:root{
  --red:#C8102E; --red-dark:#9E0C24; --orange:#FF6A13; --black:#0E0E10; --ink:#141416;
  --muted:#4A4A52; --muted-dark:#C9C9CE; --line:#DCD8D4; --sand:#F5F3F1; --white:#FFFFFF;
  --head:'Kanit',system-ui,sans-serif; --body:'IBM Plex Sans Thai',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--white);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.65}
img{max-width:100%;display:block}
a{color:var(--red)}a:hover{color:var(--red-dark)}
h1,h2,h3{font-family:var(--head);line-height:1.2;margin:0}
p{margin:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.sec{padding:72px 0}
.sec-head{display:flex;flex-direction:column;gap:10px;max-width:780px;margin-bottom:32px}
.eyebrow{font-size:14px;font-weight:600;color:var(--red)}
.h2{font-size:clamp(28px,3.4vw,40px);font-weight:700}
.lead{font-size:17px;color:var(--muted)}
.sand{background:var(--sand)} .dark{background:var(--black);color:var(--white)}
.dark .lead{color:var(--muted-dark)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 24px;border-radius:10px;font-weight:600;font-size:17px;text-decoration:none;border:2px solid transparent;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:var(--red-dark);color:#fff}
.btn-ghost{border-color:#fff;color:#fff}.btn-ghost:hover{background:#fff;color:var(--ink)}
.btn-outline{border-color:var(--ink);color:var(--ink)}.btn-outline:hover{background:var(--ink);color:#fff}
.btn-orange{background:var(--orange);color:var(--ink)}.btn-orange:hover{background:#ff8540;color:var(--ink)}
.grid{display:grid;gap:16px}
.g-auto-240{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.g-auto-260{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g-auto-280{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:#000;border-bottom:4px solid var(--red)}
.hdr{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:8px;padding-bottom:8px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none}
.brand img{width:84px;height:57px}
.brand span{font-family:var(--head);font-weight:700;font-size:22px;letter-spacing:.04em}
.brand b{color:var(--red)}
.nav{display:flex;flex-wrap:nowrap;gap:2px 14px;white-space:nowrap}
.nav a{color:#E6E6E8;text-decoration:none;font-weight:500;font-size:14px;padding:10px 0}
.nav a:hover{color:var(--orange)}
.hdr-cta{font-size:15px;min-height:44px;padding:8px 16px;white-space:nowrap}
.menu-btn{display:none;width:44px;height:44px;background:transparent;border:1px solid #4A4A52;border-radius:8px;color:#fff;align-items:center;justify-content:center;cursor:pointer}
@media (max-width:1240px){
  .hdr{flex-wrap:wrap}
  .menu-btn{display:inline-flex}
  .hdr-cta{display:none}
  .nav{display:none;flex-direction:column;width:100%;padding:4px 0 10px}
  .nav.open{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid #2A2A30;font-size:16px}
  .brand img{width:68px;height:46px}.brand span{font-size:19px}
}

/* hero */
.hero{padding-top:56px;padding-bottom:64px}
.nw{white-space:nowrap}
.hero-row{display:flex;flex-wrap:wrap;gap:44px;align-items:center}
.hero-text{flex:999 1 500px;min-width:0;display:flex;flex-direction:column;gap:20px}
.hero h1{font-size:clamp(34px,5vw,58px);font-weight:700;line-height:1.15}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero .sub{font-size:19px;color:var(--muted-dark);max-width:60ch}
.hero .sub a{color:var(--orange);text-decoration:none}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.from{font-size:15px;color:var(--muted-dark)}
.from strong{font-family:var(--head);font-size:26px;color:#fff}
.hero-fig{flex:1 1 380px;min-width:0;margin:0;position:relative}
.hero-fig img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:16px;border-bottom:6px solid var(--red)}
.hero-fig figcaption{position:absolute;left:16px;bottom:22px;background:rgba(14,14,16,.85);color:#fff;font-size:14px;padding:8px 14px;border-radius:8px}
.hero-fig figcaption strong{color:var(--orange)}
.stats{background:var(--red);color:#fff}
.stats .grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));padding-top:20px;padding-bottom:20px}
.stat-n{font-family:var(--head);font-size:28px;font-weight:700}
.stat-l{font-size:14px}

/* cards */
.card{background:#fff;border-radius:14px;padding:24px;display:flex;flex-direction:column;gap:8px}
.card h3{font-size:21px}
.card p{color:var(--muted)}
.bar{width:44px;height:6px;background:var(--red);border-radius:3px}
.why-box{background:var(--black);color:#fff;border-radius:16px;padding:32px;margin-top:20px}
.why-box h2{font-size:30px;margin-bottom:22px}.why-box h2 span{color:var(--orange)}
.why-box h3{font-size:19px;color:var(--orange);margin-bottom:6px}
.why-box p{color:var(--muted-dark)}
.why-box .note{font-size:13px;color:#9A9AA2;margin-top:4px}

/* packages */
.chooser{background:var(--sand);border-radius:14px;padding:20px;margin-bottom:24px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.chooser .t{grid-column:1/-1;font-family:var(--head);font-size:18px;font-weight:600}
.chooser strong{color:var(--red)}
.pkgs{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));align-items:stretch;padding-top:14px}
.pkg{border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:14px;position:relative;background:#fff}
.pkg .who{font-size:13px;font-weight:600;color:var(--muted)}
.pkg h3{font-size:24px}
.price{font-family:var(--head);font-size:40px;font-weight:700;line-height:1}
.price small{font-family:var(--body);font-size:15px;font-weight:400;color:var(--muted)}
.time{font-size:14px;font-weight:600;background:var(--sand);border-radius:8px;padding:6px 10px}
.pkg .inc{color:var(--muted);font-size:15px}
.pkg ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px;font-size:15px}
.pkg .btn{margin-top:auto;width:100%}
.pkg.rec{border:3px solid var(--red)}
.pkg.rec .who{color:var(--red)}
.badge{position:absolute;top:-14px;left:20px;background:var(--red);color:#fff;font-size:13px;font-weight:600;padding:3px 12px;border-radius:999px}
.pkg.top{background:var(--black);color:#fff;border-color:var(--black)}
.pkg.top .who{color:var(--orange)}
.pkg.top .price small,.pkg.top .inc{color:var(--muted-dark)}
.pkg.top .time{background:#26262B}
.fine{font-size:14px;color:var(--muted);margin-top:18px}

/* tables */
.tbl-box{overflow-x:auto;background:#fff;border-radius:14px;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:15px}
.cmp{min-width:760px}
.cmp thead th{background:var(--black);color:#fff;padding:14px 12px;text-align:center;font-weight:600}
.cmp thead th:first-child{text-align:left;padding-left:16px}
.cmp thead th.p3{background:var(--red)} .cmp thead th.p4{color:var(--orange)}
.cmp tbody th{padding:12px 16px;text-align:left;font-weight:500}
.cmp td{text-align:center;padding:12px 8px}
.cmp tbody tr{border-bottom:1px solid #ECE9E6}
.cmp .no{color:#8A8A92}
.cmp .yes-strong{color:var(--red);font-weight:700}
.extras{margin-top:20px}
.extras h3{font-size:20px}
.extras strong{color:var(--ink)}

/* travel */
.travel-row{display:flex;flex-wrap:wrap;gap:32px}
.travel-l{flex:1 1 320px;min-width:0;display:flex;flex-direction:column;gap:12px}
.travel-r{flex:2 1 520px;min-width:0;overflow-x:auto}
.night{background:var(--orange);color:var(--ink);border-radius:14px;padding:18px 20px}
.night b{font-family:var(--head);font-size:20px;display:block}
.trv thead th{border-bottom:2px solid var(--ink);text-align:left;padding:10px 8px}
.trv td{padding:12px 8px;border-bottom:1px solid #ECE9E6}
.trv td:last-child,.trv th:last-child{text-align:right}
.trv .free{color:var(--red);font-weight:700}

/* process */
.steps{list-style:none;margin:0;padding:0;grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.steps li{background:#1A1A1E;border-radius:14px;padding:20px;display:flex;flex-direction:column;gap:6px}
.steps .n{font-family:var(--head);font-size:34px;font-weight:700;color:var(--orange)}
.steps .t{font-weight:600;font-size:17px}
.steps .d{color:var(--muted-dark);font-size:15px}

/* reviews + videos */
.review{margin:0}
.review blockquote{margin:0;font-size:17px}
.review figcaption{font-size:14px;color:var(--muted)}
.review a{font-weight:600}
.vid-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px 20px;margin:48px 0 18px}
.vid-head h3{font-size:24px}
.vid-head a{font-weight:600}
.videos{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.vid{display:flex;flex-direction:column;gap:8px}
.yt{position:relative;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:var(--black);border:0;padding:0;cursor:pointer;width:100%;display:block}
.yt img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.yt:hover img{transform:scale(1.04)}
.yt .play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:68px;height:48px;background:var(--red);border-radius:12px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(0,0,0,.35)}
.yt iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.vid .ep{font-size:13px;font-weight:600;color:var(--red)}
.vid .vt{font-weight:600;line-height:1.4}

/* inspect */
.chk{grid-template-columns:repeat(auto-fit,minmax(270px,1fr))}
.chk .card{border:1px solid var(--line)}
.chk .ic{width:48px;height:48px;border-radius:12px;background:#FCE8EB;color:var(--red);display:flex;align-items:center;justify-content:center}
.chk ul{margin:4px 0 0;padding-left:18px;color:var(--muted);font-size:15px;display:flex;flex-direction:column;gap:4px}
.obd{margin-top:56px;display:flex;flex-wrap:wrap;gap:36px;align-items:flex-start}
.obd-l{flex:999 1 480px;min-width:0;display:flex;flex-direction:column;gap:14px}
.obd-r{flex:1 1 360px;min-width:0;display:flex;flex-direction:column;gap:12px}
.obd h3{font-size:clamp(24px,2.6vw,32px)}
.vs{width:100%;border-collapse:collapse;font-size:15px;background:#fff;border-radius:12px;overflow:hidden}
.vs th{background:var(--black);color:#fff;padding:12px;text-align:left}
.vs th:last-child{background:var(--red)}
.vs td{padding:11px 12px;border-bottom:1px solid #ECE9E6;vertical-align:top}
.vs td:first-child{color:var(--muted)}
.vs td:last-child{font-weight:500}
.shot{margin:0;border-radius:14px;overflow:hidden;background:var(--black)}
.shot .ph{aspect-ratio:16/10;display:flex;align-items:center;justify-content:center;text-align:center;padding:20px;color:#9A9AA2;font-size:14px;border:2px dashed #4A4A52;border-radius:14px}
.shot img{width:100%;height:auto}
.shot figcaption{font-size:13px;color:var(--muted);background:var(--white);padding-top:8px}
.dealer{margin-top:28px;background:var(--black);color:#fff;border-radius:16px;padding:28px;display:flex;flex-wrap:wrap;gap:28px;align-items:center}
.dealer-t{flex:999 1 420px;min-width:0;display:flex;flex-direction:column;gap:10px}
.dealer-t h3{font-size:24px}.dealer-t h3 span{color:var(--orange)}
.dealer-t p,.dealer-t li{color:var(--muted-dark)}
.dealer-t ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:4px}
.dealer .shot{flex:1 1 320px;min-width:0}
.dealer .shot figcaption{background:transparent;color:#9A9AA2}
/* s2cdiag */
.diag{background:#000;color:#fff;position:relative;overflow:hidden}
.diag .eyebrow{color:var(--orange)}
.diag .h2 span{color:var(--red)}
.diag .lead{color:var(--muted-dark)}
.hook{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-bottom:40px}
.hook div{border-radius:14px;padding:22px;background:#151518;display:flex;flex-direction:column;gap:6px}
.hook div.on{background:var(--red)}
.hook b{font-family:var(--head);font-size:22px}
.hook span{color:var(--muted-dark)}.hook .on span{color:#fff}
.tl{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;counter-reset:st}
.tl li{position:relative;background:#151518;border-radius:14px;padding:22px 20px 20px;border-top:4px solid var(--orange);display:flex;flex-direction:column;gap:6px}
.tl li:last-child{border-top-color:var(--red)}
.tl .k{font-size:13px;font-weight:600;color:var(--orange)}
.tl li:last-child .k{color:#ff5470}
.tl .t{font-family:var(--head);font-size:20px;font-weight:600}
.tl .d{color:var(--muted-dark);font-size:15px}
.diag-out{margin-top:28px;display:flex;flex-wrap:wrap;gap:28px;align-items:center}
.diag-out .txt{flex:999 1 420px;min-width:0;display:flex;flex-direction:column;gap:12px}
.diag-out .shot{flex:1 1 380px;min-width:0}
.diag-out .shot figcaption{background:transparent;color:#9A9AA2}
.res{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.res div{background:#151518;border-radius:12px;padding:14px;text-align:center}
.res b{display:block;font-family:var(--head);font-size:18px}
.res span{font-size:13px;color:var(--muted-dark)}
.diag .note{font-size:13px;color:#9A9AA2}

.arts{margin-top:40px}
.arts-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.arts-list a{display:flex;flex-direction:column;gap:4px;background:#fff;border-radius:14px;padding:18px 20px;color:var(--ink);text-decoration:none;border:1px solid transparent}
.arts-list a:hover{border-color:var(--red)}
.arts-list span{font-size:13px;font-weight:600;color:var(--red)}
.arts-list b{font-family:var(--head);font-size:18px;font-weight:600;line-height:1.4}

/* report sample */
.rep{display:flex;flex-wrap:wrap;gap:36px;align-items:flex-start}
.rep-l{flex:1 1 360px;min-width:0;display:flex;flex-direction:column;gap:16px}
.rep-r{flex:999 1 520px;min-width:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.rep-r figure{margin:0}
.rep-r img{width:100%;height:auto;border-radius:10px;border:1px solid var(--line);box-shadow:0 8px 24px rgba(0,0,0,.08);background:#fff}
.rep-r figcaption{font-size:13px;color:var(--muted);margin-top:6px}
.feat{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.feat li{display:flex;gap:10px;align-items:flex-start}
.feat b{display:block}
.feat span.t{color:var(--muted);font-size:15px}
.tick{flex:none;width:26px;height:26px;border-radius:50%;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;margin-top:2px}
.chat{background:#8CABD9;border-radius:18px;padding:16px;max-width:420px}
.chat-top{display:flex;align-items:center;gap:8px;color:#fff;font-weight:600;font-size:14px;margin-bottom:10px}
.chat-top i{width:28px;height:28px;border-radius:50%;background:#000 url(../images/logo-s2c.webp) center/90% no-repeat;display:block}
.bubble{background:#fff;border-radius:4px 16px 16px 16px;overflow:hidden}
.bubble img{width:100%;height:auto}
.chat .file{margin-top:8px;background:#fff;border-radius:12px;padding:10px 12px;display:flex;align-items:center;gap:10px;font-size:14px}
.chat .file b{display:block;font-size:14px}
.chat .file span{color:var(--muted);font-size:12px}
.pdf-ic{flex:none;width:34px;height:40px;border-radius:4px;background:var(--red);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center}
@media (max-width:560px){.rep-r{grid-template-columns:1fr 1fr;gap:10px}}

/* faq */
.faq{max-width:900px}
.faq details{border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:10px}
.faq summary{font-weight:600;font-size:17px;cursor:pointer;list-style-position:outside}
.faq details p{margin-top:10px;color:var(--muted)}

/* contact */
.contact{background:var(--red);color:#fff}
.contact-row{display:flex;flex-wrap:wrap;gap:40px;align-items:center}
.contact-l{flex:999 1 460px;min-width:0;display:flex;flex-direction:column;gap:14px}
.contact-l h2{font-size:clamp(30px,4vw,46px);line-height:1.15}
.contact-l p{font-size:18px}
.btn-white{background:#fff;color:var(--ink)}.btn-white:hover{background:#f1f1f1;color:var(--ink)}
.btn-black{background:var(--black);color:#fff}.btn-black:hover{background:#2a2a30;color:#fff}
.contact-card{flex:1 1 300px;min-width:0;background:var(--black);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:12px}
.contact-card a{color:#fff;text-decoration:none}
.contact-card a:hover{color:var(--orange)}
.contact-card .lbl{color:var(--orange);font-weight:600}
.qr{display:flex;align-items:center;gap:14px}
.qr img{width:140px;height:140px;background:#fff;border-radius:10px;padding:6px}
.qr span{font-size:14px;color:var(--muted-dark)}.qr strong{font-size:17px;color:#fff}
@media (max-width:760px){.qr{display:none}}

footer{background:var(--black);color:#9A9AA2;font-size:14px}
footer .wrap{padding-top:28px;padding-bottom:28px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
footer b{font-family:var(--head);color:#fff}footer b i{font-style:normal;color:var(--red)}

/* mobile sticky CTA */
.sticky-cta{display:none}
@media (max-width:760px){
  .sec{padding:56px 0}
  .hero{padding-top:32px;padding-bottom:44px}
  .why-box{padding:24px}
  .sticky-cta{display:grid;grid-template-columns:1fr 1fr;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--black);padding:10px 12px calc(10px + env(safe-area-inset-bottom))}
  .sticky-cta .btn{font-size:16px;min-height:46px;padding:8px}
  body{padding-bottom:72px}
}

/* language switch */
.lang{display:inline-flex;border:1px solid #4A4A52;border-radius:999px;overflow:hidden;font-size:13px;font-weight:600;flex:none}
.lang a,.lang span{padding:7px 11px;line-height:1;text-decoration:none;color:#C9C9CE;min-width:40px;text-align:center}
.lang span[aria-current]{background:#fff;color:var(--ink)}
.lang a:hover{color:#fff;background:#26262B}
.hdr-r{display:flex;align-items:center;gap:10px}
@media (max-width:1240px){.hdr-r{margin-left:auto}}
.foot-links{display:flex;flex-wrap:wrap;gap:6px 16px}
.foot-links a,.foot-links button{color:#C9C9CE;background:none;border:0;padding:0;font:inherit;cursor:pointer;text-decoration:underline}
@media (max-width:1240px){.nav{flex-wrap:wrap;white-space:normal}.brand{order:1}.hdr-r{order:2}.menu-btn{order:3}.nav{order:4}}