/* SN Site CMS — หน้าเว็บสาธารณะ (สีและฟอนต์มาจากตัวแปรที่ตั้งในระบบหลังบ้าน) */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.6}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--font-head);margin:0}
p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--font-mono)}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--bg);padding:10px 16px;z-index:100}
.skip:focus{left:8px;top:8px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:12px 24px;font:inherit;font-weight:600;font-size:16px;text-decoration:none;border:1.5px solid transparent;border-radius:var(--radius);cursor:pointer;transition:transform .15s ease,background-color .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:var(--on-accent)}
.btn-accent:hover{color:var(--on-accent)}
.btn-line{border-color:currentColor;color:var(--ink);background:transparent}
.btn-dark{background:var(--ink);color:var(--bg)}
.btn-dark:hover{color:var(--bg)}

/* Header */
.site-header{background:var(--bg);border-bottom:1px solid var(--line);z-index:40}
.site-header.sticky{position:sticky;top:0}
.hdr{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);min-width:0}
.brand img{height:44px;width:auto;max-width:200px;object-fit:contain}
.logo-badge{flex:none;width:38px;height:38px;background:var(--ink);color:var(--accent);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-weight:500;font-size:14px;border-radius:min(var(--radius),8px)}
.brand-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.brand-name{font-family:var(--font-head);font-weight:700;font-size:16px;letter-spacing:.04em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-sub{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav{display:flex;align-items:center;gap:6px 26px;font-size:15px;font-weight:500}
.nav a{text-decoration:none;padding:10px 0}
.nav a:hover{color:var(--muted)}
.nav .btn{padding:10px 18px;min-height:44px}
.lang{display:flex;font-family:var(--font-mono);font-size:13px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.lang a{padding:6px 10px;text-decoration:none;color:var(--muted)}
.lang a[aria-current]{background:var(--ink);color:var(--bg)}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);background:transparent;color:var(--ink);border-radius:var(--radius);cursor:pointer}
@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px 24px 20px;gap:0}
  .nav.open{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line)}
  .nav .btn{margin-top:14px;justify-content:center;border-bottom:0}
  .nav .lang{align-self:flex-start;margin-top:14px}
  .nav .lang a{border:0;padding:8px 14px}
  .site-header{position:relative}
  .site-header.sticky{position:sticky}
  .brand-sub{display:none}
  .brand img{max-width:150px;height:38px}
}

/* Hero */
.hero{padding:88px 0 104px}
.hero-grid{display:flex;flex-wrap:wrap;gap:56px;align-items:center}
.hero-copy{flex:999 1 520px;min-width:0;display:flex;flex-direction:column;gap:26px}
.eyebrow{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:13px;letter-spacing:.08em;color:var(--muted);text-transform:uppercase}
.eyebrow::before{content:"";width:10px;height:10px;background:var(--accent);flex:none;border-radius:min(var(--radius),3px)}
.hero h1{font-size:clamp(36px,5.2vw,64px);line-height:1.18;font-weight:700;letter-spacing:-.01em}
.hero-text{font-size:19px;line-height:1.7;color:var(--ink-2);max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;padding-top:6px}
.panel{flex:1 1 380px;min-width:0;background:var(--dark);color:var(--dark-ink);border-radius:var(--radius);overflow:hidden}
.panel-head{padding:20px 24px;border-bottom:1px solid var(--dark-line);display:flex;justify-content:space-between;gap:12px;font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--dark-muted)}
.panel-row{padding:20px 24px;border-bottom:1px solid var(--dark-line);display:flex;gap:16px;align-items:baseline}
.panel-row:last-child{border-bottom:0}
.panel-row .n{font-family:var(--font-mono);font-size:13px;color:var(--accent)}
.panel-row strong{display:block;font-size:18px;font-weight:600}
.panel-row span.t{display:block;font-family:var(--font-mono);font-size:13px;color:var(--dark-muted);margin-top:2px}
.hero-img{flex:1 1 420px;min-width:0;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;background:var(--surface)}
.hero-img img{width:100%;height:100%;object-fit:cover}
.hero.cover{position:relative;padding:150px 0 140px;color:#fff;background:var(--dark) center/cover no-repeat;isolation:isolate}
.hero.cover::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.78),rgba(0,0,0,.35));z-index:-1}
.hero.cover .eyebrow{color:rgba(255,255,255,.82)}
.hero.cover .hero-text{color:rgba(255,255,255,.9)}
.hero.cover .btn-line{color:#fff}

/* Sections */
.sec{border-top:1px solid var(--line);padding:96px 0}
.sec.alt{background:var(--surface)}
.sec-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:48px}
.sec-head .k{display:flex;flex-direction:column;gap:12px}
.kicker{font-family:var(--font-mono);font-size:13px;letter-spacing:.08em;color:var(--muted)}
.sec h2{font-size:clamp(30px,3.4vw,40px);line-height:1.2;font-weight:700}
.sec-intro{max-width:440px;font-size:16px;line-height:1.7;color:var(--ink-2)}

/* About */
.about{display:flex;flex-wrap:wrap;gap:48px}
.about-side{flex:1 1 280px;min-width:0;display:flex;flex-direction:column;gap:12px}
.about-main{flex:999 1 560px;min-width:0;display:flex;flex-direction:column;gap:22px}
.about-lead{font-size:20px;line-height:1.75}
.about-body p{font-size:16px;line-height:1.75;color:var(--ink-2);margin-bottom:14px}
.about-meta{font-family:var(--font-mono);font-size:14px;color:var(--muted)}
.about-img{border-radius:var(--radius);overflow:hidden;margin-top:8px}
.about-img img{width:100%;height:auto}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:32px;padding-top:12px}
.feature{border-top:2px solid var(--ink);padding-top:20px;display:flex;flex-direction:column;gap:8px}
.feature h3{font-size:19px;font-weight:600}
.feature p{font-size:15px;line-height:1.7;color:var(--ink-2)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:12px}
.stat{background:var(--surface);padding:24px;margin:0 -1px -1px 0;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec.alt .stats,.sec.alt .stat{background:var(--bg)}
.stat b{display:block;font-family:var(--font-head);font-size:38px;line-height:1.1;font-weight:700}
.stat span{display:block;font-size:14px;color:var(--muted);margin-top:6px}

/* Services */
.services{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.service{background:var(--surface);padding:32px;display:flex;flex-direction:column;gap:14px;margin:0 -1px -1px 0;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec.alt .services,.sec.alt .service,.sec.alt .clients,.sec.alt .client{background:var(--bg)}
.service-top{display:flex;justify-content:space-between;align-items:center;color:var(--ink)}
.service-top .n{font-family:var(--font-mono);font-size:13px;color:var(--muted)}
.service h3{font-size:21px;font-weight:600;line-height:1.4}
.service p{font-size:15px;line-height:1.7;color:var(--ink-2)}
.service .tags{margin-top:auto;padding-top:8px;font-family:var(--font-mono);font-size:12px;color:var(--muted)}

/* Projects */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:-16px 0 32px}
.chip{font:inherit;font-family:var(--font-mono);font-size:13px;letter-spacing:.04em;min-height:40px;padding:8px 16px;border:1px solid var(--line);background:transparent;color:var(--ink);border-radius:999px;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.projects{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:40px 28px}
@media (max-width:420px){.projects{grid-template-columns:1fr}}
.pcard{display:flex;flex-direction:column;gap:10px;text-decoration:none;color:inherit}
.pcard[hidden]{display:none}
.pcard .img{aspect-ratio:16/10;border-radius:var(--radius);overflow:hidden;background:var(--surface);border:1px solid var(--line)}
.pcard .img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.pcard:hover .img img{transform:scale(1.035)}
.ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:13px;color:var(--muted);background:repeating-linear-gradient(135deg,var(--surface) 0 12px,var(--line) 12px 13px)}
.pcard .cat{padding-top:6px;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--muted)}
.pcard h3{font-size:20px;font-weight:600;line-height:1.4}
.pcard p{font-size:15px;line-height:1.7;color:var(--ink-2)}
.pcard .more{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14px;margin-top:2px}
.pcard:hover .more{color:var(--muted)}

/* Videos */
.videos{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:36px 24px;align-items:start}
.vcard{display:flex;flex-direction:column;gap:10px;min-width:0}
.vcard.h{grid-column:span 2}
@media (max-width:620px){.vcard.h{grid-column:auto}}
.vcard h3{font-size:18px;font-weight:600;line-height:1.4;margin-top:4px}
.vcard p{font-size:15px;line-height:1.7;color:var(--ink-2)}
.vid{position:relative;width:100%;border-radius:var(--radius);overflow:hidden;background:#000}
.vid.h{aspect-ratio:16/9}
.vid.v{aspect-ratio:9/16;max-width:380px}
.vid iframe,.vid video{position:absolute;inset:0;width:100%;height:100%;border:0;display:block}

/* Clients */
.clients{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.client{background:var(--surface);margin:0 -1px -1px 0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:110px;display:flex;align-items:center;justify-content:center;padding:22px;text-decoration:none;color:var(--ink);font-weight:600;text-align:center}
.client img{max-height:56px;width:auto;object-fit:contain;filter:grayscale(1);opacity:.8;transition:filter .2s,opacity .2s}
.client:hover img{filter:none;opacity:1}

/* Contact */
.contact{background:var(--dark);color:var(--dark-ink);padding:96px 0}
.contact-grid{display:flex;flex-wrap:wrap;gap:56px}
.contact-info{flex:1 1 360px;min-width:0;display:flex;flex-direction:column;gap:18px}
.contact .kicker{color:var(--accent)}
.contact h2{font-size:clamp(30px,3.4vw,40px);line-height:1.2;font-weight:700}
.contact-intro{font-size:17px;line-height:1.7;color:var(--dark-ink);opacity:.9}
.dl{margin:8px 0 0}
.dl div{padding:16px 0;border-top:1px solid var(--dark-line);display:flex;flex-wrap:wrap;gap:4px 24px}
.dl div:last-child{border-bottom:1px solid var(--dark-line)}
.dl dt{width:120px;font-family:var(--font-mono);font-size:13px;color:var(--dark-muted);padding-top:2px}
.dl dd{margin:0;flex:1 1 200px;font-size:16px}
.dl a{color:var(--dark-ink)}
.socials{display:flex;gap:10px}
.socials a{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--dark-line);color:var(--dark-ink);border-radius:var(--radius)}
.socials a:hover{border-color:var(--accent);color:var(--accent)}
.map{border:1px solid var(--dark-line);border-radius:var(--radius);overflow:hidden;height:260px}
.map iframe{width:100%;height:100%;border:0;display:block}
.form{flex:999 1 480px;min-width:0;background:var(--dark-surface);padding:36px;display:flex;flex-direction:column;gap:20px;border-radius:var(--radius);align-self:flex-start}
.form h3{font-size:22px;font-weight:600}
.fgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:560px){.fgrid{grid-template-columns:1fr}}
.fld{display:flex;flex-direction:column;gap:8px}
.fld label{font-size:14px;color:var(--dark-ink);opacity:.85}
.fld input,.fld select,.fld textarea{font:inherit;font-size:16px;color:var(--dark-ink);background:var(--dark-field);border:1px solid var(--dark-line);padding:12px 14px;min-height:48px;border-radius:min(var(--radius),10px);width:100%}
.fld textarea{resize:vertical;min-height:130px}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:2px solid var(--accent);outline-offset:1px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.notice{padding:14px 16px;border-radius:min(var(--radius),10px);font-size:16px}
.notice.ok{background:#1E4D33;color:#DDF7E7}
.notice.bad{background:#5A1F1F;color:#FFE1E1}
.form .btn{align-self:flex-start}

/* Footer */
.footer{background:var(--dark);color:var(--dark-muted);border-top:1px solid var(--dark-line)}
.footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 24px;padding-top:26px;padding-bottom:26px;font-size:14px}
.footer img{height:30px;width:auto}

/* Project detail */
.crumbs{padding:28px 0 0;font-size:14px;color:var(--muted)}
.crumbs a{text-decoration:none;display:inline-flex;align-items:center;gap:6px}
.crumbs a:hover{color:var(--ink)}
.p-head{padding:28px 0 40px;display:flex;flex-direction:column;gap:18px;max-width:900px}
.p-head h1{font-size:clamp(32px,4.4vw,52px);line-height:1.2;font-weight:700}
.p-summary{font-size:19px;line-height:1.7;color:var(--ink-2)}
.meta{display:flex;flex-wrap:wrap;gap:12px 40px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.meta div{display:flex;flex-direction:column;gap:2px}
.meta dt{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--muted)}
.meta dd{margin:0;font-weight:600}
.p-cover{border-radius:var(--radius);overflow:hidden;background:var(--surface);margin:40px 0}
.p-cover button{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in}
.p-cover img{width:100%;max-height:72vh;object-fit:cover}
.p-body{display:flex;flex-wrap:wrap;gap:48px;padding-bottom:40px}
.p-body .text{flex:999 1 560px;min-width:0}
.p-body .text p{font-size:17px;line-height:1.85;margin-bottom:18px}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin:8px 0 56px}
.gallery button{padding:0;border:0;background:var(--surface);cursor:zoom-in;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.gallery button:hover img{transform:scale(1.04)}
.gallery figure{margin:0;display:flex;flex-direction:column;gap:6px}
.gallery figcaption{font-size:13px;color:var(--muted)}
.lb{border:0;padding:0;background:transparent;max-width:100vw;max-height:100vh;width:100vw;height:100vh}
.lb::backdrop{background:rgba(5,7,10,.92)}
.lb-in{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:56px 72px}
.lb img{max-width:100%;max-height:100%;object-fit:contain}
.lb-cap{position:absolute;left:0;right:0;bottom:16px;text-align:center;color:#E8E8E8;font-size:14px;padding:0 70px}
.lb-btn{position:absolute;width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(0,0,0,.4);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}
.lb-btn:hover{background:rgba(0,0,0,.7)}
.lb-close{top:14px;right:14px}.lb-prev{left:14px;top:50%;transform:translateY(-50%)}.lb-next{right:14px;top:50%;transform:translateY(-50%)}
@media (max-width:600px){.lb-in{padding:56px 8px}.lb-prev,.lb-next{top:auto;bottom:56px;transform:none}}
.notfound{padding:120px 0;text-align:center;display:flex;flex-direction:column;gap:20px;align-items:center}

@media (max-width:640px){
  .hero{padding:56px 0 72px}
  .sec,.contact{padding:72px 0}
  .form{padding:24px}
  .service{padding:26px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}