[hidden]{display:none!important}
/* Layout: 제작 도면 같은 페이지 — 밝은 강판 바탕 + 어두운 '프레임' 띠 섹션, 치수(mm)·번호 콜아웃을 정보 장치로 사용.
   색상은 사장님이 고를 수 있도록 5가지 팔레트(data-pal). 일부러 단일(라이트) 테마로 고정. */
:root{
  color-scheme:light;
  --bg:#ECEEEF; --surface:#FFFFFF; --ink:#16191C; --muted:#585F65; --line:#CDD2D5;
  --accent:#D45A12; --accent-ink:#FFFFFF;
  --frame:#16191C; --frame-ink:#ECEEEF; --frame-muted:#A9B0B5; --frame-card:#1F2428; --frame-line:#323A40; --hi:#FF8A3D;
  --f-display:"Gothic A1","IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --f-body:"IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --w:1180px;
}
:root[data-pal="navy"]{--bg:#EDF0F5;--surface:#FFFFFF;--ink:#0F1A2B;--muted:#4F5B6C;--line:#CBD3DF;--accent:#F2B705;--accent-ink:#0F1A2B;--frame:#0F1E36;--frame-ink:#EDF0F5;--frame-muted:#A3B0C4;--frame-card:#16294A;--frame-line:#26395C;--hi:#F7C531}
:root[data-pal="galv"]{--bg:#F1F2F2;--surface:#FFFFFF;--ink:#1D2124;--muted:#5A6064;--line:#D3D6D8;--accent:#C8102E;--accent-ink:#FFFFFF;--frame:#2A2E32;--frame-ink:#F1F2F2;--frame-muted:#B3B8BC;--frame-card:#33383D;--frame-line:#454B51;--hi:#FF4D5E}
:root[data-pal="green"]{--bg:#EEF0EC;--surface:#FFFFFF;--ink:#17231D;--muted:#55605A;--line:#CED5CF;--accent:#A9741F;--accent-ink:#FFFFFF;--frame:#1C2B24;--frame-ink:#EEF0EC;--frame-muted:#A9B6AE;--frame-card:#23362D;--frame-line:#34483E;--hi:#E0AE52}
:root[data-pal="cobalt"]{--bg:#F5F6F8;--surface:#FFFFFF;--ink:#14171E;--muted:#555B66;--line:#D5D9E0;--accent:#2457D6;--accent-ink:#FFFFFF;--frame:#191C23;--frame-ink:#F5F6F8;--frame-muted:#A7ADB8;--frame-card:#22262F;--frame-line:#343944;--hi:#7FA2FF}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.65;margin:0;padding-bottom:76px;word-break:keep-all;overflow-wrap:anywhere}
@media (min-width:860px){body{padding-bottom:0}}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.wrap{max-width:var(--w);margin-inline:auto;padding-inline:20px}
h1,h2,h3{font-family:var(--f-display);font-weight:800;line-height:1.25;text-wrap:balance;margin:0;letter-spacing:-.02em}
h2{font-size:clamp(27px,4.2vw,42px)}
h3{font-size:20px;font-weight:700}
p{margin:0}
.eyebrow{font-family:var(--f-mono);font-size:13px;letter-spacing:.08em;color:var(--accent);text-transform:uppercase}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
section{padding-block:76px}
.sec-head{display:grid;gap:10px;margin-bottom:32px;max-width:740px}
.sec-head p{color:var(--muted)}
.dark{background:var(--frame);color:var(--frame-ink)}
.dark .sec-head p,.dark .muted{color:var(--frame-muted)}
.dark .eyebrow{color:var(--hi)}

.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:3px;font-weight:700;text-decoration:none;border:2px solid transparent;font-size:17px;cursor:pointer;font-family:var(--f-body);line-height:1.2}
.btn-call{background:var(--accent);color:var(--accent-ink)}
.btn-call:hover{filter:brightness(1.07)}
.btn-line{border-color:currentColor;background:transparent;color:inherit}
.btn svg{width:20px;height:20px;flex:none}

/* logo */
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.mark{width:38px;height:38px;flex:none}
.mark .k{display:none}
:root:not([data-logo]) .mark .k-a,:root[data-logo="a"] .mark .k-a,:root[data-logo="b"] .mark .k-b,:root[data-logo="c"] .mark .k-c{display:inline}
.word{display:grid;line-height:1.05}
.word b{font-family:var(--f-display);font-weight:900;font-size:22px;letter-spacing:-.03em}
.word small{font-family:var(--f-mono);font-size:9.5px;letter-spacing:.16em;opacity:.7;margin-top:3px}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;background:var(--frame);color:var(--frame-ink);border-bottom:1px solid var(--frame-line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px}
.top nav{display:none;gap:26px;font-size:15px}
.top nav a{text-decoration:none;opacity:.85}
.top nav a:hover{opacity:1;color:var(--hi)}
.top .tel{font-family:var(--f-mono);text-decoration:none;font-size:15px;padding:9px 14px;background:var(--accent);color:var(--accent-ink);border-radius:3px;white-space:nowrap}
@media (min-width:900px){.top nav{display:flex}}
@media (max-width:420px){.word small{display:none}.top .tel{font-size:13px;padding:8px 10px}}

/* hero */
.hero{position:relative;background:var(--frame);color:#fff;padding:0;overflow:hidden}
.hero img{width:100%;height:clamp(460px,74vh,700px);object-fit:cover;object-position:62% 55%}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,10,12,.86) 0%,rgba(8,10,12,.6) 42%,rgba(8,10,12,.05) 75%)}
.hero .wrap{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;justify-content:center;gap:20px}
.hero .eyebrow{color:var(--hi)}
.hero h1{font-size:clamp(34px,5.6vw,64px);max-width:13em;color:#fff;font-weight:900}
.hero h1 em{font-style:normal;color:var(--hi)}
.hero .lead{font-size:clamp(16px,1.9vw,19px);max-width:33em;color:#E3E6E8}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px}
.hero .btn-line{color:#fff}
.hero .tags{display:flex;flex-wrap:wrap;gap:8px;max-width:36em}
.hero .tags span{font-size:13px;padding:5px 10px;border:1px solid rgba(255,255,255,.35);color:#E3E6E8;border-radius:2px}
@media (max-width:640px){.hero img{height:640px;object-position:70% 50%}.hero::after{background:linear-gradient(180deg,rgba(8,10,12,.2) 0%,rgba(8,10,12,.9) 58%)}.hero .wrap{justify-content:flex-end;padding-bottom:30px}.hero .tags{display:none}}

/* strip */
.strip{background:var(--surface);border-bottom:1px solid var(--line);padding-block:0}
.strip ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr)}
.strip li{padding:18px 16px;border-right:1px solid var(--line);border-top:1px solid var(--line);display:grid;gap:2px}
.strip b{font-size:17px}
.strip span{font-size:14px;color:var(--muted)}
@media (min-width:860px){.strip ul{grid-template-columns:repeat(4,1fr)}.strip li{border-top:0}.strip li:last-child{border-right:0}}

/* usage */
.seg{display:inline-flex;border:2px solid var(--ink);border-radius:3px;margin-bottom:24px;overflow:hidden}
.seg button{font:inherit;font-weight:700;font-size:16px;padding:11px 22px;border:0;background:transparent;color:var(--ink);cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--bg)}
.seg .mono{font-weight:500;font-size:12px;opacity:.7;margin-left:6px}
.uses{display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:640px){.uses{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1020px){.uses{grid-template-columns:repeat(3,1fr)}}
.use{background:var(--surface);border:1px solid var(--line);display:grid;grid-template-rows:auto 1fr}
.use .ph{aspect-ratio:4/3;overflow:hidden;background:var(--line);position:relative}
.use .ph img{width:100%;height:100%;object-fit:cover}
.use .ph svg{width:100%;height:100%;display:block}
.use .tx{padding:18px 18px 20px;display:grid;gap:10px;align-content:start}
.use .where{font-size:14px;color:var(--muted)}
.use ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.use li{font-size:13px;padding:4px 9px;background:var(--bg);border:1px solid var(--line);border-radius:2px}
.use .badge{position:absolute;top:10px;left:10px;font-family:var(--f-mono);font-size:11px;background:var(--accent);color:var(--accent-ink);padding:3px 8px}
.use .law{font-size:13px;color:var(--muted);border-left:3px solid var(--accent);padding-left:10px}

/* compare */
.cmp-wrap{overflow-x:auto;margin-top:40px}
table{border-collapse:collapse;width:100%;min-width:560px;background:var(--surface);border:1px solid var(--line)}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;font-size:15px}
thead th{font-family:var(--f-display);font-weight:800;font-size:17px;background:var(--ink);color:var(--bg)}
tbody th{font-weight:500;color:var(--muted);width:22%;white-space:nowrap}

/* spec diagram */
.spec-grid{display:grid;gap:28px;grid-template-columns:1fr;align-items:center}
@media (min-width:920px){.spec-grid{grid-template-columns:1.15fr 1fr}}
.spec-fig{background:var(--frame-card);border:1px solid var(--frame-line);padding:16px;color:var(--frame-ink);margin:0}
.spec-fig svg{width:100%;height:auto;display:block}
.spec-fig figcaption{font-size:13px;color:var(--frame-muted);margin-top:8px}
.speclist{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.speclist li{display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start;padding:12px 14px;background:var(--frame-card);border:1px solid var(--frame-line)}
.speclist .n{width:28px;height:28px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-family:var(--f-mono);font-size:14px}
.speclist b{display:block}
.speclist span{font-size:14px;color:var(--frame-muted)}
.bp-row{display:grid;gap:16px;grid-template-columns:1fr 1fr;margin-top:36px}
.bp-row figure{margin:0;background:var(--frame-card);border:1px solid var(--frame-line)}
.bp-row img{width:100%;aspect-ratio:1/1;object-fit:cover}
.bp-row figcaption{padding:10px 14px;font-size:13px;color:var(--frame-muted);display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}
.bp-row figcaption b{color:var(--frame-ink);font-weight:500}

/* gallery */
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.tab{font:inherit;font-size:15px;padding:9px 16px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;cursor:pointer}
.tab[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.tab .mono{font-size:12px;opacity:.7;margin-left:4px}
.gal{display:grid;gap:10px;grid-template-columns:repeat(2,1fr)}
@media (min-width:700px){.gal{grid-template-columns:repeat(3,1fr)}}
@media (min-width:1000px){.gal{grid-template-columns:repeat(4,1fr)}}
.g{position:relative;padding:0;border:0;background:var(--line);cursor:zoom-in;aspect-ratio:1/1;overflow:hidden;font:inherit;color:#fff;text-align:left}
.g img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.g:hover img{transform:scale(1.05)}
.g span{position:absolute;left:0;right:0;bottom:0;padding:26px 10px 9px;font-size:13px;line-height:1.35;background:linear-gradient(transparent,rgba(0,0,0,.8))}
.g em{position:absolute;top:8px;left:8px;font-family:var(--f-mono);font-style:normal;font-size:11px;background:rgba(0,0,0,.62);padding:3px 7px;border-radius:2px}
.more{margin-top:20px;display:flex;justify-content:center}

/* other products */
.others{display:grid;gap:14px;grid-template-columns:1fr}
@media (min-width:760px){.others{grid-template-columns:repeat(3,1fr)}}
.other{display:grid;grid-template-columns:120px 1fr;background:var(--surface);border:1px solid var(--line);text-align:left;font:inherit;color:inherit;padding:0;cursor:pointer}
.other img{width:120px;height:100%;min-height:120px;object-fit:cover}
.other .tx{padding:14px 16px;display:grid;gap:4px;align-content:center}
.other p{font-size:14px;color:var(--muted)}
.other .go{font-size:14px;font-weight:700;color:var(--accent)}

/* process */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:700px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1050px){.steps{grid-template-columns:repeat(4,1fr)}}
.steps li{background:var(--surface);border:1px solid var(--line);display:grid;grid-template-rows:auto 1fr}
.steps img{aspect-ratio:4/3;object-fit:cover;width:100%}
.steps .tx{padding:16px 18px 20px;display:grid;gap:6px;align-content:start}
.steps .n{font-family:var(--f-mono);color:var(--accent);font-size:13px}
.steps p{color:var(--muted);font-size:15px}
.factory{margin-top:16px;display:grid;gap:10px;grid-template-columns:repeat(3,1fr)}
@media (min-width:860px){.factory{grid-template-columns:repeat(6,1fr)}}

/* quote */
.q-grid{display:grid;gap:28px;grid-template-columns:1fr}
@media (min-width:900px){.q-grid{grid-template-columns:1fr 1.15fr}}
.shots{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.shots li{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;padding:14px;border:1px solid var(--frame-line);background:var(--frame-card)}
.shots .n{font-family:var(--f-display);font-weight:900;font-size:28px;color:var(--hi);line-height:1}
.shots b{display:block;color:var(--frame-ink)}
.shots span{color:var(--frame-muted);font-size:14px}
.callbox{margin-top:16px;padding:22px;border:2px solid var(--accent);display:grid;gap:10px}
.callbox .num{font-family:var(--f-mono);font-size:clamp(26px,5vw,36px);color:var(--frame-ink);user-select:all}
.callbox .row{display:flex;flex-wrap:wrap;gap:10px}
form{background:var(--surface);color:var(--ink);padding:22px;display:grid;gap:14px}
.f2{display:grid;gap:14px;grid-template-columns:1fr}
@media (min-width:520px){.f2{grid-template-columns:1fr 1fr}}
label{display:grid;gap:6px;font-size:14px;font-weight:500}
input,select,textarea{font:inherit;font-size:16px;padding:12px;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:3px;width:100%}
textarea{min-height:84px;resize:vertical}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border:1px solid var(--line);border-radius:999px;cursor:pointer;font-weight:400}
.chips input{width:auto;margin:0;accent-color:var(--accent)}
.chips label:has(input:checked){border-color:var(--ink);background:var(--bg);font-weight:700}
.out{border:1px dashed var(--ink);padding:14px;display:grid;gap:10px;background:var(--bg)}
.out pre{white-space:pre-wrap;margin:0;font-family:var(--f-body);font-size:15px}
.note{font-size:13px;color:var(--muted)}
.lbl{font-size:14px;font-weight:500}

/* faq */
.faq{display:grid;gap:10px;max-width:880px}
details{background:var(--surface);border:1px solid var(--line);padding:0 18px}
summary{cursor:pointer;padding:18px 0;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-family:var(--f-mono);color:var(--accent);font-size:20px;line-height:1}
details[open] summary::after{content:"−"}
details p{padding-bottom:18px;color:var(--muted)}

footer{background:var(--frame);color:var(--frame-muted);padding-block:40px;font-size:14px}
footer .wrap{display:grid;gap:12px}
footer .brand{color:var(--frame-ink)}
footer .biz{margin:6px 0 0;padding-top:14px;border-top:1px solid var(--frame-line);display:flex;flex-wrap:wrap;gap:6px 22px}
footer .biz div{display:flex;gap:8px}
footer .biz dt{color:var(--frame-muted);opacity:.75}
footer .biz dd{margin:0;color:var(--frame-ink)}
.visit{display:grid;gap:4px;padding-top:12px;border-top:1px solid var(--frame-line)}
.visit b{color:var(--frame-ink)}
.visit a{color:var(--hi);font-size:14px}

.mbar{position:fixed;left:0;right:0;bottom:0;z-index:40;display:grid;grid-template-columns:1.4fr 1fr;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom,0px));background:var(--frame);border-top:1px solid var(--frame-line)}
.mbar a{display:flex;align-items:center;justify-content:center;gap:8px;padding:13px 8px;border-radius:3px;font-weight:700;text-decoration:none;font-size:16px}
.mbar .c{background:var(--accent);color:var(--accent-ink)}
.mbar .q{border:2px solid var(--frame-ink);color:var(--frame-ink)}
.mbar svg{width:20px;height:20px}
@media (min-width:860px){.mbar{display:none}}

.lb{position:fixed;inset:0;z-index:70;background:rgba(8,9,10,.94);display:grid;grid-template-rows:1fr auto;padding:16px}
.lb img{max-height:calc(100vh - 120px);max-width:100%;margin:auto;object-fit:contain}
.lb .bar{display:flex;justify-content:space-between;align-items:center;gap:12px;color:#fff;font-size:15px;padding-top:10px;max-width:var(--w);width:100%;margin-inline:auto}
.lb button{font:inherit;color:#fff;background:transparent;border:1px solid #666;padding:8px 14px;border-radius:3px;cursor:pointer}
.lb .navs{display:flex;gap:8px}

/* 시안 선택 패널 (사장님 확인용) */
.pick-btn{position:fixed;z-index:50;right:14px;bottom:calc(84px + env(safe-area-inset-bottom,0px));font:inherit;font-weight:700;font-size:14px;padding:11px 16px;border-radius:999px;border:2px solid var(--ink);background:var(--surface);color:var(--ink);cursor:pointer;box-shadow:0 6px 20px rgba(0,0,0,.18)}
@media (min-width:860px){.pick-btn{bottom:20px}}
.pick{position:fixed;z-index:60;right:14px;bottom:calc(140px + env(safe-area-inset-bottom,0px));width:min(360px,calc(100vw - 28px));max-height:calc(100vh - 170px);overflow:auto;background:var(--surface);color:var(--ink);border:1px solid var(--line);box-shadow:0 14px 40px rgba(0,0,0,.25);padding:18px;display:grid;gap:16px}
@media (min-width:860px){.pick{bottom:76px}}
.pick h4{margin:0;font-size:13px;font-family:var(--f-mono);letter-spacing:.06em;color:var(--muted);font-weight:500}
.pick .opts{display:grid;gap:8px}
.pick button.o{font:inherit;display:flex;align-items:center;gap:10px;text-align:left;padding:9px 10px;border:1px solid var(--line);background:var(--bg);color:var(--ink);cursor:pointer;border-radius:3px;font-size:14px}
.pick button.o[aria-pressed="true"]{border:2px solid var(--ink);font-weight:700}
.sw{display:flex;flex:none}
.sw i{width:18px;height:28px;display:block}
.pick .mk{width:30px;height:30px;flex:none;color:var(--ink)}
.pick .top-row{display:flex;justify-content:space-between;align-items:center}
.pick .x{font:inherit;border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:14px}
/* hero2 – 4개 제품 패널 (게이트처럼 열리는 판넬) */
.hero2{background:var(--frame);color:var(--frame-ink);padding-block:44px 28px}
.hero-top{display:grid;gap:22px;grid-template-columns:1fr;align-items:end;margin-bottom:28px}
@media (min-width:980px){.hero-top{grid-template-columns:1.25fr 1fr}}
.hero2 .eyebrow{color:var(--hi)}
.hero2 h1{font-size:clamp(32px,5vw,58px);font-weight:900}
.hero2 h1 em{font-style:normal;color:var(--hi)}
.hero-side{display:grid;gap:16px}
.hero-side .lead{color:var(--frame-muted);font-size:17px}
.hero-side .ctas{display:flex;flex-wrap:wrap;gap:10px}
.hero-side .btn{font-family:var(--f-mono);font-size:17px}
.hero-side .btn-line{font-family:var(--f-body)}
.panels{display:flex;flex-direction:column;gap:6px}
.pn{position:relative;overflow:hidden;background:#000;cursor:pointer;height:84px;transition:height .45s ease,flex .5s ease;outline-offset:-3px}
.pn img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;transition:opacity .4s,transform .6s}
.pn::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(6,8,10,.88) 0%,rgba(6,8,10,.2) 60%,rgba(6,8,10,.1) 100%);pointer-events:none}
.pn.on{height:400px;cursor:default}
.pn.on img{opacity:.95}
.pn-v{position:absolute;z-index:2;left:18px;top:50%;transform:translateY(-50%);font-family:var(--f-display);font-weight:800;font-size:20px;color:#fff;transition:opacity .3s}
.pn-v::before{content:"+";font-family:var(--f-mono);color:var(--hi);margin-right:10px}
.pn.on .pn-v{opacity:0}
.pn-body{position:absolute;z-index:2;left:0;right:0;bottom:0;padding:22px;display:grid;gap:10px;color:#fff;opacity:0;transform:translateY(12px);transition:opacity .35s .1s,transform .35s .1s;pointer-events:none}
.pn.on .pn-body{opacity:1;transform:none;pointer-events:auto}
.pn-body h2{font-size:clamp(24px,3vw,34px);color:#fff}
.pn-body p{color:#E3E6E8;max-width:30em;font-size:15px}
.pn-tag{justify-self:start;font-family:var(--f-mono);font-size:12px;background:var(--accent);color:var(--accent-ink);padding:3px 9px}
.pn-acts{display:flex;flex-wrap:wrap;gap:8px}
.pn-acts .btn{font-size:15px;padding:11px 16px}
.pn-acts .btn-line{color:#fff}
@media (min-width:760px){
  .panels{flex-direction:row;height:500px}
  .pn{height:auto;flex:1}
  .pn.on{height:auto;flex:3.4}
  .pn-v{left:50%;top:28px;transform:translateX(-50%);writing-mode:vertical-rl;letter-spacing:.12em;font-size:22px}
  .pn-v::before{display:block;margin:0 0 10px}
  .pn:not(.on):hover img{opacity:.8;transform:scale(1.04)}
}
@media (prefers-reduced-motion:reduce){.pn,.pn img,.pn-body{transition:none}}

/* gate */
.gate-grid{display:grid;gap:24px;grid-template-columns:1fr;align-items:start}
@media (min-width:920px){.gate-grid{grid-template-columns:1.3fr 1fr}}
.gate-view{margin:0;background:var(--line);position:relative}
.gate-view img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:opacity .25s}
.gate-view figcaption{position:absolute;left:12px;bottom:12px;background:var(--ink);color:var(--bg);padding:6px 12px;font-size:14px;font-weight:700}
.gate-pick{display:grid;gap:12px;align-content:start}
.styles{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.st{font:inherit;padding:0;border:2px solid transparent;background:var(--bg);cursor:pointer;text-align:left;color:var(--ink)}
.st img{width:100%;aspect-ratio:1/1;object-fit:cover}
.st span{display:block;font-size:13px;padding:6px 7px;line-height:1.3}
.st[aria-pressed="true"]{border-color:var(--accent)}
.st[aria-pressed="true"] span{font-weight:700}
.sum{display:grid;gap:2px;padding:12px 14px;background:var(--bg);border:1px solid var(--line)}
.duo{display:grid;gap:20px;grid-template-columns:1fr;margin-top:40px}
@media (min-width:900px){.duo{grid-template-columns:1.2fr 1fr}}
.panel{background:var(--bg);border:1px solid var(--line);padding:20px;display:grid;gap:14px;align-content:start}
.slide-box{position:relative;aspect-ratio:597/345;overflow:hidden;background:var(--line)}
.slide-box img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .6s}
.slide-box img.closed{opacity:0}
.slide-box.is-closed img.closed{opacity:1}
.toggle{display:flex;gap:8px}
.toggle .tab{flex:1}
.ba{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.ba figure{position:relative;margin:0}
.ba img{aspect-ratio:4/3;object-fit:cover;width:100%}
.ba figcaption{position:absolute;top:8px;left:8px;font-family:var(--f-mono);font-size:12px;background:var(--ink);color:var(--bg);padding:3px 8px}

/* fence */
.fence-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media (min-width:920px){.fence-grid{grid-template-columns:1fr 1.05fr}}
.fuses{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-content:start}
.fuses figure{margin:0;background:var(--surface);border:1px solid var(--line)}
.fuses img{width:100%;aspect-ratio:4/3;object-fit:cover}
.fuses figcaption{padding:10px 12px;display:grid;gap:2px}
.fuses figcaption span{font-size:13px;color:var(--muted)}
.calc{background:var(--surface);border:2px solid var(--ink);padding:22px;display:grid;gap:14px;align-content:start}
.calc-out{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line)}
.calc-out div{display:grid;gap:2px;padding:12px 14px;border-right:1px solid var(--line)}
.calc-out div:last-child{border-right:0}
.calc-out span:last-child{font-size:13px;color:var(--muted)}
.big{font-size:clamp(28px,4vw,40px);line-height:1.1;color:var(--ink)}
.fdraw{width:100%;height:auto;color:var(--ink)}

/* rack */
.law-box{border:1px solid var(--frame-line);border-left:4px solid var(--hi);background:var(--frame-card);padding:16px 18px;display:grid;gap:6px;margin-bottom:28px;max-width:820px}
.law-box .mono{font-size:13px;color:var(--hi)}
.law-box b{color:var(--frame-ink)}
.law-box p{color:var(--frame-muted)}
.rack-grid{display:grid;gap:24px;grid-template-columns:1fr;align-items:start}
@media (min-width:920px){.rack-grid{grid-template-columns:1fr 1.1fr}}
.rack-view{margin:0;position:relative;background:var(--frame-card)}
.rack-view img{width:100%;aspect-ratio:4/5;object-fit:cover;max-height:620px}
.rack-view figcaption{position:absolute;left:12px;bottom:12px;background:var(--accent);color:var(--accent-ink);padding:6px 12px;font-size:14px;font-weight:700}
.rack-pick{display:grid;gap:14px;align-content:start}
.rack-pick .lbl{color:var(--frame-ink)}
.chips.dk label{border-color:var(--frame-line);color:var(--frame-ink)}
.chips.dk label:has(input:checked){background:var(--frame-card);border-color:var(--hi)}
.stepper{display:flex;align-items:center;gap:12px}
.stepper button{width:52px;height:52px;font-size:26px;border:2px solid var(--frame-ink);background:transparent;color:var(--frame-ink);cursor:pointer;border-radius:3px;font-family:var(--f-mono)}
.stepper output{font-size:44px;min-width:1.4em;text-align:center;color:var(--frame-ink)}
.stepper .note{color:var(--frame-muted)}
.rack-spec{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.rack-spec li{padding:11px 14px;background:var(--frame-card);border:1px solid var(--frame-line);display:flex;justify-content:space-between;gap:12px;font-size:15px}
.rack-spec li span:first-child{color:var(--frame-muted)}
.rack-spec li span:last-child{font-weight:700;text-align:right}

/* ---- 공통 추가: 서브 메뉴, 링크 ---- */
.subnav{background:var(--frame);border-bottom:1px solid var(--frame-line);position:sticky;top:calc(66px + env(safe-area-inset-top,0px));z-index:29}
.subnav .wrap{display:flex;gap:6px;overflow-x:auto;padding-block:8px;scrollbar-width:none}
.subnav .wrap::-webkit-scrollbar{display:none}
.subnav a{flex:none;font-size:14px;color:var(--frame-ink);text-decoration:none;padding:6px 12px;border:1px solid var(--frame-line);border-radius:999px;white-space:nowrap}
.subnav a[aria-current="page"]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
@media (min-width:900px){.subnav{display:none}}
.top nav a[aria-current="page"]{color:var(--hi);opacity:1}
.more-link{font-size:14px;font-weight:700;color:var(--accent);text-decoration:none;margin-top:2px}
.more-link:hover{text-decoration:underline}
.sec-more{margin:28px 0 0}
.sec-more a{font-weight:700;color:var(--accent)}
.hi-link{color:var(--hi);font-weight:700}

/* ---- 제품 페이지 ---- */
.crumb{font-size:13px;color:var(--frame-muted);display:flex;flex-wrap:wrap;gap:6px;margin-bottom:6px}
.crumb a{color:var(--frame-muted);text-decoration:none}
.crumb a:hover{color:var(--hi)}
.phero{background:var(--frame);color:var(--frame-ink);padding-block:40px 48px}
.phero .wrap{display:grid;gap:28px;grid-template-columns:1fr;align-items:center}
@media (min-width:920px){.phero .wrap{grid-template-columns:1.05fr 1fr}}
.phero h1{font-size:clamp(30px,4.6vw,52px);font-weight:900;color:var(--frame-ink)}
.phero h1 em{font-style:normal;color:var(--hi)}
.phero .lead{color:var(--frame-muted);font-size:17px;max-width:36em}
.phero .eyebrow{color:var(--hi)}
.phero .txt{display:grid;gap:16px}
.phero .ctas{display:flex;flex-wrap:wrap;gap:10px}
.phero .btn-line{color:var(--frame-ink)}
.phero figure{margin:0;position:relative}
.phero figure img,.phero figure svg{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.kw{display:flex;flex-wrap:wrap;gap:6px}
.kw span{font-size:13px;padding:4px 10px;border:1px solid var(--frame-line);color:var(--frame-muted);border-radius:2px}
.cols{display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:700px){.cols{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1020px){.cols.c3{grid-template-columns:repeat(3,1fr)}}
.box{background:var(--surface);border:1px solid var(--line);padding:20px;display:grid;gap:8px;align-content:start}
.box p{color:var(--muted);font-size:15px}
.box ul{margin:0;padding-left:18px;color:var(--muted);font-size:15px}
.law2{border-left:4px solid var(--accent);background:var(--surface);padding:16px 18px;display:grid;gap:6px;max-width:860px;margin-top:24px;border-top:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.law2 .mono{font-size:13px;color:var(--accent)}
.law2 p{color:var(--muted)}
.cta-band .wrap{display:grid;gap:22px;grid-template-columns:1fr;align-items:center}
@media (min-width:900px){.cta-band .wrap{grid-template-columns:1.2fr 1fr}}
.cta-band h2{color:var(--frame-ink)}
.cta-band .callbox{margin-top:0}
.pick-note{border:1px dashed var(--hi);padding:12px 14px;color:var(--frame-ink);font-size:15px}
.related{display:flex;flex-wrap:wrap;gap:8px}
.related a{padding:10px 14px;border:1px solid var(--line);background:var(--surface);text-decoration:none;font-weight:700;font-size:15px}
.related a:hover{border-color:var(--accent);color:var(--accent)}
.area-line{font-size:15px;color:var(--frame-muted)}
.area-line b{color:var(--hi);margin-right:6px}