:root{
  --navy:#0a1f3c;--navy-2:#12305a;--ice:#22b8f0;--ice-d:#0e93c9;--ice-soft:#e6f6fd;
  --sun:#ffcf3d;--line:#06c755;--ink:#0d1b2e;--muted:#5b6b80;--border:#e3eaf2;
  --soft:#f4f8fb;--white:#fff;--r:20px;--shadow:0 20px 50px -20px rgba(10,31,60,.25);
  --head:"Prompt","IBM Plex Sans Thai",system-ui,sans-serif;
  --body:"IBM Plex Sans Thai","Sukhumvit Set","Leelawadee UI",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:80px}
body{margin:0;background:var(--white);color:var(--ink);font:16px/1.7 var(--body)}
img{max-width:100%;height:auto;display:block}
a{color:var(--ice-d)}
h1,h2,h3{font-family:var(--head);line-height:1.25;margin:0 0 .5em;font-weight:600;letter-spacing:-.01em}
h2{font-size:clamp(1.7rem,3.6vw,2.5rem)}
h3{font-size:1.2rem}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:8px;z-index:99;background:#fff;padding:8px}

/* ---------- top bar & nav ---------- */
.topbar{background:var(--navy);color:#b8c7da;font-size:.85rem}
.topbar-in{display:flex;justify-content:space-between;gap:12px;height:36px;align-items:center}
.topbar a{color:#fff;text-decoration:none;font-weight:500}
.nav{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.9);backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid var(--border)}
.nav-in{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-family:var(--head);font-weight:700;font-size:1.25rem;line-height:1}
.brand small{display:block;font-size:.58rem;letter-spacing:.12em;color:var(--ice-d);font-weight:600;margin-top:3px}
.brand>span{letter-spacing:.02em;white-space:nowrap}
.brand.light{color:#fff}
#menu{display:flex;align-items:center;gap:2px;margin-left:auto}
#menu a{color:var(--ink);text-decoration:none;padding:8px 14px;border-radius:10px;font-weight:500}
#menu a:not(.btn):hover,#menu a[aria-current]{color:var(--ice-d);background:var(--ice-soft)}
#menu .btn{margin-left:10px;color:#fff}
.menu-btn{display:none;margin-left:auto;width:44px;height:44px;border:0;background:var(--soft);border-radius:12px;cursor:pointer;position:relative}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{position:absolute;left:12px;width:20px;height:2px;background:var(--navy);border-radius:2px;transition:.2s;content:""}
.menu-btn span{top:21px}.menu-btn span::before{left:0;top:-6px}.menu-btn span::after{left:0;top:6px}
.menu-open .menu-btn span{background:transparent}
.menu-open .menu-btn span::before{top:0;transform:rotate(45deg)}
.menu-open .menu-btn span::after{top:0;transform:rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 26px;border-radius:14px;font-family:var(--head);font-weight:600;font-size:1rem;text-decoration:none;border:0;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--sun);color:var(--navy);box-shadow:0 8px 20px -8px rgba(255,180,0,.7)}
.btn-primary:hover{background:#ffd95e}
.btn-line{background:var(--line);color:#fff;box-shadow:0 8px 20px -8px rgba(6,199,85,.7)}
.btn-line:hover{background:#05b44c}
.btn-light{background:#fff;color:var(--navy);box-shadow:inset 0 0 0 1.5px var(--border)}
.btn-call{background:var(--navy);color:#fff}
.btn-call:hover{background:var(--navy-2)}
.arrow{font-family:var(--head);font-weight:600;text-decoration:none;color:var(--ice-d)}
.arrow:hover{text-decoration:underline}

/* ---------- hero ---------- */
.hero{position:relative;background:
  radial-gradient(900px 500px at 85% -10%,rgba(34,184,240,.35),transparent 60%),
  radial-gradient(600px 400px at -10% 110%,rgba(34,184,240,.18),transparent 60%),
  var(--navy);color:#fff;padding:64px 0 0;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:22px 22px;pointer-events:none;mask-image:linear-gradient(to bottom,#000,transparent 80%)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);padding:6px 16px;border-radius:999px;font-size:.9rem;margin:0 0 22px}
.dot{width:8px;height:8px;border-radius:50%;background:#3ee07a;box-shadow:0 0 0 0 rgba(62,224,122,.6);animation:ping 1.8s infinite}
@keyframes ping{70%{box-shadow:0 0 0 10px rgba(62,224,122,0)}100%{box-shadow:0 0 0 0 rgba(62,224,122,0)}}
.hero h1{font-size:clamp(2.4rem,6vw,4.1rem);font-weight:700;line-height:1.12;margin-bottom:.4em}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#7fdcff,#22b8f0);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:1.15rem;color:#c9d6e6;max-width:32em;margin:0 0 22px}
.checks{list-style:none;padding:0;margin:0 0 28px;display:grid;gap:8px}
.checks li{padding-left:32px;position:relative}
.checks li::before{content:"";position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:50%;background:var(--ice) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%230a1f3c' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.rating{display:inline-flex;align-items:center;gap:14px;text-decoration:none;color:inherit}
.g-badge{width:44px;height:44px;border-radius:50%;background:#fff;display:grid;place-items:center;flex:none}
.rating p{margin:0;font-size:.9rem;color:#c9d6e6;line-height:1.4}
.rating b{font-family:var(--head);font-size:1.2rem;color:#fff}
.stars{color:var(--sun);letter-spacing:2px}
.stars.big{font-size:1.6rem}

/* booking card */
.book{background:#fff;color:var(--ink);border-radius:24px;padding:30px;box-shadow:0 30px 80px -20px rgba(0,0,0,.5);display:grid;gap:14px}
.book h2{font-size:1.5rem;margin:0}
.book-sub{margin:-8px 0 4px;color:var(--muted);font-size:.95rem}
.cbtn{display:flex;align-items:center;gap:16px;padding:16px 18px;border-radius:18px;text-decoration:none;transition:transform .15s,box-shadow .15s}
.cbtn:hover{transform:translateY(-2px)}
.cbtn b{display:block;font-family:var(--head);font-size:1.25rem;font-weight:600;line-height:1.3}
.cbtn small{display:block;font-size:.85rem;opacity:.85}
.cbtn-ico{flex:none;width:52px;height:52px;border-radius:14px;display:grid;place-items:center}
.cbtn-line{background:var(--line);color:#fff;box-shadow:0 12px 28px -12px rgba(6,199,85,.8)}
.cbtn-line .cbtn-ico{background:rgba(255,255,255,.2)}
.cbtn-call{background:var(--navy);color:#fff;box-shadow:0 12px 28px -12px rgba(10,31,60,.7)}
.cbtn-call .cbtn-ico{background:var(--ice);color:var(--navy)}
.book-points{list-style:none;padding:16px 0 0;margin:4px 0 0;border-top:1px dashed var(--border);display:grid;gap:6px;font-size:.92rem;color:var(--muted)}
.book-points li{padding-left:24px;position:relative}
.book-points li::before{content:"✓";position:absolute;left:0;color:var(--line);font-weight:700}

.stats{position:relative;z-index:1;list-style:none;margin:56px 0 0;padding:26px 0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.12)}
.stats li{text-align:center;border-left:1px solid rgba(255,255,255,.12)}
.stats li:first-child{border-left:0}
.stats b{display:block;font-family:var(--head);font-size:clamp(1.4rem,3vw,2rem);font-weight:700;color:#fff}
.stats span{color:#9fb3cb;font-size:.9rem}

/* brands marquee */
.brands{padding:36px 0 40px;border-bottom:1px solid var(--border);overflow:hidden}
.brands-t{text-align:center;margin:0 0 22px;font-family:var(--head);font-weight:500;color:var(--muted);font-size:.95rem}
.brands-t span{color:var(--ice-d);font-weight:600}
.marquee{position:relative;-webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.marquee-track{display:flex;width:max-content;animation:marquee 40s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee ul{list-style:none;margin:0;padding:0;display:flex;gap:20px;padding-right:20px}
.marquee li{flex:none;width:180px;height:84px;display:grid;place-items:center;background:#fff;border:1px solid var(--border);border-radius:16px;padding:12px 18px;transition:border-color .2s,box-shadow .2s}
.marquee li:hover{border-color:var(--ice);box-shadow:0 10px 24px -14px rgba(10,31,60,.35)}
.marquee img{max-width:100%;max-height:52px;width:auto;height:auto;object-fit:contain;transition:transform .2s}
.marquee li:hover img{transform:scale(1.06)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
.section{padding:96px 0}
.section-soft{background:var(--soft)}
.section-dark{background:var(--navy);color:#fff}
.section-dark .sub{color:#b4c4d8}
.head{max-width:640px;margin-bottom:44px}
.head.center{text-align:center;margin-left:auto;margin-right:auto}
.head.split{max-width:none;display:flex;justify-content:space-between;align-items:end;gap:20px;flex-wrap:wrap}
.head.split h2{margin:0}
.kicker{display:inline-block;font-family:var(--head);font-weight:600;font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ice-d);margin:0 0 10px}
.section-dark .kicker{color:var(--ice)}
.sub{color:var(--muted);font-size:1.05rem;margin:0}

/* services bento */
.bento{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:auto;gap:20px}
.svc{background:#fff;border:1px solid var(--border);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.svc:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.svc p{color:var(--muted);margin:0 0 16px}
.svc-ico{width:52px;height:52px;border-radius:14px;background:var(--ice-soft);display:grid;place-items:center;margin-bottom:18px}
.svc-ico svg{width:26px;height:26px;fill:none;stroke:var(--ice-d);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.svc-feature{grid-row:span 2;background:linear-gradient(160deg,#eaf8ff,#fff 55%);border-color:#bfe6f8;position:relative}
.svc-feature h3{font-size:1.6rem}
.badge{position:absolute;top:24px;right:24px;background:var(--sun);color:var(--navy);font-family:var(--head);font-weight:600;font-size:.8rem;padding:4px 12px;border-radius:999px}
.svc-feature .btn{margin-top:auto}
.svc-dark{background:var(--navy);border-color:var(--navy);color:#fff}
.svc-dark p{color:#b4c4d8}
.svc-dark .svc-ico{background:rgba(34,184,240,.15)}
.svc-dark .svc-ico svg{stroke:var(--ice)}
.svc-dark .arrow{color:var(--sun);margin-top:auto}

/* before/after */
.ba-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center}
.kpis{list-style:none;padding:0;margin:28px 0 32px;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.kpis li{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:16px}
.kpis b{display:block;font-family:var(--head);font-size:1.6rem;color:var(--ice)}
.kpis span{font-size:.85rem;color:#b4c4d8}
.ba{position:relative;margin:0;border-radius:24px;overflow:hidden;aspect-ratio:3/2;box-shadow:0 30px 70px -25px rgba(0,0,0,.6);user-select:none}
.ba img{width:100%;height:100%;object-fit:cover}
.ba-before{position:absolute;inset:0;clip-path:inset(0 calc(100% - var(--pos)) 0 0)}
.ba-handle{position:absolute;top:0;bottom:0;left:var(--pos);width:3px;margin-left:-1.5px;background:#fff;pointer-events:none}
.ba-handle::after{content:"⇆";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:46px;height:46px;border-radius:50%;background:#fff;color:var(--navy);display:grid;place-items:center;font-size:1.2rem;font-weight:700;box-shadow:0 6px 20px rgba(0,0,0,.3)}
.ba input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}
.ba-tag{position:absolute;top:16px;background:rgba(10,31,60,.75);color:#fff;font-family:var(--head);font-weight:600;font-size:.85rem;padding:4px 14px;border-radius:999px;pointer-events:none}
.ba-tag.l{left:16px}.ba-tag.r{right:16px;background:var(--ice)}
.ba figcaption{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.55);color:#fff;font-size:.8rem;padding:4px 14px;border-radius:999px;white-space:nowrap;pointer-events:none}

/* steps */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps li{position:relative;padding:28px 24px;border-radius:var(--r);background:var(--soft);counter-increment:s}
.steps li::before{content:counter(s,decimal-leading-zero);display:block;font-family:var(--head);font-weight:700;font-size:2.4rem;line-height:1;color:var(--ice);margin-bottom:14px}
.steps li:not(:last-child)::after{content:"";position:absolute;top:46px;right:-14px;width:8px;height:8px;border-top:2px solid #b6c6d6;border-right:2px solid #b6c6d6;transform:rotate(45deg)}
.steps b{font-family:var(--head);font-size:1.1rem;font-weight:600}
.steps p{margin:6px 0 0;color:var(--muted);font-size:.95rem}

/* works */
.works{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.work{display:block;background:#fff;border-radius:var(--r);overflow:hidden;border:1px solid var(--border);text-decoration:none;color:inherit;transition:transform .2s,box-shadow .2s}
.work:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.work[hidden]{display:none}
.work img{aspect-ratio:3/2;width:100%;object-fit:cover;transition:transform .5s}
.work:hover img{transform:scale(1.04)}
.work-b{padding:20px 22px 22px}
.work-b h3{margin:10px 0 2px;font-size:1.15rem}
.work-b p{margin:0;color:var(--muted);font-size:.92rem}
.work-b .meta{margin-top:10px;padding-top:10px;border-top:1px solid var(--border);color:var(--ink)}
.chip{display:inline-block;background:var(--ice-soft);color:var(--ice-d);font-family:var(--head);font-size:.78rem;font-weight:600;padding:3px 12px;border-radius:999px}

/* faq */
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
.areas{margin-top:28px;background:#fff;border:1px solid var(--border);border-radius:var(--r);padding:24px}
.areas h3{font-size:1.05rem}
.areas ul{list-style:none;padding:0;margin:0 0 12px;display:flex;flex-wrap:wrap;gap:8px}
.areas li{background:var(--ice-soft);color:var(--navy);padding:4px 12px;border-radius:999px;font-size:.9rem}
.areas p{margin:0;color:var(--muted);font-size:.9rem}
.faq details{background:#fff;border:1px solid var(--border);border-radius:16px;padding:0 22px;margin-bottom:12px;transition:box-shadow .2s}
.faq details[open]{box-shadow:var(--shadow);border-color:transparent}
.faq summary{cursor:pointer;font-family:var(--head);font-weight:500;font-size:1.05rem;padding:20px 0;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;width:30px;height:30px;border-radius:50%;background:var(--ice-soft);color:var(--ice-d);display:grid;place-items:center;font-size:1.2rem;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg);background:var(--navy);color:#fff}
.faq details p{margin:0 0 20px;color:var(--muted)}

/* cta band */
.cta-band{position:relative;overflow:hidden;display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;background:linear-gradient(120deg,var(--navy),var(--navy-2));color:#fff;border-radius:28px;padding:52px 56px}
.cta-band::before{content:"";position:absolute;right:-80px;top:-80px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(34,184,240,.45),transparent 70%)}
.cta-band h2{margin:0 0 6px;font-size:clamp(1.5rem,3vw,2.1rem)}
.cta-band p{margin:0;color:#b4c4d8}
.cta-actions{position:relative;display:flex;gap:12px;flex-wrap:wrap}

/* portfolio page */
.page-hero{background:radial-gradient(800px 400px at 90% -20%,rgba(34,184,240,.35),transparent 60%),var(--navy);color:#fff;padding:56px 0 0}
.page-hero h1{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:700}
.crumb{font-size:.88rem;color:#9fb3cb;margin-bottom:14px;display:flex;gap:8px}
.crumb a{color:#fff;text-decoration:none}
.stats.on-dark{margin-top:40px}
.case{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.case-dl{margin:24px 0 28px;display:grid;gap:0;border-top:1px solid var(--border)}
.case-dl div{display:grid;grid-template-columns:100px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--border)}
.case-dl dt{font-family:var(--head);font-weight:600;color:var(--ice-d)}
.case-dl dd{margin:0}
.filters{display:flex;flex-wrap:wrap;gap:8px}
.filters button{font:inherit;font-family:var(--head);font-weight:500;cursor:pointer;min-height:44px;padding:0 20px;border-radius:999px;border:1.5px solid var(--border);background:#fff;color:var(--ink);transition:.15s}
.filters button:hover{border-color:var(--ice)}
.filters button[aria-pressed=true]{background:var(--navy);border-color:var(--navy);color:#fff}

/* footer */
.foot{background:#071529;color:#9fb3cb;padding:64px 0 0;font-size:.95rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.foot h3{color:#fff;font-size:1rem}
.foot ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.foot a{color:#c9d6e6;text-decoration:none}
.foot a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:48px;padding-top:20px;padding-bottom:24px;font-size:.85rem}

.sticky{display:none}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .hero-grid,.ba-grid,.faq-grid,.case{grid-template-columns:1fr;gap:40px}
  .bento{grid-template-columns:1fr 1fr}
  .svc-feature{grid-row:auto;grid-column:span 2}
  .steps{grid-template-columns:1fr 1fr}
  .steps li::after{display:none}
  .works
}
@media (max-width:860px){
  .menu-btn{display:block}
  #menu{position:fixed;inset:108px 0 auto 0;flex-direction:column;align-items:stretch;gap:4px;background:#fff;padding:16px 20px 24px;border-bottom:1px solid var(--border);box-shadow:0 20px 40px -20px rgba(0,0,0,.2);transform:translateY(-12px);opacity:0;visibility:hidden;transition:.2s}
  .menu-open #menu{transform:none;opacity:1;visibility:visible}
  #menu a{padding:14px}
  #menu .btn{margin:8px 0 0}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .topbar span{display:none}.topbar-in{justify-content:flex-end}
  .nav-in{height:64px}
  #menu{inset:100px 0 auto 0}
  .hero{padding-top:40px}
  .book{padding:22px}
  .stats{grid-template-columns:1fr 1fr;row-gap:20px}
  .stats li:nth-child(3){border-left:0}
  .section{padding:64px 0}
  .bento,.works,.steps{grid-template-columns:1fr}
  .svc-feature{grid-column:auto}
  .kpis{grid-template-columns:repeat(3,1fr)}
  .kpis b{font-size:1.25rem}
  .cta-band{padding:36px 24px}
  .cta-actions,.cta-actions .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot{padding-bottom:80px}
  .sticky{display:grid;grid-template-columns:1fr 1fr;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:30;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.95);backdrop-filter:blur(10px);box-shadow:0 -6px 24px rgba(0,0,0,.1)}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* service extras */
.incl{list-style:none;padding:0;margin:4px 0 24px;display:grid;gap:10px}
.incl li{padding:10px 14px 10px 40px;position:relative;background:#fff;border:1px solid var(--border);border-radius:12px}
.incl li::before{content:"✓";position:absolute;left:14px;top:9px;color:var(--line);font-weight:700}
a.svc{text-decoration:none}
.svc-dark .arrow{color:var(--sun);margin-top:auto}

/* VRV / VRF */
.vrv-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.vrv-media img{border-radius:24px;box-shadow:var(--shadow);width:100%}
.vrv-tags{list-style:none;padding:0;margin:18px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.vrv-tags li{background:#fff;border:1px solid var(--border);border-radius:999px;padding:4px 14px;font-size:.9rem}
.vrv-list{list-style:none;padding:0;margin:26px 0 18px;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.vrv-list li{background:#fff;border:1px solid var(--border);border-radius:14px;padding:14px 16px;border-left:4px solid var(--ice)}
.vrv-list b{display:block;font-family:var(--head);font-weight:600}
.vrv-list span{font-size:.88rem;color:var(--muted);line-height:1.5}
.systems{font-size:.88rem;color:var(--muted);margin:0 0 24px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}

/* Google-style reviews */
.g-wrap{display:grid;grid-template-columns:320px 1fr;gap:28px;align-items:start;font-family:var(--body)}
.g-summary{position:sticky;top:96px;background:#fff;border:1px solid #dadce0;border-radius:16px;padding:24px}
.g-head{display:flex;gap:12px;align-items:center;padding-bottom:16px;border-bottom:1px solid #e8eaed}
.g-head b{display:block;font-size:1rem;color:#202124}
.g-head span{font-size:.82rem;color:#70757a}
.g-score{display:flex;align-items:center;gap:14px;margin:18px 0 12px}
.g-score>b{font-size:3.2rem;font-weight:400;color:#202124;line-height:1}
.g-count{display:block;font-size:.85rem;color:#70757a;margin-top:2px}
.g-stars{--r:5;display:inline-block;font-size:1rem;line-height:1;letter-spacing:1px;background:linear-gradient(90deg,#fbbc04 calc(var(--r)/5*100%),#dadce0 0);-webkit-background-clip:text;background-clip:text;color:transparent}
.g-stars::before{content:"★★★★★"}
.g-bars{list-style:none;padding:0;margin:0 0 20px;display:grid;gap:6px}
.g-bars li{display:grid;grid-template-columns:12px 1fr;gap:10px;align-items:center;font-size:.8rem;color:#70757a}
.g-bars i{display:block;height:8px;border-radius:4px;background:linear-gradient(90deg,#fbbc04 var(--w),#e8eaed 0)}
.g-actions{display:grid;gap:8px}
.g-btn{display:flex;align-items:center;justify-content:center;height:40px;border-radius:20px;border:1px solid #dadce0;color:#1a73e8;font-weight:500;font-size:.9rem;text-decoration:none}
.g-btn:hover{background:#f1f6fe}
.g-btn-primary{background:#1a73e8;border-color:#1a73e8;color:#fff}
.g-btn-primary:hover{background:#1765cc}
.g-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.g-card{background:#fff;border:1px solid #dadce0;border-radius:16px;padding:18px 20px;color:#202124;font-size:.93rem}
.g-user{display:flex;gap:12px;align-items:center}
.g-av{width:40px;height:40px;border-radius:50%;background:var(--c);color:#fff;display:grid;place-items:center;font-weight:500;font-size:1.05rem;flex:none}
.g-user b{display:block;font-weight:500;font-size:.95rem}
.g-user small{color:#70757a;font-size:.78rem}
.g-meta{display:flex;align-items:center;gap:8px;margin:12px 0 6px;font-size:.8rem;color:#70757a}
.g-new{background:#e8f0fe;color:#1967d2;border-radius:4px;padding:0 6px;font-weight:500}
.g-card p{margin:0;line-height:1.6}
.g-photos{display:flex;gap:6px;margin-top:12px}
.g-photos img{width:72px;height:72px;object-fit:cover;border-radius:8px}
.g-like{display:flex;align-items:center;gap:6px;margin-top:12px;color:#70757a;font-size:.8rem}
.g-reply{margin-top:14px;padding:12px 14px;background:#f8f9fa;border-radius:12px;font-size:.88rem}
.g-reply small{color:#70757a}
.g-reply p{margin-top:4px;color:#3c4043}

@media (max-width:1000px){
  .vrv-grid{grid-template-columns:1fr;gap:36px}
  .g-wrap{grid-template-columns:1fr}
  .g-summary{position:static}
}
@media (max-width:640px){
  .vrv-list{grid-template-columns:1fr}
  .g-list{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;margin:0 -16px;padding:0 16px 8px;scrollbar-width:none}
  .g-list::-webkit-scrollbar{display:none}
  .g-card{flex:0 0 86%;scroll-snap-align:center}
  .cta-row .btn{flex:1}
}

/* quote buttons */
.btn-quote{background:var(--sun);color:var(--navy);box-shadow:0 8px 20px -8px rgba(255,180,0,.7)}
.btn-quote:hover{background:#ffd95e}
#menu .btn-quote{color:var(--navy)}
#menu .btn + .btn{margin-left:6px}
.cbtn-quote{background:var(--sun);color:var(--navy);box-shadow:0 12px 28px -12px rgba(255,180,0,.8)}
.cbtn-quote .cbtn-ico{background:rgba(10,31,60,.1)}
.quote-bar{margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:22px 26px;border-radius:var(--r);background:#fff8e1;border:1px solid #ffe08a}
.quote-bar b{display:block;font-family:var(--head);font-size:1.15rem}
.quote-bar span{color:var(--muted);font-size:.95rem}

/* certifications */
.cert{display:block;background:#fff;border:1px solid var(--border);border-radius:16px;padding:12px;box-shadow:0 10px 30px -18px rgba(10,31,60,.35);transition:transform .2s,box-shadow .2s;margin-bottom:12px}
.cert:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.cert img{width:100%;aspect-ratio:5/7;object-fit:cover;border-radius:8px}
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(7,21,41,.9);display:grid;place-items:center;padding:20px;cursor:zoom-out}
.lightbox img{max-width:min(900px,100%);max-height:90vh;width:auto;height:auto;border-radius:8px;background:#fff;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lightbox button{position:absolute;top:14px;right:14px;width:44px;height:44px;border-radius:50%;border:0;background:#fff;color:var(--navy);font-size:1.4rem;cursor:pointer}

@media (max-width:1100px){#menu a:not(.btn){padding:8px 10px}}
@media (max-width:1000px){
  .co-grid{grid-template-columns:1fr;gap:36px}
}
@media (max-width:640px){
  .sticky{grid-template-columns:1fr 1fr!important;gap:10px}
  .sticky .btn{min-height:52px;padding:0 12px;font-size:1.02rem;gap:8px;border-radius:14px}
  .quote-bar .btn{width:100%}
}

/* AC types */
.types-grid{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.types-grid li{background:#fff;border:1px solid var(--border);border-radius:var(--r);padding:24px 18px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:4px;transition:transform .2s,box-shadow .2s,border-color .2s}
.types-grid li:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--ice)}
.types-grid svg{width:52px;height:52px;fill:none;stroke:var(--ice-d);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;margin-bottom:10px}
.types-grid b{font-family:var(--head);font-weight:600;font-size:1.05rem}
.types-grid span{font-size:.85rem;color:var(--muted)}
.types-grid .hl-type{background:var(--navy);border-color:var(--navy);color:#fff}
.types-grid .hl-type svg{stroke:var(--ice)}
.types-grid .hl-type span{color:#9fb3cb}
@media (max-width:860px){.types-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.types-grid{gap:10px}.types-grid li{padding:18px 10px}.types-grid svg{width:42px;height:42px}}

/* ================= MOBILE POLISH ================= */
h1,h2,h3{text-wrap:balance}
p,li{text-wrap:pretty}
body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
a,button{-webkit-tap-highlight-color:transparent}

@media (max-width:640px){
  /* typography */
  body{font-size:15.5px;line-height:1.72}
  h2{font-size:1.6rem;line-height:1.3;margin-bottom:.4em}
  h3{font-size:1.08rem}
  .kicker{font-size:.75rem;letter-spacing:.14em;margin-bottom:6px}
  .sub{font-size:.95rem;line-height:1.7}
  .lead{font-size:1rem;line-height:1.7;margin-bottom:18px}
  .btn{min-height:48px;font-size:.98rem;border-radius:12px}

  /* rhythm */
  .section{padding:52px 0}
  .head{margin-bottom:26px}
  .head.split{align-items:flex-start;gap:8px}
  .topbar{display:none}
  #menu{inset:64px 0 auto 0}
  body{padding-bottom:72px}

  /* hero */
  .hero{padding-top:28px}
  .eyebrow{font-size:.8rem;padding:5px 12px;margin-bottom:16px}
  .hero h1{font-size:2.35rem;line-height:1.15}
  .checks{gap:6px;margin-bottom:20px;font-size:.95rem}
  .checks li::before{top:3px;width:18px;height:18px;background-size:12px}
  .hero-grid{gap:26px}
  .book{padding:20px;border-radius:20px;gap:10px}
  .book h2{font-size:1.25rem}
  .book-sub{font-size:.88rem;margin:-6px 0 2px}
  .cbtn{padding:12px 14px;border-radius:14px;gap:12px}
  .cbtn b{font-size:1.08rem}
  .cbtn small{font-size:.78rem}
  .cbtn-ico{width:44px;height:44px;border-radius:12px}
  .book-points{font-size:.85rem;padding-top:12px}
  .stats{margin-top:32px;padding:20px 0}
  .stats b{font-size:1.45rem}
  .stats span{font-size:.8rem}

  /* brands */
  .brands{padding:26px 0 28px}
  .brands-t{font-size:.85rem;margin-bottom:16px}
  .marquee li{width:132px;height:64px;border-radius:12px;padding:8px 12px}
  .marquee ul{gap:12px;padding-right:12px}
  .marquee img{max-height:40px}

  /* types */
  .types-grid li{padding:16px 8px;border-radius:16px}
  .types-grid b{font-size:.95rem}
  .types-grid span{font-size:.75rem;line-height:1.4}

  /* services: compact rows */
  .bento{gap:12px}
  .svc{padding:18px;border-radius:18px}
  .svc:not(.svc-feature){display:grid;grid-template-columns:44px 1fr;column-gap:14px;align-items:start}
  .svc:not(.svc-feature) .svc-ico{grid-row:span 3;width:44px;height:44px;margin:0;border-radius:12px}
  .svc:not(.svc-feature) h3{margin:0 0 2px}
  .svc:not(.svc-feature) p{margin:0;font-size:.9rem;line-height:1.6}
  .svc-dark .arrow{margin-top:8px}
  .svc-feature h3{font-size:1.35rem}
  .badge{top:18px;right:18px;font-size:.72rem}
  .incl{gap:6px;margin-bottom:18px}
  .incl li{padding:8px 12px 8px 34px;font-size:.9rem;border-radius:10px}
  .incl li::before{left:12px;top:7px}
  .quote-bar{padding:18px;gap:12px}
  .quote-bar b{font-size:1.02rem}

  /* VRV */
  .vrv-media img{border-radius:18px}
  .vrv-tags{gap:6px;margin-top:12px}
  .vrv-tags li{font-size:.8rem;padding:3px 10px}
  .vrv-list{gap:8px;margin:18px 0 14px}
  .vrv-list li{padding:10px 12px}
  .vrv-list b{font-size:.95rem}
  .vrv-list span{font-size:.82rem}
  .systems{font-size:.8rem}
  .cta-row{flex-direction:column}
  .cta-row .btn{width:100%}

  /* before/after */
  .ba{border-radius:18px}
  .kpis{gap:8px;margin:20px 0 24px}
  .kpis li{padding:12px 8px;text-align:center;border-radius:12px}
  .kpis span{font-size:.72rem;line-height:1.3;display:block}

  /* steps: compact timeline */
  .steps{gap:0;position:relative}
  .steps li{display:grid;grid-template-columns:44px 1fr;column-gap:14px;background:none;padding:0 0 22px;border-radius:0}
  .steps li::before{grid-row:span 2;width:44px;height:44px;margin:0;border-radius:50%;background:var(--navy);color:#fff;font-size:1rem;display:grid;place-items:center;position:relative;z-index:1}
  .steps li:not(:last-child)::after{display:block;content:"";position:absolute;left:21px;top:44px;bottom:0;width:2px;height:auto;border:0;transform:none;background:var(--border)}
  .steps b{font-size:1rem;padding-top:2px}
  .steps p{margin-top:0;font-size:.88rem}

  /* works: swipe carousel */
  .works{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;margin:0 -16px;padding:0 16px 6px;scrollbar-width:none}
  .works::-webkit-scrollbar{display:none}
  .works .work{flex:0 0 80%;scroll-snap-align:center}
  .work-b{padding:14px 16px 16px}
  .work-b h3{font-size:1rem}

  /* company */
  .co-card{padding:22px 18px;border-radius:20px}
  .co-name{font-size:1.15rem}
  .co-facts div{grid-template-columns:1fr;gap:0;padding:10px 0}
  .co-id{font-size:1.15rem}
  .co-promise{gap:8px}
  .co-promise li{padding:12px 14px 12px 44px}
  .co-promise li::before{left:14px;top:14px}

  /* reviews */
  .g-summary{padding:18px;display:grid;grid-template-columns:auto 1fr;column-gap:18px;align-items:center}
  .g-head{grid-column:1/-1;padding-bottom:12px}
  .g-score{flex-direction:column;align-items:flex-start;gap:4px;margin:14px 0}
  .g-score>b{font-size:2.6rem}
  .g-bars{margin:14px 0;gap:4px}
  .g-actions{grid-column:1/-1;grid-template-columns:1fr 1fr}
  .g-btn{font-size:.82rem}
  .g-card{padding:16px;font-size:.9rem}

  /* faq */
  .faq-grid{gap:24px}
  .areas{margin-top:18px;padding:18px}
  .faq details{padding:0 16px;border-radius:14px;margin-bottom:8px}
  .faq summary{font-size:.98rem;padding:15px 0}
  .faq summary::after{width:26px;height:26px}

  /* cta band */
  .cta-band{border-radius:22px;padding:30px 20px;gap:18px;text-align:center}
  .cta-band h2{font-size:1.4rem}
  .cta-actions{flex-direction:column;gap:10px}

  /* footer */
  .foot{padding-top:40px;padding-bottom:8px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:24px 16px}
  .foot-grid>div:first-child{grid-column:1/-1}
  .foot ul{gap:4px;font-size:.88rem}
  .foot-bottom{margin-top:28px}

  /* portfolio page */
  .page-hero{padding-top:32px}
  .case{gap:24px}
  .case-dl div{grid-template-columns:76px 1fr;padding:10px 0;font-size:.93rem}
  .filters{gap:6px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin:0 -16px;padding:0 16px}
  .filters::-webkit-scrollbar{display:none}
  .filters button{flex:none;min-height:40px;padding:0 16px;font-size:.9rem}
}
@media (max-width:640px){
  /* portfolio grid stays a vertical list there (filtered gallery) */
  .page-hero ~ .section .works{display:grid;overflow:visible;margin:0;padding:0;gap:14px}
}

/* clients */
.clients-grid{--cols:4;--gap:16px;list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;justify-content:center;gap:var(--gap)}
.clients-grid>li{flex:0 0 calc((100% - (var(--cols) - 1) * var(--gap)) / var(--cols))}
.clients-grid li{background:#fff;border:1px solid var(--border);border-radius:var(--r);padding:16px 16px 18px;text-align:center;transition:transform .2s,box-shadow .2s,border-color .2s}
.clients-grid li:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--ice)}
.c-logo{height:96px;display:grid;place-items:center;margin-bottom:12px;border-radius:12px;background:var(--soft)}
.c-logo img{max-width:85%;max-height:72px;width:auto;height:auto;object-fit:contain}
.clients-grid b{display:block;font-family:var(--head);font-weight:600;font-size:1rem;line-height:1.35}
.clients-grid span{font-size:.82rem;color:var(--muted)}
.clients-cta{margin-top:28px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;background:var(--navy);color:#fff;border-radius:var(--r);padding:22px 26px}
.clients-cta p{margin:0;color:#b4c4d8}
.clients-cta b{color:#fff;font-family:var(--head);font-weight:600;margin-right:6px}
.clients-strip{padding:32px 0;border-bottom:1px solid var(--border)}
.clients-row{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px}
.clients-row li{height:84px;display:grid;place-items:center;background:#fff;border:1px solid var(--border);border-radius:14px;padding:10px}
.clients-row img{max-width:90%;max-height:60px;width:auto;height:auto;object-fit:contain}
@media (max-width:1000px){.clients-grid{--cols:3}}
@media (max-width:640px){
  .clients-grid{--cols:2;--gap:10px}
  .clients-grid li{padding:10px 10px 12px;border-radius:16px}
  .c-logo{height:76px;margin-bottom:8px}
  .c-logo img{max-height:56px}
  .clients-grid b{font-size:.92rem}
  .clients-cta{padding:18px;margin-top:18px}
  .clients-cta .btn{width:100%}
  .clients-strip{padding:24px 0}
  .clients-row{display:flex;overflow-x:auto;scrollbar-width:none;margin:0 -16px;padding:0 16px;gap:10px}
  .clients-row::-webkit-scrollbar{display:none}
  .clients-row li{flex:0 0 130px;height:68px}
}

/* company verification */
.co-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.co-card{position:relative;background:linear-gradient(160deg,var(--navy),var(--navy-2));color:#fff;border-radius:24px;padding:30px;box-shadow:0 30px 70px -30px rgba(10,31,60,.7);overflow:hidden}
.co-card::after{content:"";position:absolute;right:-70px;top:-70px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(34,184,240,.35),transparent 70%);pointer-events:none}
.co-top{display:flex;gap:14px;align-items:center;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.12)}
.co-shield{flex:none;width:54px;height:54px;border-radius:16px;background:var(--ice);color:var(--ice);display:grid;place-items:center;background:rgba(34,184,240,.15)}
.co-label{display:block;font-size:.82rem;color:var(--ice);font-weight:600;letter-spacing:.02em}
.co-name{display:block;font-family:var(--head);font-weight:600;font-size:1.3rem;line-height:1.35}
.co-facts{margin:8px 0 22px}
.co-facts div{display:grid;grid-template-columns:150px 1fr;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.12)}
.co-facts dt{color:#9fb3cb;font-size:.9rem}
.co-facts dd{margin:0;font-weight:500}
.co-id{font-family:var(--head);font-size:1.3rem;letter-spacing:.06em;color:#fff}
.co-live{color:#3ee07a}
.co-verify{width:100%;position:relative;z-index:1}
.co-hint{margin:10px 0 0;font-size:.8rem;color:#9fb3cb;text-align:center}
.co-promise{list-style:none;padding:0;margin:24px 0;display:grid;gap:10px}
.co-promise li{position:relative;background:#fff;border:1px solid var(--border);border-radius:14px;padding:14px 16px 14px 48px}
.co-promise li::before{content:"✓";position:absolute;left:16px;top:15px;width:22px;height:22px;border-radius:50%;background:var(--ice-soft);color:var(--ice-d);font-weight:700;font-size:.8rem;display:grid;place-items:center}
.co-promise b{display:block;font-family:var(--head);font-weight:600}
.co-promise span{font-size:.9rem;color:var(--muted)}
.cert.co-doc{display:inline-flex;align-items:center;gap:14px;padding:8px 18px 8px 8px;margin:0;text-decoration:none;color:var(--ink);font-family:var(--head);font-weight:600}
.cert.co-doc img{width:56px;aspect-ratio:5/7;border-radius:6px;border:1px solid var(--border)}
.cert.co-doc span::after{content:" →";color:var(--ice-d)}
@media (max-width:1000px){.co-grid{grid-template-columns:1fr;gap:40px}}
@media (max-width:640px){
  .co-card{padding:22px 18px;border-radius:20px}
  .co-shield{width:46px;height:46px;border-radius:14px}
  .co-name{font-size:1.12rem}
  .co-facts div{grid-template-columns:1fr;gap:2px;padding:10px 0}
  .co-facts dt{font-size:.8rem}
  .co-id{font-size:1.2rem}
  .co-verify{font-size:.9rem;padding:0 12px}
  .co-promise li{padding:12px 14px 12px 44px}
  .co-promise li::before{left:14px;top:13px}
}

/* MTC logo */
.brand{gap:10px}
.brand-logo{height:26px;width:auto;flex:none;display:block}
.brand-badge{display:inline-flex;align-items:center;background:#fff;border-radius:8px;padding:5px 8px;flex:none}
.brand-badge img{height:20px;width:auto;display:block}
.brand.light{gap:12px;font-size:1.05rem;line-height:1.35;flex-wrap:wrap}
.brand.light>span:not(.brand-badge){white-space:normal}
@media (max-width:640px){
  .brand{gap:9px}
  .brand-logo{height:22px}
  .brand>span{font-size:1rem}
  .brand small{font-size:.5rem}
}