/* BS Infinity Services — bsis.co.th (static, offline, no CDN) */
@font-face{font-family:'Anuphan';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/anuphan-400.woff') format('woff')}
@font-face{font-family:'Anuphan';font-style:normal;font-weight:700;font-display:swap;src:url('fonts/anuphan-700.woff') format('woff')}
:root{
  --brand:#29abe2;--brand-dark:#1583b4;--ink:#16232e;--muted:#5b6b78;
  --bg:#f5f8fa;--card:#ffffff;--line:#dde5ea;--radius:14px;
  --shadow:0 8px 26px rgba(22,35,46,.09);
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:'Anuphan','Leelawadee UI','Noto Sans Thai',sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px}
img{max-width:100%;display:block}
a{color:var(--brand-dark)}
.wrap{max-width:1120px;margin:0 auto;padding:0 18px}

/* ---------- Header ---------- */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:64px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo img{height:42px;width:auto}
.nav-toggle{display:none}
.nav-btn{display:none;cursor:pointer;padding:10px;border:1px solid var(--line);border-radius:10px;background:#fff}
.nav-btn span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0;border-radius:2px}
nav.menu{display:flex;gap:6px;align-items:center}
nav.menu a{text-decoration:none;color:var(--ink);font-weight:700;font-size:15px;padding:9px 14px;border-radius:10px}
nav.menu a:hover{background:#eaf6fc;color:var(--brand-dark)}
nav.menu a.active{background:var(--brand);color:#fff}
nav.menu a.cta{border:2px solid var(--brand);color:var(--brand-dark)}
nav.menu a.cta:hover{background:var(--brand);color:#fff}
@media(max-width:860px){
  .nav-btn{display:block}
  nav.menu{display:none;position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:10px 16px 16px;gap:4px;box-shadow:var(--shadow)}
  nav.menu a{padding:13px 14px;font-size:16px}
  .nav-toggle:checked ~ nav.menu{display:flex}
}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(150deg,#0e2a3c 0%,#134b6b 55%,#1583b4 100%);color:#fff;padding:64px 0 58px;text-align:center}
.hero h1{font-size:clamp(26px,5.4vw,44px);line-height:1.25;letter-spacing:-.5px}
.hero .tag{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);border-radius:99px;padding:6px 18px;font-size:14.5px;margin-bottom:18px}
.hero p.sub{max-width:760px;margin:14px auto 0;font-size:clamp(15px,2.6vw,18px);color:#dcecf5}
.hero .actions{margin-top:28px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;text-decoration:none;font-weight:700;font-size:16.5px;padding:13px 28px;border-radius:12px;transition:transform .12s ease,filter .12s ease}
.btn:hover{transform:translateY(-2px);filter:brightness(1.08)}
.btn.primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(41,171,226,.35)}
.btn.ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.5)}
.btn.dark{background:var(--ink);color:#fff}
.stats{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.stat{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:var(--radius);padding:14px 26px;min-width:150px}
.stat b{display:block;font-size:24px}
.stat span{font-size:13.5px;color:#cfe6f3}

/* ---------- Sections ---------- */
section{padding:54px 0}
section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 34px}
.sec-head h2{font-size:clamp(22px,4vw,30px);color:var(--ink)}
.sec-head h2 em{color:var(--brand-dark);font-style:normal}
.sec-head p{color:var(--muted);margin-top:8px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.card .ico{width:46px;height:46px;border-radius:12px;background:#eaf6fc;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.card .ico svg{width:24px;height:24px;stroke:var(--brand-dark)}
.card h3{font-size:17px;margin-bottom:6px}
.card p{color:var(--muted);font-size:14.5px}
.num-card{display:flex;gap:14px;align-items:flex-start}
.num-card .n{flex:none;width:38px;height:38px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:17px}

/* ---------- Brands ---------- */
.brands{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.brand-chip{background:#fff;border:1px solid var(--line);border-radius:99px;padding:8px 20px;font-weight:700;font-size:14.5px;color:#33454f;box-shadow:0 3px 10px rgba(22,35,46,.05)}
.note{color:var(--muted);font-size:13.5px;text-align:center;margin-top:14px}

/* ---------- Portfolio ---------- */
.gallery{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.shot{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.shot img{width:100%;height:190px;object-fit:cover}
.shot figcaption{padding:11px 14px;font-size:14px;font-weight:700}

/* ---------- References ---------- */
.ref-cols{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.ref-list{list-style:none}
.ref-list li{padding:9px 0 9px 30px;border-bottom:1px solid var(--line);position:relative;font-size:15px}
.ref-list li:last-child{border-bottom:none}
.ref-list li::before{content:'';position:absolute;left:4px;top:14px;width:14px;height:14px;border-radius:50%;background:#e1f2fb;border:4px solid var(--brand)}
.ref-list li small{display:block;color:var(--muted)}

/* ---------- Team ---------- */
.team-card{text-align:center}
.avatar{width:84px;height:84px;border-radius:50%;background:linear-gradient(150deg,var(--brand),var(--brand-dark));color:#fff;font-size:26px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 12px}
.team-card .role{color:var(--brand-dark);font-weight:700;font-size:14px;margin-bottom:8px}

/* ---------- Contact ---------- */
.contact-grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.contact-card a{font-size:17px;font-weight:700;text-decoration:none}
.cta-band{background:linear-gradient(150deg,#134b6b,#1583b4);color:#fff;text-align:center;border-radius:18px;padding:38px 22px}
.cta-band h2{font-size:clamp(20px,3.8vw,28px)}
.cta-band p{color:#d6eaf5;margin:8px 0 20px}

/* ---------- Footer ---------- */
footer.site{background:#0e2a3c;color:#b9cedb;padding:40px 0 28px;margin-top:56px;font-size:14.5px}
footer.site .cols{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));margin-bottom:24px}
footer.site h4{color:#fff;font-size:15.5px;margin-bottom:10px}
footer.site a{color:#9fd6f2;text-decoration:none}
footer.site a:hover{text-decoration:underline}
footer.site .fine{border-top:1px solid rgba(255,255,255,.15);padding-top:16px;text-align:center;font-size:13px;color:#7f99a9}
.flist{list-style:none}
.flist li{margin-bottom:7px}