:root{--red:#d7262e;--navy:#0d2a4a;--navy2:#123c66;--ink:#1d2733;--muted:#5b6672;--bg:#f5f7fa;--line:#06c755;--card:#fff;--radius:14px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Sarabun','Noto Sans Thai',system-ui,-apple-system,'Segoe UI',sans-serif;color:var(--ink);background:#fff;line-height:1.7;font-size:17px;padding-bottom:72px}
h1,h2,h3{font-family:'Kanit','Sarabun',sans-serif;line-height:1.35;color:var(--navy);margin:1.2em 0 .5em}
h1{font-size:1.75rem;margin-top:.3em}h2{font-size:1.35rem}h3{font-size:1.1rem}
a{color:var(--navy2)}img{max-width:100%;height:auto}
.wrap{max-width:1100px;margin:0 auto;padding:0 18px}
.ph{background:#fff3b0;color:#6b4e00;border-radius:4px;padding:0 4px;font-weight:600;overflow-wrap:anywhere;box-decoration-break:clone;-webkit-box-decoration-break:clone}
.note{background:#fff8d6;border-left:4px solid #e0b100;padding:10px 14px;border-radius:8px;font-size:.95rem}
.warn{background:#fdecec;border-left:4px solid var(--red);padding:12px 14px;border-radius:8px;font-size:.95rem}
/* header */
.top{background:var(--navy);color:#fff;font-size:.85rem}.top .wrap{display:flex;justify-content:space-between;gap:10px;padding:6px 18px}
.top a{color:#fff;text-decoration:none}
header.site{background:#fff;border-bottom:1px solid #e5e9ef;position:sticky;top:0;z-index:20}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy)}
.brand img{width:44px;height:44px;border-radius:50%}
.brand b{font-family:'Kanit',sans-serif;font-size:1.05rem;line-height:1.1}.brand b span{color:var(--red);display:block;font-size:1.15rem;letter-spacing:.5px}
nav.main details{position:relative}nav.main summary{list-style:none;cursor:pointer;font-weight:600;padding:8px 12px;border:1px solid #d6dce4;border-radius:10px}
nav.main summary::-webkit-details-marker{display:none}
nav.main .menu{position:absolute;right:0;top:46px;background:#fff;border:1px solid #e5e9ef;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.12);padding:10px;width:260px}
nav.main .menu a{display:block;padding:7px 10px;text-decoration:none;color:var(--ink);border-radius:8px}nav.main .menu a:hover{background:var(--bg)}
nav.main .menu small{display:block;color:var(--muted);padding:6px 10px 2px;font-weight:700}
/* hero */
.hero{background:linear-gradient(120deg,var(--navy),var(--navy2) 60%,#1b5288);color:#fff;padding:34px 0 40px}
.hero h1{color:#fff;font-size:1.9rem}.hero h1 em{font-style:normal;color:#ff6b72}
.hero p{font-size:1.05rem;opacity:.95;max-width:640px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.chips a,.chips span{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.35);color:#fff;text-decoration:none;padding:4px 12px;border-radius:30px;font-size:.92rem}
.btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 18px;border-radius:12px;font-weight:700;text-decoration:none;border:0;cursor:pointer;font-size:1rem;font-family:inherit}
.btn.line{background:var(--line);color:#fff}.btn.call{background:#fff;color:var(--navy)}.btn.red{background:var(--red);color:#fff}.btn.ghost{background:transparent;border:2px solid currentColor;color:var(--navy)}
.crumb{font-size:.88rem;color:var(--muted);padding:10px 0}.crumb a{color:var(--muted)}
/* grids */
.grid{display:grid;gap:14px;grid-template-columns:1fr}
.card{background:var(--card);border:1px solid #e5e9ef;border-radius:var(--radius);padding:16px 18px;text-decoration:none;color:var(--ink);display:block}
a.card:hover{border-color:var(--navy2);box-shadow:0 6px 18px rgba(13,42,74,.08)}
.card h3{margin:.1em 0 .3em}.card p{margin:0;color:var(--muted);font-size:.95rem}
.sym{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:12px;background:var(--navy);color:#fff;font-family:'Kanit',sans-serif;font-weight:700;margin-bottom:6px}
.sym.r{background:var(--red)}
section{padding:10px 0 18px}.alt{background:var(--bg)}
table{border-collapse:collapse;width:100%;font-size:.95rem;margin:10px 0;background:#fff}th,td{border:1px solid #dfe4ea;padding:8px 10px;text-align:left;vertical-align:top}th{background:#eef2f6}
.tablewrap{overflow-x:auto}
details.faq{border:1px solid #e5e9ef;border-radius:10px;padding:10px 14px;margin:8px 0;background:#fff}details.faq summary{font-weight:700;cursor:pointer}
.photo{background:repeating-linear-gradient(45deg,#eef2f6,#eef2f6 12px,#e3e8ee 12px,#e3e8ee 24px);border-radius:var(--radius);min-height:180px;display:grid;place-items:center;color:var(--muted);font-weight:600;text-align:center;padding:10px}
.map{min-height:220px}
ul.check{padding-left:1.2em}ul.check li{margin:4px 0}
/* forms */
form .f{margin:10px 0}label{display:block;font-weight:600;margin-bottom:4px}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid #c9d1da;border-radius:10px;font:inherit;background:#fff}
.checks{display:flex;flex-wrap:wrap;gap:8px}.checks label{font-weight:400;border:1px solid #d6dce4;border-radius:20px;padding:4px 12px;display:flex;gap:6px;align-items:center}.checks input{width:auto}
/* footer */
footer{background:var(--navy);color:#cfd8e3;margin-top:30px;padding:26px 0;font-size:.92rem}footer a{color:#fff}footer h3{color:#fff;margin-top:0}
/* sticky action bar (mobile) */
.sticky{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:1fr 1fr 1fr;z-index:30;box-shadow:0 -4px 16px rgba(0,0,0,.15)}
.sticky a{padding:14px 6px;text-align:center;font-weight:700;text-decoration:none;color:#fff;font-size:.98rem}
.sticky .c{background:var(--navy)}.sticky .l{background:var(--line)}.sticky .q{background:var(--red)}
@media(min-width:760px){
 body{padding-bottom:0}
 h1{font-size:2.1rem}.hero h1{font-size:2.5rem}.hero{padding:56px 0 60px}
 .grid.g2{grid-template-columns:1fr 1fr}.grid.g3{grid-template-columns:repeat(3,1fr)}.grid.g4{grid-template-columns:repeat(4,1fr)}
 .two{display:grid;grid-template-columns:1.4fr 1fr;gap:28px}
 .sticky{left:auto;right:18px;bottom:18px;grid-template-columns:auto;gap:8px;box-shadow:none}
 .sticky a{border-radius:40px;padding:12px 20px;box-shadow:0 6px 18px rgba(0,0,0,.2)}
}
/* connect strip, reviews, dry-ice feature (v3) */
.btn.fb{background:#1877f2;color:#fff}
.connect{background:var(--navy);color:#fff;padding:22px 0 26px;margin-top:30px}.connect h2{color:#fff;margin-top:0}
.cgrid{display:grid;gap:14px;grid-template-columns:1fr}
.cc{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.25);border-radius:var(--radius);padding:14px 18px}
.cc h3{color:#fff;margin:.1em 0 .3em;display:flex;gap:8px;align-items:center}.cc p{margin:0 0 4px;color:#dbe6f3;font-size:.95rem}.cc a:not(.btn){color:#fff}
.cc .btn{padding:9px 14px;font-size:.92rem}
.connect+footer{margin-top:0}
.reviews{background:var(--bg);padding:18px 0 24px}.rsub{color:var(--muted);margin-top:-6px;font-size:.92rem}
.rv{background:#fff;border:1px solid #e5e9ef;border-radius:var(--radius);padding:16px 18px;margin:0}
.rv .st{color:#f5a300;font-size:1.2rem;letter-spacing:2px}.rv blockquote{margin:.3em 0;font-family:'Kanit',sans-serif;font-size:1.2rem;color:var(--navy)}
.rv figcaption{color:var(--muted);font-size:.92rem}.rv img{margin-top:10px;border:1px solid #e5e9ef;border-radius:10px;max-width:100%}
.rv.cta{background:var(--navy);color:#fff}.rv.cta h3{color:#fff;margin-top:0}.rv.cta p{color:#dbe6f3}
.dryfeat{background:linear-gradient(120deg,var(--navy),var(--navy2));color:#fff;padding:22px 0 26px}.dryfeat a:not(.btn){color:#fff}
.df{display:grid;gap:16px;grid-template-columns:1fr}.dryrv .btn{margin-top:10px}
@media(min-width:760px){.cgrid{grid-template-columns:repeat(3,1fr)}.df{grid-template-columns:1.6fr 1fr;align-items:center}}
/* GEO content (v4) */
.tldr{background:#eaf1fa;border-left:4px solid var(--navy2);padding:14px 16px;border-radius:10px;font-size:1.02rem;margin:10px 0}
.byline{color:var(--muted);font-size:.85rem;margin:6px 0 14px}
article{max-width:860px}
/* safety posters + illustrations */
.sec-t{color:#1aa6a0;font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:.8rem}
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:16px 0}
.pcard{margin:0;background:#fff;border:1px solid #dfe5ec;border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column}
.pcard .pz{display:block;aspect-ratio:4/5;overflow:hidden;background:#eef2f6}.pcard img{width:100%;height:100%;object-fit:cover;object-position:top;display:block;cursor:zoom-in}
.pcard figcaption{padding:10px 12px}.pcard h3{font-size:1rem;margin:.2em 0}.pcard p{font-size:.9rem;margin:.2em 0}.pcard small{color:var(--muted);font-size:.78rem;line-height:1.4;display:block}
.sumcard ul{padding-left:1.1em;margin:.3em 0}.sumcard li{margin:.3em 0}
dialog.lb{border:0;border-radius:12px;padding:10px;max-width:96vw;max-height:96vh;background:#fff}dialog.lb::backdrop{background:rgba(5,15,30,.8)}
dialog.lb img{max-width:90vw;max-height:80vh;display:block;margin:0 auto}dialog.lb p{text-align:center;margin:8px 0 0;font-weight:600;color:var(--navy)}
.lbx{position:absolute;right:8px;top:6px;border:0;background:var(--navy);color:#fff;border-radius:50%;width:34px;height:34px;font-size:1rem;cursor:pointer}
.illus-sec{padding:18px 0}.illus-g{display:grid;gap:14px;grid-template-columns:repeat(3,1fr)}.illus-g.n2{grid-template-columns:repeat(2,1fr)}.illus-g.n1{grid-template-columns:minmax(0,640px)}
.illus{margin:0;background:#fff;border:1px solid #dfe5ec;border-radius:var(--radius);overflow:hidden}.illus img{width:100%;height:220px;object-fit:cover;display:block}
.illus figcaption{padding:8px 12px;font-size:.85rem;color:var(--ink);line-height:1.5}.illus small{color:var(--muted);font-size:.72rem}.illus small a{color:var(--muted)}
@media(max-width:900px){.pgrid{grid-template-columns:repeat(2,1fr)}.illus-g,.illus-g.n2{grid-template-columns:1fr}.illus img{height:200px}}
@media(max-width:520px){.pgrid{grid-template-columns:1fr}}