight:900;color:var(--orange);line-height:1}
.result-note{font-size:12px;color:var(--gray);margin-top:6px}

/* PROVINCES */
.prov-grid{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.prov-link{display:inline-flex;align-items:center;gap:5px;padding:8px 16px;background:var(--white);border:1.5px solid var(--border);border-radius:50px;font-size:13px;font-weight:600;color:var(--text);transition:all .2s}
.prov-link:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.area-tag{display:inline-block;background:#f0f0f0;border:1px solid #ddd;border-radius:20px;padding:4px 12px;font-size:12px;margin:3px;color:var(--text)}

/* FAQ */
.faq-wrap{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.faq-item{background:var(--white);border:1px solid var(--border);border-radius:var(--r);overflow:hidden}
.faq-q{width:100%;padding:16px 20px;background:none;border:none;cursor:pointer;text-align:left;font-family:'Sarabun',sans-serif;font-size:15px;font-weight:700;color:var(--dark);display:flex;justify-content:space-between;align-items:center;gap:10px;transition:background .2s}
.faq-q:hover{background:rgba(232,93,4,.04)}
.faq-arr{font-size:12px;color:var(--orange);transition:transform .3s;flex-shrink:0}
.faq-item.open .faq-arr{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;padding:0 20px;font-size:14px;color:var(--gray);line-height:1.8;transition:all .35s ease}
.faq-item.open .faq-a{max-height:200px;padding:0 20px 16px}

/* CTA */
.cta-band{background:linear-gradient(135deg,var(--orange),var(--orange2));border-radius:var(--r-lg);padding:40px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-family:'Kanit',sans-serif;font-size:1.6rem;font-weight:800;margin-bottom:6px}
.cta-band p{color:rgba(255,255,255,.85);font-size:14px}
.cta-btns{display:flex;gap:10px;flex-wrap:wrap;flex-shrink:0}
.cta-btns .btn-dark{background:rgba(0,0,0,.3);color:#fff;border:2px solid rgba(255,255,255,.3)}
.cta-btns .btn-dark:hover{background:rgba(0,0,0,.5)}

/* FOOTER */
footer{background:var(--dark);color:rgba(255,255,255,.7);padding:48px 20px 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
.foot-brand{font-family:'Kanit',sans-serif;font-size:18px;font-weight:700;color:#fff;margin-bottom:10px}
footer p{font-size:13px;line-height:1.8}
.foot-contacts{display:flex;flex-direction:column;gap:6px;margin-top:12px}
.foot-contacts a{font-size:13px;color:rgba(255,255,255,.7);transition:color .2s}
.foot-contacts a:hover{color:var(--orange2)}
footer h4{color:#fff;font-size:13px;font-weight:700;margin-bottom:14px;text-transform:uppercase;letter-spacing:.5px}
footer .footer-grid>div>a{display:block;font-size:13px;color:rgba(255,255,255,.6);padding:3px 0;transition:color .2s}
footer .footer-grid>div>a:hover{color:var(--orange2)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;text-align:center;font-size:12px;color:rgba(255,255,255,.4)}

/* STICKY BAR */
.sticky-bar{position:fixed;bottom:0;left:0;right:0;background:var(--dark);display:grid;grid-template-columns:1fr 1fr 1fr;z-index:900;box-shadow:0 -2px 16px rgba(0,0,0,.2)}
.sticky-bar a{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:10px 4px;font-size:11px;font-weight:700;gap:3px;transition:background .2s}
.sb-phone{background:var(--orange);color:#fff}
.sb-line{background:var(--line);color:#fff}
.sb-fb{background:var(--fb);color:#fff}

/* BREADCRUMB */
.bread{background:var(--white);border-bottom:1px solid var(--border);padding:10px 20px;font-size:13px;color:var(--gray)}
.bread a{color:var(--orange)}
.bread span{margin:0 6px}

/* AMPHOE PAGE */
.tambon-grid{display:flex;flex-wrap:wrap;gap:8px}
.tambon-tag{background:rgba(232,93,4,.08);border:1px solid rgba(232,93,4,.2);color:var(--orange);font-size:12px;font-weight:600;padding:5px 12px;border-radius:50px}
.amphoe-nav{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:8px;margin-bottom:24px}
.amphoe-link{background:var(--white);border:1.5px solid var(--border);border-radius:var(--r);padding:10px 14px;font-size:13px;font-weight:600;color:var(--text);transition:all .2s;display:flex;align-items:center;gap:6px}
.amphoe-link:hover{border-color:var(--orange);color:var(--orange)}

/* FADE */
.fade-up{opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* MOBILE */
@media(max-width:768px){
  nav{display:none;flex-direction:column;align-items:stretch;position:absolute;top:64px;left:0;right:0;background:var(--dark2);padding:12px;box-shadow:0 8px 20px rgba(0,0,0,.3);z-index:300}
  nav.open{display:flex}
  .menu-btn{display:block}
  .hd-inner{position:relative}
  .hero-stats{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{flex-direction:column;text-align:center}
  .calc-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
  .hero-stats{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  body{padding-bottom:60px}
}