:root{
  --wall:#EEF0F1;      /* 창고 복도 벽 */
  --paper:#FFFFFF;
  --ink:#16202A;       /* 푸른 기 도는 먹색 */
  --steel:#5E6A75;
  --rule:#D5DADE;
  --lane:#2550A0;      /* 주차장 바닥 파란색 */
  --lane-soft:#E3EAF6;
  --signal:#E5A912;    /* B1 표지판 노란색 */
  --ok:#2E7D5B;
  --warn:#B4531A;
  --r:6px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --wall:#1A2027;--paper:#222A33;--ink:#E7EBEE;--steel:#9AA6B1;--rule:#33404C;
    --lane:#6F9BE6;--lane-soft:#25334A;--signal:#F0BE3A;--ok:#5FBF92;--warn:#E58A52;color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --wall:#1A2027;--paper:#222A33;--ink:#E7EBEE;--steel:#9AA6B1;--rule:#33404C;
  --lane:#6F9BE6;--lane-soft:#25334A;--signal:#F0BE3A;--ok:#5FBF92;--warn:#E58A52;color-scheme:dark;
}
:root{box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
*,*::before,*::after{box-sizing:inherit}
html{scroll-behavior:smooth;scroll-padding-top:calc(64px + env(safe-area-inset-top,0px))}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--wall);color:var(--ink);
  font-family:"IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic","Noto Sans KR",system-ui,sans-serif;
  font-size:17px;line-height:1.7;word-break:keep-all;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--lane)}
:focus-visible{outline:3px solid var(--signal);outline-offset:2px}
h1,h2,h3{line-height:1.25;margin:0;font-weight:700;letter-spacing:-.01em}
h2{font-size:clamp(1.6rem,3.2vw,2.3rem);margin-bottom:.5em}
h3{font-size:1.05rem}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.pre{white-space:pre-line}
.lede{color:var(--steel);max-width:60ch;margin:0 0 2rem}
.muted{color:var(--steel);font-size:.92rem}
section{padding:88px 0}
section.wrap{padding:88px 24px}
@media (max-width:700px){section,section.wrap{padding-top:64px;padding-bottom:64px}}

/* header */
.bar{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--wall) 88%,transparent);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.bar-in{max-width:1120px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.15rem;color:var(--ink);text-decoration:none}
.nav{display:flex;gap:22px;margin-left:auto}
.nav a{color:var(--steel);text-decoration:none;font-size:.95rem}
.nav a:hover{color:var(--ink)}
.lang{border:1px solid var(--rule);background:var(--paper);color:var(--ink);font:inherit;font-size:.85rem;font-weight:500;
  padding:5px 12px;border-radius:999px;cursor:pointer}
@media (max-width:760px){.nav{display:none}.lang{margin-left:auto}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--lane);color:#fff;border:0;
  padding:13px 22px;border-radius:var(--r);font:inherit;font-weight:500;text-decoration:none;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--ink)}
.link{background:none;border:0;color:var(--lane);font:inherit;font-size:.9rem;cursor:pointer;padding:0}

/* hero: 사진은 대칭 복도, 글은 왼쪽 */
.hero{display:grid;grid-template-columns:1.05fr 1fr;min-height:min(86vh,760px);padding:0;background:var(--paper)}
.hero-photo{position:relative;overflow:hidden;order:2}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-copy{order:1;padding:72px clamp(24px,5vw,72px);display:flex;flex-direction:column;justify-content:center;
  border-left:10px solid var(--lane)}
.where{margin:0 0 18px;color:var(--steel);font-size:.95rem}
.hero h1{font-size:clamp(2.2rem,5.2vw,4rem);letter-spacing:-.025em;margin-bottom:22px}
.hero-body{max-width:34em;color:var(--steel);margin:0 0 30px}
.hero-act{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:44px}
.facts{display:grid;grid-template-columns:repeat(4,auto);gap:0;margin:0;border-top:1px solid var(--rule);justify-content:start}
.facts div{padding:14px 28px 0 0;margin-right:28px;border-right:1px solid var(--rule)}
.facts div:last-child{border-right:0}
.facts dt{font-size:.8rem;color:var(--steel)}
.facts dd{margin:0;font-weight:700;font-size:1.25rem}
@media (max-width:900px){
  .hero{grid-template-columns:1fr}
  .hero-photo{order:0;height:42vh}
  .hero-copy{border-left:0;border-top:8px solid var(--lane);padding:40px 24px 48px}
  .facts{grid-template-columns:repeat(2,1fr)}
  .facts div{border-right:0;margin-right:0;padding-bottom:10px}
}

/* flow */
.flow-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
.flow-grid img{border-radius:var(--r);aspect-ratio:3/2;object-fit:cover;width:100%}
.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:0 0 26px 58px}
.steps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:38px;height:38px;border-radius:50%;
  background:var(--lane);color:#fff;display:grid;place-items:center;font-weight:700}
.steps li:not(:last-child)::after{content:"";position:absolute;left:18px;top:42px;bottom:4px;width:2px;
  background:repeating-linear-gradient(var(--lane) 0 6px,transparent 6px 12px)}
.steps p{margin:.25em 0 0;color:var(--steel)}
@media (max-width:800px){.flow-grid{grid-template-columns:1fr;gap:28px}}

/* simulator */
.sim{background:var(--paper);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.sim-grid{display:grid;grid-template-columns:minmax(260px,340px) 1fr;gap:40px;align-items:start}
.picker-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px}
.items{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}
.items li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--rule)}
.items li.on .nm{font-weight:500;color:var(--ink)}
.nm{color:var(--steel)}
.qty{display:flex;align-items:center;border:1px solid var(--rule);border-radius:999px;overflow:hidden}
.qty button{width:34px;height:32px;border:0;background:transparent;color:var(--ink);font:inherit;font-size:1.1rem;cursor:pointer}
.qty button:hover{background:var(--lane-soft)}
.qty button:disabled{color:var(--rule);cursor:default;background:transparent}
.qty output{min-width:26px;text-align:center;font-weight:700;font-variant-numeric:tabular-nums}
.stage{background:var(--wall);border-radius:var(--r);padding:20px}
.unit-tabs{display:flex;gap:8px;margin-bottom:6px}
.unit-tabs button{flex:1;border:1.5px solid var(--rule);background:var(--paper);color:var(--ink);border-radius:var(--r);
  padding:10px 8px;font:inherit;cursor:pointer;text-align:left;position:relative}
.unit-tabs button b{font-size:1.5rem;line-height:1;display:block}
.unit-tabs button span{font-size:.8rem;color:var(--steel)}
.unit-tabs button[aria-selected="true"]{border-color:var(--lane);box-shadow:inset 0 0 0 1px var(--lane)}
.unit-tabs button.rec::after{content:attr(data-rec);position:absolute;top:-10px;right:8px;background:var(--signal);color:#16202A;
  font-size:.72rem;font-weight:700;padding:1px 8px;border-radius:999px}
#draw{width:100%;height:auto;display:block}
#draw .face-top{fill:var(--paper)}
#draw .face-l{fill:color-mix(in srgb,var(--paper) 82%,var(--steel))}
#draw .face-r{fill:color-mix(in srgb,var(--paper) 90%,var(--steel))}
#draw .edge{fill:none;stroke:var(--ink);stroke-width:1.4;stroke-linejoin:round}
#draw .load{fill:var(--lane);opacity:.85;transition:all .45s cubic-bezier(.3,.7,.2,1)}
#draw .load.over{fill:var(--warn)}
#draw .dim{font-size:12px;fill:var(--steel);font-family:inherit}
#draw .dimline{stroke:var(--steel);stroke-width:1}
#draw .person{fill:var(--steel);opacity:.55}
.readout{display:grid;grid-template-columns:1fr auto;gap:6px 20px;align-items:end}
.readout .big{font-size:1.6rem;font-weight:700;line-height:1.2}
.readout .meter{grid-column:1/-1;height:8px;background:var(--rule);border-radius:4px;overflow:hidden}
.readout .meter i{display:block;height:100%;background:var(--lane);transition:width .45s}
.readout .meter i.over{background:var(--warn)}
.readout p{grid-column:1/-1;margin:4px 0 0;font-size:.92rem;color:var(--steel)}
.readout p.warn{color:var(--warn)}
.price{text-align:right}
.price small{display:block;font-size:.78rem;color:var(--steel)}
@media (max-width:860px){.sim-grid{grid-template-columns:1fr}}

/* spec table */
.spec{width:100%;border-collapse:collapse;max-width:820px}
.spec th,.spec td{text-align:left;padding:15px 0;border-bottom:1px solid var(--rule);vertical-align:top}
.spec th{width:9.5em;font-weight:500;color:var(--steel)}
.spec tr:first-child th,.spec tr:first-child td{border-top:2px solid var(--ink)}

/* gallery: 크기가 다른 판 */
.gallery-sec{background:var(--paper);border-top:1px solid var(--rule)}
.gallery{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:150px;gap:10px}
.gallery button{padding:0;border:0;background:none;cursor:zoom-in;border-radius:var(--r);overflow:hidden;position:relative}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery button:hover img{transform:scale(1.03)}
.gallery button:nth-child(1){grid-column:span 3;grid-row:span 3}
.gallery button:nth-child(2){grid-column:span 3;grid-row:span 2}
.gallery button:nth-child(3){grid-column:span 3;grid-row:span 1}
.gallery button:nth-child(n+4){grid-column:span 2;grid-row:span 2}
@media (max-width:700px){
  .gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:140px}
  .gallery button:nth-child(n){grid-column:span 1;grid-row:span 1}
  .gallery button:nth-child(1){grid-column:span 2;grid-row:span 2}
}
.lb{border:0;padding:0;background:transparent;max-width:min(1100px,94vw);max-height:92vh;overflow:visible}
.lb::backdrop{background:rgba(10,14,18,.86)}
.lb figure{margin:0}
.lb img{max-height:82vh;width:auto;margin:0 auto;border-radius:var(--r)}
.lb figcaption{color:#E7EBEE;text-align:center;padding-top:10px;font-size:.95rem}
.lb-btn{position:fixed;background:rgba(255,255,255,.12);color:#fff;border:0;width:48px;height:48px;border-radius:50%;
  font-size:1.8rem;line-height:1;cursor:pointer}
.lb-btn:hover{background:rgba(255,255,255,.24)}
.lb-close{top:calc(16px + env(safe-area-inset-top,0px));right:16px}
.lb-prev{left:16px;top:50%;transform:translateY(-50%)}
.lb-next{right:16px;top:50%;transform:translateY(-50%)}

/* roadmap */
.next{background:#16202A;color:#E7EBEE}
.next .lede{color:#A9B5C0}
.next h2{color:#fff}
.road{list-style:none;margin:8px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:r;position:relative}
.road::before{content:"";position:absolute;left:0;right:0;top:19px;height:2px;
  background:repeating-linear-gradient(90deg,#E5A912 0 10px,transparent 10px 18px)}
.road li{counter-increment:r;position:relative;padding:58px 24px 0 0}
.road li::before{content:counter(r);position:absolute;top:0;left:0;width:40px;height:40px;border-radius:50%;
  background:#16202A;border:2px solid #E5A912;color:#E5A912;display:grid;place-items:center;font-weight:700}
.road h3{color:#fff;margin-bottom:8px;font-size:1.1rem}
.road p{margin:0;color:#A9B5C0;font-size:.95rem}
.road .tag{display:inline-block;margin-top:12px;font-size:.78rem;color:#E5A912;border:1px solid rgba(229,169,18,.5);
  padding:1px 9px;border-radius:999px}
@media (max-width:900px){
  .road{grid-template-columns:1fr}
  .road::before{left:19px;right:auto;top:0;bottom:0;width:2px;height:auto;
    background:repeating-linear-gradient(180deg,#E5A912 0 10px,transparent 10px 18px)}
  .road li{padding:0 0 32px 60px}
}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:56px}
#form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
#form label{display:flex;flex-direction:column;gap:6px;font-size:.9rem;color:var(--steel)}
#form .full,#form .err,#form .note,#form button{grid-column:1/-1}
#form input,#form select,#form textarea{font:inherit;font-size:1rem;color:var(--ink);background:var(--paper);
  border:1.5px solid var(--rule);border-radius:var(--r);padding:11px 12px;width:100%}
#form input:focus,#form select:focus,#form textarea:focus{border-color:var(--lane);outline:none}
#form [aria-invalid="true"]{border-color:var(--warn)}
#form button{justify-self:start}
.err{margin:0;color:var(--warn);font-size:.9rem;min-height:1.2em}
.note{margin:0;font-size:.85rem;color:var(--steel)}
.where-box{background:var(--paper);border:1px solid var(--rule);border-radius:var(--r);padding:28px;align-self:start}
.where-box dl{display:grid;grid-template-columns:5.5em 1fr;gap:8px 14px;margin:0 0 20px}
.where-box dt{color:var(--steel);font-size:.9rem}
.where-box dd{margin:0}
.btn.dark{color:var(--ink)}
.where-box h3{margin:30px 0 6px}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{cursor:pointer;padding:12px 0;list-style:none;display:flex;justify-content:space-between;gap:12px;font-weight:500}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--lane);font-size:1.2rem;line-height:1.2;transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{margin:0 0 14px;color:var(--steel);font-size:.95rem}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr;gap:40px}#form{grid-template-columns:1fr}}

.foot{padding:28px 0 calc(28px + env(safe-area-inset-bottom,0px));color:var(--steel);font-size:.85rem;border-top:1px solid var(--rule)}
.foot .wrap{display:flex;flex-wrap:wrap;gap:6px 22px}
.foot a{color:var(--steel)}