/* 16 เอนเตอร์เทนเม้นท์ — น้ำเงินกรมท่า / ขาวนวล / ส้มอิฐ */
:root{
  --navy:#3E444C; --navy-deep:#262A30; --navy-soft:#5A626C;
  --cream:#FFFFFF; --paper:#F3F4F6; --line:#D9DCE0;
  --brick:#5F6B7A; --brick-deep:#434C58;
  --ink:#22262B; --muted:#5C636C;
  --serif:'Noto Serif Thai','Sarabun',Georgia,serif;
  --sans:'Noto Sans Thai','Sarabun',system-ui,-apple-system,'Segoe UI',sans-serif;
  --wrap:1160px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--cream);line-height:1.8;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{width:min(var(--wrap),92%);margin-inline:auto}
:focus-visible{outline:3px solid var(--brick);outline-offset:3px}
.skip{position:absolute;left:-999px;top:0;background:var(--brick);color:#fff;padding:.6rem 1rem;z-index:100}
.skip:focus{left:0}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:var(--navy);color:var(--cream);border-bottom:3px solid #C5CAD0}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:72px}
.brand{display:flex;align-items:center;gap:.75rem;text-decoration:none;font-family:var(--serif);font-weight:700;font-size:1.1rem;line-height:1.2}
.brand-mark{display:grid;place-items:center;width:42px;height:42px;background:var(--brick);color:#fff;font-family:var(--serif);font-weight:800;font-size:1.15rem;border-radius:3px}
.brand small{display:block;font-family:var(--sans);font-weight:400;font-size:.72rem;opacity:.75;letter-spacing:.02em}
.menu{display:flex;gap:.25rem;list-style:none}
.menu a{display:block;padding:.55rem 1rem;text-decoration:none;font-size:.97rem;border-radius:3px;transition:background .2s}
.menu a:hover{background:var(--navy-soft)}
.menu a[aria-current="page"]{background:var(--brick);color:#fff}
.menu-btn{display:none;background:none;border:1px solid rgba(246,241,231,.4);color:var(--cream);padding:.45rem .8rem;font:inherit;border-radius:3px;cursor:pointer}

/* Hero */
.hero{position:relative;color:#fff;background:var(--navy-deep) center/cover no-repeat;min-height:min(86vh,720px);display:flex;align-items:flex-end}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(30,34,40,.92) 0%,rgba(30,34,40,.72) 48%,rgba(30,34,40,.25) 100%)}
.hero .wrap{position:relative;padding:6rem 0 5rem}
.hero h1{font-family:var(--serif);font-size:clamp(2.1rem,5.2vw,4rem);line-height:1.3;font-weight:700;max-width:16em}
.hero p{max-width:34em;margin-top:1.4rem;font-size:1.12rem;color:#EEF0F2}
.actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}
.btn{display:inline-block;padding:.85rem 1.7rem;text-decoration:none;font-weight:600;border-radius:3px;border:2px solid var(--brick);background:var(--brick);color:#fff;transition:background .2s,color .2s;cursor:pointer;font:inherit;font-weight:600}
.btn:hover{background:var(--brick-deep);border-color:var(--brick-deep)}
.btn.ghost{background:transparent;border-color:rgba(255,255,255,.7)}
.btn.ghost:hover{background:#fff;color:var(--navy);border-color:#fff}
.hero-address{position:absolute;right:0;bottom:0;z-index:1;background:var(--cream);color:var(--navy);padding:1rem 1.6rem;font-size:.92rem;max-width:340px;border-top:4px solid var(--brick)}
.hero-address strong{font-family:var(--serif);display:block}

/* Page hero (inner pages) */
.page-hero{position:relative;color:#fff;background:var(--navy-deep) center/cover no-repeat;padding:5.5rem 0 4rem}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(30,34,40,.94),rgba(30,34,40,.6))}
.page-hero .wrap{position:relative}
.page-hero h1{font-family:var(--serif);font-size:clamp(1.9rem,4.2vw,3rem);line-height:1.35}
.page-hero p{max-width:36em;margin-top:.9rem;color:#EEF0F2}

/* Sections */
section{padding:5rem 0}
.alt{background:var(--paper)}
.dark{background:var(--navy);color:var(--cream)}
h2{font-family:var(--serif);font-size:clamp(1.55rem,3vw,2.3rem);line-height:1.4;color:var(--navy);margin-bottom:1rem}
.dark h2{color:#fff}
h3{font-family:var(--serif);font-size:1.3rem;line-height:1.45;color:var(--navy);margin-bottom:.5rem}
.lead{font-size:1.12rem;color:var(--muted);max-width:40em}
.dark .lead{color:#D6D2C6}
.prose p+p{margin-top:1rem}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:4rem;align-items:center}
.split.flip{grid-template-columns:.95fr 1.05fr}
.photo{position:relative;background:var(--navy-soft);aspect-ratio:4/3;overflow:hidden;border-radius:3px}
.photo img{width:100%;height:100%;object-fit:cover}
.photo.tall{aspect-ratio:4/5}
.photo::after{content:"";position:absolute;left:0;bottom:0;width:38%;height:6px;background:var(--brick)}

/* Service rows */
.service{padding:3.2rem 0;border-top:1px solid var(--line)}
.service:first-of-type{border-top:0}
.service .split{gap:3.5rem}
.service.rev .photo{order:2}
.service ul{margin-top:1rem;padding-left:1.2rem;color:var(--muted)}
.service li{margin-bottom:.3rem}
.service li::marker{color:var(--brick)}

/* Values */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid rgba(246,241,231,.25)}
.values div{padding:2rem 2rem 0 0}
.values div+div{padding-left:2rem;border-left:1px solid rgba(246,241,231,.25)}
.values h3{color:#fff}
.values p{color:#D6D2C6;font-size:.98rem}

/* CTA */
.cta{background:var(--brick);color:#fff;padding:3.6rem 0}
.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.cta h2{color:#fff;margin:0;font-size:clamp(1.4rem,2.6vw,2rem)}
.cta p{color:#FBE9DF}
.cta .btn{background:var(--navy);border-color:var(--navy)}
.cta .btn:hover{background:var(--navy-deep);border-color:var(--navy-deep)}

/* About */
.facts{border-top:2px solid var(--navy);margin-top:1.5rem}
.facts div{display:grid;grid-template-columns:150px 1fr;gap:1rem;padding:.9rem 0;border-bottom:1px solid var(--line)}
.facts dt{font-weight:600;color:var(--navy)}
.scope{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem 3rem;margin-top:2rem}
.scope div{padding-left:1.2rem;border-left:4px solid var(--brick)}
.scope p{color:var(--muted);font-size:.98rem}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:2.5rem}
.gallery .photo{aspect-ratio:1/1}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:4rem;align-items:start}
.channels{list-style:none;border-top:2px solid var(--navy)}
.channels li{display:grid;grid-template-columns:110px 1fr;gap:1rem;padding:1.1rem 0;border-bottom:1px solid var(--line)}
.channels b{color:var(--brick-deep);font-family:var(--serif)}
.channels a{text-decoration:none;font-weight:600;color:var(--navy)}
.channels a:hover{color:var(--brick)}
.map{margin-top:2.5rem;border:1px solid var(--line);aspect-ratio:16/9;background:var(--navy-soft)}
.map iframe{width:100%;height:100%;border:0}
form{background:var(--paper);border:1px solid var(--line);border-top:4px solid var(--brick);padding:2rem}
label{display:block;font-weight:600;color:var(--navy);margin:1rem 0 .3rem}
label:first-of-type{margin-top:0}
input,textarea,select{width:100%;font:inherit;padding:.75rem .9rem;border:1px solid #B5BAC1;background:#fff;color:var(--ink);border-radius:3px}
textarea{min-height:140px;resize:vertical}
form .btn{margin-top:1.4rem}
.form-note{font-size:.88rem;color:var(--muted);margin-top:.9rem}

/* Privacy */
.policy{max-width:780px}
.policy h2{font-size:1.4rem;margin:2.6rem 0 .6rem}
.policy h2:first-child{margin-top:0}
.policy ul{margin:.6rem 0 0 1.3rem}
.policy li{margin-bottom:.4rem}
.policy li::marker{color:var(--brick)}
.updated{color:var(--muted);font-size:.95rem;margin-bottom:2rem;padding-bottom:1rem;border-bottom:1px solid var(--line)}

/* Footer */
.site-footer{background:var(--navy-deep);color:#C9C6BC;padding:4rem 0 0;font-size:.95rem}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:3rem;padding-bottom:3rem}
.site-footer h3{color:#fff;font-size:1.05rem}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:.35rem}
.site-footer a{text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.copy{border-top:1px solid rgba(255,255,255,.12);padding:1.2rem 0;text-align:center;font-size:.88rem}

/* Responsive */
@media (max-width:900px){
  .menu-btn{display:block}
  .menu{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;background:var(--navy);padding:.5rem 4%;border-bottom:3px solid #C5CAD0}
  .menu.open{display:flex}
  .split,.split.flip,.contact-grid,.foot{grid-template-columns:1fr;gap:2rem}
  .service.rev .photo{order:0}
  .values{grid-template-columns:1fr}
  .values div,.values div+div{padding:1.6rem 0;border-left:0;border-bottom:1px solid rgba(246,241,231,.25)}
  .scope{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .hero-address{position:relative;max-width:none}
  .hero{flex-direction:column;justify-content:flex-end;align-items:stretch}
  .hero .wrap{padding:5rem 0 3rem}
  section{padding:3.5rem 0}
  .facts div,.channels li{grid-template-columns:1fr;gap:.2rem}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}