/* ===== Theme I — full-screen showroom. Loaded after the base (A) stylesheet. ===== */
body.theme-i{
  --stone:#f2f2ef; --ink:#1e2126; --ink-2:#4a4e56; --muted:#7c8088; --line:#e1e1dc; --bg-soft:#f2f2ef; --primary:#1e2126;
  --radius:2px; --radius-sm:2px; --shadow:none; --header-h:76px;
  background:#fff;color:var(--ink)
}
html:has(body.i-snap){scroll-snap-type:y proximity}
.theme-i a:focus-visible,.theme-i button:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* bar + full-screen menu */
.i-bar{position:fixed;top:0;left:0;right:0;z-index:120;height:var(--header-h);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(18px,3vw,44px);color:#fff;transition:background .3s,color .3s}
.i-bar.is-solid{background:rgba(255,255,255,.96);color:var(--ink);box-shadow:0 1px 0 var(--line)}
body.theme-i:not(.is-home-i) .i-bar{background:rgba(255,255,255,.96);color:var(--ink);box-shadow:0 1px 0 var(--line)}
.i-menu-open .i-bar{background:transparent !important;color:#fff !important;box-shadow:none !important}
.i-bar .logo-text{font-weight:800}
.i-bar .logo-text b{color:var(--accent)}
.i-bar-r{display:flex;align-items:center;gap:22px}
.i-bar-cta{font-weight:700;font-size:15px;border-bottom:2px solid var(--accent);padding-bottom:2px}
.i-menu-btn{display:flex;align-items:center;gap:10px;background:none;border:0;color:inherit;font-weight:700;font-size:15px;padding:8px 0}
.i-burger{display:grid;gap:6px;width:28px}
.i-burger i{display:block;height:2px;background:currentColor;transition:transform .3s}
.i-menu-open .i-burger i:first-child{transform:translateY(4px) rotate(45deg)}
.i-menu-open .i-burger i:last-child{transform:translateY(-4px) rotate(-45deg)}
.i-menu{position:fixed;inset:0;z-index:110;background:#1e2126;color:#fff;opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s;overflow-y:auto}
.i-menu-open .i-menu{opacity:1;visibility:visible}
.i-menu-open{overflow:hidden}
.i-menu-in{min-height:100%;display:grid;grid-template-columns:1.6fr 1fr;gap:60px;padding:calc(var(--header-h) + 40px) clamp(18px,6vw,100px) 60px;align-items:center}
.i-menu-list{list-style:none;margin:0;padding:0;counter-reset:m}
.i-menu-list>li{border-bottom:1px solid rgba(255,255,255,.12);padding:10px 0}
.i-menu-list>li>a{font-size:clamp(28px,4vw,52px);font-weight:800;letter-spacing:-.03em;line-height:1.25;transition:color .2s}
.i-menu-list>li>a:hover{color:var(--accent)}
.i-menu-sub{display:flex;flex-wrap:wrap;gap:4px 18px;margin:4px 0 6px}
.i-menu-sub a{color:#b9bcc2;font-size:15px}
.i-menu-sub a:hover{color:#fff}
.i-menu-side{display:flex;flex-direction:column;gap:10px;color:#b9bcc2;border-left:1px solid rgba(255,255,255,.12);padding-left:40px}
.i-menu-phone{font-size:30px;font-weight:800;color:#fff}

/* shared bits */
.i-btn{display:inline-flex;align-items:center;height:54px;padding:0 30px;background:var(--accent);color:#fff;font-weight:700;transition:filter .2s}
.i-btn:hover{filter:brightness(1.1)}
.i-link{font-weight:700;display:inline-flex;gap:10px;align-items:center;white-space:nowrap}
.i-link::after{content:"";width:40px;height:2px;background:var(--accent);transition:width .25s}
.i-link:hover::after{width:64px}
.i-title{font-size:clamp(30px,3.6vw,52px);font-weight:800;letter-spacing:-.035em;line-height:1.2}
.i-text{color:var(--ink-2);font-size:17px;margin:22px 0 30px;max-width:520px}
.theme-i .btn{border-radius:2px}
.theme-i .btn .arrow,.theme-i .more-link .arrow{display:none}
.theme-i .btn-primary,.theme-i .btn-accent{background:var(--accent);color:#fff}
.theme-i .eyebrow{color:var(--accent);letter-spacing:.04em;text-transform:none}
.theme-i .tag{border-radius:2px;background:var(--stone);color:var(--ink)}

/* screens */
.i-screen{min-height:100vh;scroll-snap-align:start;position:relative}
.i-hero{height:100vh;max-height:none;min-height:560px}
.i-hero .hero-slide::after{background:linear-gradient(0deg,rgba(20,22,26,.85) 0%,rgba(20,22,26,.25) 55%,rgba(20,22,26,.1) 100%)}
.i-hero .hero-content{justify-content:flex-end;padding-bottom:150px}
.i-hero h1,.i-hero .h1-like{font-size:clamp(38px,6vw,88px);font-weight:800;letter-spacing:-.04em;line-height:1.08;max-width:1000px}
.i-hero-ctrl{position:absolute;left:0;right:0;bottom:56px;z-index:3;display:flex;align-items:center;gap:22px;color:#fff}
.i-hero .hero-bars button i{background:var(--accent)}
.i-split{display:grid;grid-template-columns:1fr 1fr;align-items:stretch}
.i-split-img{background:var(--stone) center/cover no-repeat;min-height:50vh;transition:background-image .4s}
.i-split-text{display:flex;flex-direction:column;justify-content:center;padding:calc(var(--header-h) + 40px) clamp(24px,6vw,110px) 60px}
.i-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:22px 30px;margin:0 0 34px}
.i-stats dd{margin:0;font-size:clamp(30px,3vw,44px);font-weight:800;letter-spacing:-.03em}
.i-stats dd small{font-size:.45em;color:var(--accent);margin-left:3px}
.i-stats dt{color:var(--muted);font-size:14px}
.i-biz{background:var(--stone)}
.i-biz-list{margin-top:34px;border-top:1px solid var(--line)}
.i-biz-list a{display:block;padding:20px 0 20px 0;border-bottom:1px solid var(--line);transition:padding .25s}
.i-biz-list strong{display:block;font-size:24px;font-weight:800;letter-spacing:-.02em;color:var(--muted);transition:color .2s}
.i-biz-list span{display:block;color:var(--ink-2);font-size:14.5px;max-height:0;overflow:hidden;transition:max-height .35s,margin .35s}
.i-biz-list a.is-on{padding-left:14px;border-left:3px solid var(--accent)}
.i-biz-list a.is-on strong{color:var(--ink)}
.i-biz-list a.is-on span{max-height:80px;margin-top:6px}
.i-show{background:#1e2126;color:#fff;padding:calc(var(--header-h) + 30px) 0 50px;display:flex;flex-direction:column;justify-content:center}
.i-show-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:30px}
.i-show-nav{display:flex;align-items:center;gap:8px}
.i-show-nav button{width:48px;height:48px;border:1px solid rgba(255,255,255,.3);background:none;color:#fff;font-size:24px}
.i-show-nav button:hover{background:var(--accent);border-color:var(--accent)}
.i-show-nav .i-link{margin-left:16px}
.i-show-track{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 clamp(18px,calc((100vw - 1280px)/2 + 24px),400px) 16px;scrollbar-width:none}
.i-show-track::-webkit-scrollbar{display:none}
.i-show-item{flex:0 0 min(78vw,920px);scroll-snap-align:center;display:grid;grid-template-columns:1.3fr 1fr;background:#2a2e35}
.i-show-img{aspect-ratio:4/3;background:#e9ebee;overflow:hidden}
.i-show-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.i-show-item:hover .i-show-img img{transform:scale(1.04)}
.i-show-cap{display:flex;flex-direction:column;justify-content:flex-end;gap:10px;padding:34px}
.i-show-cap small{color:var(--accent);font-weight:700}
.i-show-cap strong{font-size:clamp(22px,2.2vw,32px);font-weight:800;letter-spacing:-.03em}
.i-show-cap em{font-style:normal;color:#b9bcc2;font-size:15px}
.i-fac-grid{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;min-height:100vh}
.i-fac-grid a{background:#333 center/cover;position:relative;display:flex;align-items:flex-end;padding:20px;color:#fff;font-weight:700}
.i-fac-grid a::before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.6),transparent 60%);transition:background .3s}
.i-fac-grid a:hover::before{background:linear-gradient(0deg,rgba(0,0,0,.7),rgba(0,0,0,.15))}
.i-fac-grid span{position:relative}
.i-last{display:flex;align-items:center;padding:calc(var(--header-h) + 40px) 0 80px}
.i-certs{display:flex;gap:16px;overflow-x:auto;margin-bottom:60px;padding-bottom:6px}
.i-certs a{flex:0 0 110px;aspect-ratio:3/4;border:1px solid var(--line);padding:6px;background:#fff}
.i-certs img{width:100%;height:100%;object-fit:contain}
.i-last-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:end}
.i-phone{display:block;font-size:clamp(30px,3.4vw,46px);font-weight:800;letter-spacing:-.02em;margin-bottom:24px}
.i-news{border-top:2px solid var(--ink)}
.i-news a{display:grid;grid-template-columns:100px 1fr;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.i-news time{color:var(--muted)}
.i-news a:hover span{color:var(--accent)}
.i-progress{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:90;display:flex;flex-direction:column;gap:12px}
.i-progress button{width:10px;height:10px;border-radius:50%;border:1.5px solid var(--ink);background:transparent;padding:0;position:relative;transition:background .2s,transform .2s}
.i-progress.on-dark button{border-color:#fff}
.i-progress button.is-on{background:var(--accent);border-color:var(--accent);transform:scale(1.3)}
.i-progress button span{position:absolute;right:20px;top:50%;transform:translateY(-50%);white-space:nowrap;font-size:12.5px;font-weight:700;opacity:0;pointer-events:none;transition:opacity .2s;color:var(--ink)}
.i-progress.on-dark button span{color:#fff}
.i-progress button:hover span,.i-progress button.is-on span{opacity:1}

/* sub pages */
.i-sub{min-height:52vh;display:flex;align-items:flex-end;padding:calc(var(--header-h) + 60px) 0 56px;background:#2a2e35 center/cover;color:#fff;position:relative}
.i-sub::before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,22,26,.85),rgba(20,22,26,.35))}
.i-sub .container{position:relative}
.i-sub h1{font-size:clamp(38px,5vw,72px);font-weight:800;letter-spacing:-.04em}
.i-sub p{margin-top:12px;color:#d6d8dc;font-size:17px}
.i-crumb{display:flex;gap:10px;font-size:13.5px;color:#c9cbd0;margin-bottom:16px}
.i-crumb span::before{content:"/";margin-right:10px;opacity:.5}
.theme-i .subnav{top:var(--header-h)}
.theme-i .subnav a.is-on,.theme-i .subnav a:hover{color:var(--ink);border-color:var(--accent)}
.theme-i .filter-tabs a{border-radius:2px}
.theme-i .filter-tabs a.is-on,.theme-i .filter-tabs a:hover{background:var(--ink);border-color:var(--ink)}
.theme-i .p-thumb,.theme-i .si-card,.theme-i .gallery-main,.theme-i .map-box,.theme-i .loc-item,.theme-i .contact-aside,.theme-i .consent-box,.theme-i .done-box,.theme-i .section-detail .cover,.theme-i .about-hero img{border-radius:2px}
.theme-i .p-view{background:rgba(30,33,38,.6)}
.theme-i .contact-aside{background:#1e2126}
.theme-i .pagination .is-current{background:var(--ink);border-color:var(--ink)}
.theme-i .badge-pin{background:var(--accent)}
.theme-i .board-table,.theme-i .notice-head,.theme-i .post-nav{border-top-color:var(--ink)}

/* footer */
.i-footer{background:#1e2126;color:#9a9ea6;padding:56px 0 40px;font-size:14px}
.i-footer-in{display:grid;grid-template-columns:240px 1fr;gap:40px}
.i-footer .logo-text{color:#fff}
.i-footer .ci p{display:flex;flex-wrap:wrap;gap:4px 16px;margin:0 0 6px}
.i-footer .ci-privacy{color:#fff;font-weight:800}
.i-footer .ci-copy{margin-top:16px;color:#6d717a}
.theme-i .floating{right:56px}
.theme-i .fl-contact{background:var(--accent)}
.theme-i .fl-call{background:#1e2126}
.theme-i .floating a,.theme-i .floating button{border-radius:2px}

@media (max-width:1024px){
  .i-split{grid-template-columns:1fr}
  .i-split-img{min-height:46vh;order:-1}
  .i-split-text{padding:48px 24px 60px}
  .i-fac-grid{min-height:60vh;order:-1}
  .i-last-grid{grid-template-columns:1fr;gap:48px}
  .i-menu-in{grid-template-columns:1fr;gap:30px;align-items:start}
  .i-menu-side{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.12);padding-top:24px}
  .i-progress{display:none}
  .theme-i .floating{right:16px}
  .i-footer-in{grid-template-columns:1fr;gap:20px}
}
@media (max-width:720px){
  .theme-i{--header-h:64px}
  .i-bar-cta{display:none}
  .i-menu-label{display:none}
  .i-hero{height:88vh}
  .i-hero .hero-content{padding-bottom:110px}
  .i-hero h1,.i-hero .h1-like{font-size:34px}
  .i-hero-ctrl{bottom:36px}
  .i-hero .hero-bars button{width:30px}
  .i-screen{min-height:0}
  .i-title{font-size:28px}
  .i-biz-list strong{font-size:19px}
  .i-show{padding:56px 0 40px}
  .i-show-head{flex-direction:column;align-items:flex-start}
  .i-show-item{flex-basis:84vw;grid-template-columns:1fr}
  .i-show-cap{padding:20px}
  .i-last{padding:60px 0}
  .i-news a{grid-template-columns:1fr;gap:2px}
}
@media (prefers-reduced-motion:reduce){.i-menu,.i-biz-list span,.i-show-img img{transition:none}}