:root{
  --bg0:#07080a;
  --bg1:#0b0d11;
  --panel:#101319;
  --panel2:#151922;
  --line:rgba(255,255,255,.07);
  --line2:rgba(255,255,255,.15);
  --txt:#f2f0ea;
  --mut:#a3acb7;
  --faint:#8a93a0;
  --amber:#e3a44a;
  --amber-soft:#f4c877;
  --amber-deep:#8a5c1d;
  --flame:#ff6b2e;
  --red:#ff5d49;
  --green:#45d6a1;
  --font-display:"Space Grotesk","Pretendard Variable",Pretendard,sans-serif;
  --font-body:"Pretendard Variable",Pretendard,"Space Grotesk",-apple-system,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono","SF Mono",ui-monospace,monospace;
  --ease:cubic-bezier(.32,.72,0,1);
  --max:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg0);
  color:var(--txt);
  font-family:var(--font-body);
  font-size:16.5px;
  line-height:1.65;
  letter-spacing:-.01em;
  overflow-x:hidden;
  word-break:keep-all;
  overflow-wrap:break-word;
}
h1,h2,h3{text-wrap:balance}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  transform:translateZ(0);
  background:
    radial-gradient(900px 520px at 82% -6%, rgba(227,164,74,.10), transparent 62%),
    radial-gradient(700px 480px at -8% 30%, rgba(255,107,46,.05), transparent 60%),
    radial-gradient(1200px 800px at 50% 115%, rgba(227,164,74,.06), transparent 55%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:60;
  pointer-events:none;
  opacity:.05;
  transform:translateZ(0);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}
main{position:relative;z-index:1}
a{color:inherit;text-decoration:none}
img,svg,canvas{max-width:100%;display:block}
::selection{background:rgba(227,164,74,.35)}

/* 라틴 문자 언어는 자간 0 (한국어·CJK 등 비라틴 문자는 기본 자간 유지) */
html[data-script="latin"] body{letter-spacing:0}

.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}

.mono-label{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.17em;
  text-transform:uppercase;
  color:var(--faint);
}
.mono-label b{color:var(--amber);font-weight:500}
/* 비라틴 문자(한/중/일/아랍/태국 등)에서는 모노·대문자 라벨 스타일을 끄고
   본문 글꼴로 표시한다. 라틴 문자 언어는 원래의 대문자 라벨 유지. */
html:not([data-script="latin"]) .mono-label [data-i18n],
html:not([data-script="latin"]) .eyebrow [data-i18n],
html:not([data-script="latin"]) .chip [data-i18n],
html:not([data-script="latin"]) .spec-chip [data-i18n],
html:not([data-script="latin"]) .badge-dev [data-i18n]{
  font-family:var(--font-body);
  font-weight:600;
  letter-spacing:.05em;
  text-transform:none;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:7px 15px;
  border:1px solid var(--line2);
  border-radius:999px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.15em;
  text-transform:uppercase;
  color:var(--mut);
  background:rgba(255,255,255,.02);
}
.eyebrow i{
  width:6px;height:6px;border-radius:50%;
  background:var(--amber);
  box-shadow:0 0 12px rgba(227,164,74,.9);
}

/* ---------- nav : floating glass pill ---------- */
.topbar{
  position:fixed;
  top:0;left:0;right:0;
  z-index:90;
  display:flex;
  justify-content:center;
  padding:clamp(16px,1.5vw,26px) 20px 0;
  pointer-events:none;
}
.nav{
  position:relative;
  pointer-events:auto;
  display:flex;
  align-items:center;
  gap:8px;
  width:min(var(--max),100vw - 40px);
  padding:8px 10px 8px 22px;
  border-radius:999px;
  border:1px solid var(--line2);
  background:rgba(10,12,15,.72);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:background .6s var(--ease),border-color .6s var(--ease),box-shadow .6s var(--ease);
}
.nav.scrolled{background:rgba(8,9,11,.85);box-shadow:0 18px 50px rgba(0,0,0,.45)}
.brand{display:flex;align-items:center;gap:10px;margin-right:clamp(10px,1.1vw,20px)}
.brand-mark{
  display:grid;place-items:center;
  width:34px;height:34px;border-radius:50%;
  background:linear-gradient(140deg,var(--amber),#b0742a);
  color:#141008;
  font-family:var(--font-display);
  font-weight:700;font-size:12.5px;letter-spacing:0;
}
.brand-name{font-family:var(--font-display);font-weight:600;font-size:15px;letter-spacing:.02em;white-space:nowrap}
.brand-lockup{display:flex;flex-direction:column;line-height:1}
.brand-row{display:flex;align-items:center;gap:6px}
.brand-glyph{width:24px;aspect-ratio:44/42;height:auto;flex:none}
.brand-word{font-family:var(--font-display);font-weight:700;font-size:21px;letter-spacing:-.01em}
.brand-sub{
  margin-top:4px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:7.6px;
  letter-spacing:.135em;
  line-height:1.32;
  text-transform:uppercase;
  color:var(--txt);
  opacity:.92;
  white-space:nowrap;
}
.footer .brand-glyph{width:27px;height:25px}
.footer .brand-word{font-size:23px}
.footer .brand-sub{font-size:8.4px}
.nav-links{
  display:flex;align-items:center;justify-content:center;gap:2px;
  flex:1 1 auto;min-width:0;
}
.nav-links a{
  padding:9px 13px;
  border-radius:999px;
  font-size:14px;
  color:var(--mut);
  transition:color .45s var(--ease),background .45s var(--ease);
  white-space:nowrap;
}
.nav-links a:hover{color:var(--txt);background:rgba(255,255,255,.05)}
.nav-links a.active{color:var(--txt);background:rgba(255,255,255,.07)}
.lang-toggle{
  position:relative;
  display:flex;
  align-items:center;
  margin:0 2px;
}
/* 지구본 아이콘 버튼 (테마 버튼과 동일한 형태) */
.lang-btn{
  appearance:none;cursor:pointer;
  display:grid;place-items:center;
  width:37px;height:37px;flex:none;
  border:1px solid var(--line2);
  border-radius:50%;
  background:rgba(255,255,255,.02);
  color:var(--mut);
  transition:color .4s var(--ease),border-color .4s var(--ease);
}
.lang-btn:hover{color:var(--txt);border-color:rgba(255,255,255,.3)}
.lang-btn svg{width:18px;height:18px}
.lang-toggle.open .lang-btn{color:var(--txt);border-color:rgba(255,255,255,.3)}
/* 펼쳐지는 언어 메뉴 (20개, 스크롤) */
.lang-menu{
  position:absolute;
  top:calc(100% + 10px);
  right:0;
  z-index:100;
  width:190px;
  max-height:min(64vh,340px);
  overflow-y:auto;
  padding:6px;
  border:1px solid var(--line2);
  border-radius:14px;
  background:rgba(14,17,22,.96);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 24px 60px rgba(0,0,0,.5);
  opacity:0;
  transform:translateY(-6px);
  pointer-events:none;
  transition:opacity .2s var(--ease),transform .2s var(--ease);
}
.lang-toggle.open .lang-menu{opacity:1;transform:none;pointer-events:auto}
html[dir="rtl"] .lang-menu{right:auto;left:0}
.lang-opt{
  display:block;width:100%;
  appearance:none;border:0;cursor:pointer;
  text-align:left;
  padding:9px 12px;
  border-radius:9px;
  background:transparent;
  color:var(--mut);
  font-family:var(--font-body);
  font-size:13.5px;letter-spacing:0;line-height:1.25;
  transition:background .2s var(--ease),color .2s var(--ease);
}
html[dir="rtl"] .lang-opt{text-align:right}
.lang-opt:hover{background:rgba(255,255,255,.06);color:var(--txt)}
.lang-opt.on{color:var(--amber);font-weight:600}
.lang-opt.on::after{content:"✓";float:right;opacity:.9}
html[dir="rtl"] .lang-opt.on::after{float:left}
/* 모바일: 언어 메뉴를 더 컴팩트하게 */
@media (max-width:640px){
  .lang-menu{width:164px;max-height:min(54vh,268px);padding:5px;border-radius:12px}
  .lang-opt{padding:7px 11px;font-size:12.5px;border-radius:8px}
}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 8px 9px 18px;
  border-radius:999px;
  background:var(--txt);
  color:#101114;
  font-size:14px;font-weight:600;
  white-space:nowrap;
  transition:transform .45s var(--ease);
}
.nav-cta:active{transform:scale(.97)}
.nav-cta .arr{
  display:grid;place-items:center;
  width:24px;height:24px;border-radius:50%;
  background:rgba(0,0,0,.1);
  font-size:12px;
  transition:transform .45s var(--ease);
}
.nav-cta:hover .arr{transform:translate(2px,-1px)}
.mobile-toggle{
  display:none;
  appearance:none;border:0;background:transparent;cursor:pointer;
  width:38px;height:38px;border-radius:50%;
  position:relative;
}
.mobile-toggle span{
  position:absolute;left:10px;right:10px;height:1.6px;
  background:var(--txt);border-radius:2px;
  transition:transform .5s var(--ease),top .5s var(--ease),opacity .3s;
}
.mobile-toggle span:nth-child(1){top:14px}
.mobile-toggle span:nth-child(2){top:22px}
.mobile-toggle.open span:nth-child(1){top:18px;transform:rotate(45deg)}
.mobile-toggle.open span:nth-child(2){top:18px;transform:rotate(-45deg)}

.mobile-menu{
  position:fixed;inset:0;z-index:80;
  display:flex;flex-direction:column;justify-content:center;
  padding:0 9vw;
  background:rgba(7,8,10,.94);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  opacity:0;visibility:hidden;
  transition:opacity .6s var(--ease),visibility .6s;
}
.mobile-menu.open{opacity:1;visibility:visible}
.mobile-menu a{
  font-family:var(--font-display);
  font-size:clamp(30px,8vw,44px);
  font-weight:600;
  padding:12px 0;
  border-bottom:1px solid var(--line);
  transform:translateY(28px);opacity:0;
  transition:transform .7s var(--ease),opacity .7s var(--ease);
}
.mobile-menu.open a{transform:translateY(0);opacity:1}
.mobile-menu a:nth-child(1){transition-delay:.08s}
.mobile-menu a:nth-child(2){transition-delay:.14s}
.mobile-menu a:nth-child(3){transition-delay:.2s}
.mobile-menu a:nth-child(4){transition-delay:.26s}
.mobile-menu a:nth-child(5){transition-delay:.32s}
.mobile-menu a:nth-child(6){transition-delay:.38s}

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:100dvh;
  display:flex;
  align-items:center;
  padding:150px 0 90px;
}
@media (min-height:2400px){
  .hero{min-height:auto;padding-top:190px}
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:clamp(36px,5vw,72px);
  align-items:center;
}
.hero h1{
  margin:26px 0 0;
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(34px,4.6vw,60px);
  line-height:1.14;
  letter-spacing:-.03em;
}
.hero h1 .hot{color:var(--amber)}
.hero-sub{
  margin:22px 0 0;
  max-width:52ch;
  color:var(--mut);
  font-size:clamp(15.5px,1.4vw,17.5px);
}
.button-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.btn{
  display:inline-flex;align-items:center;gap:12px;
  border-radius:999px;
  padding:13px 10px 13px 24px;
  font-size:15px;font-weight:600;
  transition:transform .5s var(--ease),background .5s var(--ease),border-color .5s var(--ease);
}
.btn:active{transform:scale(.97)}
.btn .arr{
  display:grid;place-items:center;
  width:30px;height:30px;border-radius:50%;
  font-size:13px;
  transition:transform .5s var(--ease);
}
.btn:hover .arr{transform:translate(2px,-2px)}
.btn.primary{background:var(--amber);color:#1b1305}
.btn.primary .arr{background:rgba(0,0,0,.12)}
.btn.primary:hover{background:var(--amber-soft)}
.btn.ghost{border:1px solid var(--line2);color:var(--txt);background:rgba(255,255,255,.02)}
.btn.ghost .arr{background:rgba(255,255,255,.07)}
.btn.ghost:hover{border-color:rgba(255,255,255,.3)}

.hero-metrics{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  margin-top:58px;
  border-top:1px solid var(--line);
}
.metric{
  padding:22px 34px 6px 34px;
  border-right:1px solid var(--line);
}
.metric:first-child{padding-left:0}
.metric:last-child{border-right:0;padding-right:0}
.metric strong{
  display:block;
  font-family:var(--font-display);
  font-size:clamp(24px,2.6vw,34px);
  font-weight:600;
  letter-spacing:-.02em;
  color:var(--amber-soft);
}
.metric strong span{display:inline;margin:0;font-size:inherit;color:inherit}
.metric > span{display:block;margin-top:6px;font-size:13px;color:var(--mut);line-height:1.5}

/* demo panel : double-bezel technical frame */
.demo-shell{
  position:relative;
  padding:8px;
  border-radius:28px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.025);
}
.demo-frame{
  position:relative;
  border-radius:20px;
  border:1px solid var(--line2);
  background:linear-gradient(180deg,#0d1014,#08090b);
  box-shadow:inset 0 1px 1px rgba(255,255,255,.06),0 30px 80px rgba(0,0,0,.5);
  overflow:hidden;
}
.demo-rail{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 18px;
  border-bottom:1px solid var(--line);
}
.demo-rail .mono-label{font-size:11px}
.demo-live{display:inline-flex;align-items:center;gap:7px}
.demo-live i{
  width:7px;height:7px;border-radius:50%;
  background:var(--flame);
  box-shadow:0 0 10px rgba(255,107,46,.9);
  animation:pulse 1.6s ease-in-out infinite;
}
@keyframes pulse{50%{opacity:.35}}
.demo-canvas-wrap{position:relative;aspect-ratio:10/8.6}
.demo-canvas-wrap canvas{position:absolute;inset:0;width:100%;height:100%}
.corner{position:absolute;width:14px;height:14px;pointer-events:none;opacity:.55}
.corner::before,.corner::after{content:"";position:absolute;background:var(--amber)}
.corner::before{width:14px;height:1px}
.corner::after{width:1px;height:14px}
.corner.tl{top:12px;left:12px}
.corner.tr{top:12px;right:12px;transform:scaleX(-1)}
.corner.bl{bottom:12px;left:12px;transform:scaleY(-1)}
.corner.br{bottom:12px;right:12px;transform:scale(-1)}
.demo-labels{
  display:grid;grid-template-columns:1fr 1fr;
  border-top:1px solid var(--line);
}
.demo-label{padding:14px 18px 16px}
.demo-label:first-child{border-right:1px solid var(--line)}
.demo-label .name{font-size:13px;font-weight:600}
.demo-label .name [data-i18n]{color:var(--txt)}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:7px;
  padding:5px 12px;border-radius:999px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;
}
.chip.bad{background:rgba(255,93,73,.1);color:var(--red);border:1px solid rgba(255,93,73,.25)}
.chip.good{background:rgba(69,214,161,.08);color:var(--green);border:1px solid rgba(69,214,161,.25)}
.demo-note{
  padding:10px 18px 14px;
  border-top:1px solid var(--line);
  font-size:12.5px;color:var(--mut);
}

/* ---------- sections ---------- */
.section{position:relative;padding:clamp(96px,11vw,150px) 0}
.section.tint{background:linear-gradient(180deg,rgba(255,255,255,.02),transparent)}
.section-head{max-width:720px;margin-bottom:clamp(44px,5vw,64px)}
.section-head h2{
  margin:22px 0 0;
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(28px,3.4vw,44px);
  line-height:1.18;
  letter-spacing:-.025em;
}
.section-head p{margin:16px 0 0;color:var(--mut);max-width:58ch}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.head-link{
  display:inline-flex;align-items:center;gap:10px;
  font-size:14px;color:var(--mut);
  border-bottom:1px solid var(--line2);
  padding-bottom:4px;
  transition:color .45s var(--ease);
}
.head-link:hover{color:var(--amber-soft)}

/* products bento */
.bento{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:14px;
}
.p-card{
  position:relative;
  grid-column:span 4;
  padding:7px;
  border-radius:24px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  transition:border-color .6s var(--ease),transform .6s var(--ease);
}
.p-card:hover{border-color:rgba(227,164,74,.35);transform:translateY(-4px)}
.p-card.wide{grid-column:span 8}
.p-card.tall{grid-column:span 4}
.p-inner{
  position:relative;
  height:100%;
  border-radius:18px;
  border:1px solid var(--line);
  background:linear-gradient(170deg,var(--panel2),var(--panel));
  box-shadow:inset 0 1px 1px rgba(255,255,255,.05);
  padding:26px 26px 24px;
  display:flex;flex-direction:column;gap:16px;
  overflow:hidden;
}
.p-num{
  position:absolute;top:20px;right:22px;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.18em;
  color:var(--faint);
}
.p-visual{width:64px;height:64px;color:var(--amber)}
.p-visual svg{width:100%;height:100%}
.p-card h3{margin:0;font-size:18.5px;font-weight:650;letter-spacing:-.015em;line-height:1.35}
.p-card .p-desc{margin:0;font-size:13.5px;color:var(--mut);line-height:1.6}
.p-spec{
  margin-top:auto;
  display:flex;flex-wrap:wrap;gap:8px;
}
.spec-chip{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.05em;
  color:var(--amber-soft);
  border:1px solid rgba(227,164,74,.28);
  background:rgba(227,164,74,.06);
  border-radius:999px;
  padding:5px 12px;
  white-space:nowrap;
  max-width:100%;
}
.spec-table .spec-chip,
td .spec-chip{margin:2.5px 5px 2.5px 0}
.badge-dev{
  display:inline-flex;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.07em;text-transform:uppercase;
  color:#0f1418;
  background:var(--green);
  padding:5px 12px;border-radius:999px;
  width:max-content;
}
html:not([data-script="latin"]) .badge-dev [data-i18n]{font-weight:700;letter-spacing:.06em}

/* evidence */
.evidence-grid{
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
  gap:clamp(28px,4vw,56px);
  align-items:center;
}
.evi-visual{
  padding:8px;border-radius:26px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
}
.evi-inner{
  border-radius:19px;
  border:1px solid var(--line2);
  background:linear-gradient(180deg,#0e1116,#090a0d);
  padding:26px;
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
}
.evi-panel{
  border:1px solid var(--line);
  border-radius:14px;
  padding:18px 16px;
  background:rgba(255,255,255,.02);
}
.evi-panel .surface{
  height:120px;border-radius:9px;
  position:relative;overflow:hidden;
  border:1px solid var(--line);
}
.surface.clean{background:linear-gradient(160deg,#1a2028,#12151b)}
.surface.clean::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,transparent 42%,rgba(255,255,255,.09) 50%,transparent 58%);
}
.surface.dirty{background:linear-gradient(160deg,#1a2028,#12151b)}
.surface.dirty::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(227,164,74,.5) 1.2px,transparent 1.6px),radial-gradient(rgba(180,120,50,.4) 1.6px,transparent 2px);
  background-size:26px 22px,38px 30px;
  background-position:3px 5px,14px 12px;
}
.evi-panel .mono-label{margin-top:12px;display:block;font-size:10.5px}
.evi-panel .verdict{margin-top:6px;font-size:13px;font-weight:600}
.evi-copy .rows{margin-top:30px;border-top:1px solid var(--line)}
.data-row{
  display:flex;justify-content:space-between;gap:18px;
  padding:15px 0;
  border-bottom:1px solid var(--line);
  font-size:14px;
}
.data-row .k{color:var(--mut)}
.data-row .v{font-family:var(--font-mono);font-size:12.5px;color:var(--amber-soft);text-align:right}

/* applications */
.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.app-card{
  display:flex;flex-direction:column;
  padding:7px;border-radius:24px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  transition:border-color .6s var(--ease),transform .6s var(--ease);
}
.app-card:hover{border-color:rgba(227,164,74,.3);transform:translateY(-4px)}
.app-photo{
  position:relative;
  height:172px;
  border-radius:18px;
  border:1px solid var(--line);
  overflow:hidden;
  margin-bottom:7px;
  flex:none;
}
.app-photo img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.82) contrast(1.03)}
.app-photo::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,8,10,.02) 40%,rgba(7,8,10,.5)),linear-gradient(25deg,rgba(227,164,74,.12),transparent 45%);
}
.app-card .app-inner{flex:1;height:auto}
.app-inner{
  height:100%;
  border-radius:18px;border:1px solid var(--line);
  background:linear-gradient(170deg,var(--panel2),var(--panel));
  box-shadow:inset 0 1px 1px rgba(255,255,255,.05);
  padding:28px 26px;
}
.app-inner .mono-label{display:block;margin-bottom:18px}
.app-inner h3{margin:0;font-size:20px;font-weight:650;letter-spacing:-.015em}
.app-inner p{margin:12px 0 18px;font-size:13.5px;color:var(--mut)}
.app-inner ul{margin:0;padding:0;list-style:none}
.app-inner li{
  position:relative;
  padding:9px 0 9px 18px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--mut);
}
.app-inner li::before{
  content:"";position:absolute;left:2px;top:16px;
  width:6px;height:1px;background:var(--amber);
}

/* process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:step}
.step{
  position:relative;
  border-top:1px solid var(--line2);
  padding:22px 18px 8px 2px;
}
.step::before{
  counter-increment:step;
  content:"0" counter(step);
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.2em;
  color:var(--amber);
}
.step h3{margin:12px 0 8px;font-size:16.5px;font-weight:650}
.step p{margin:0;font-size:13px;color:var(--mut)}

/* cta band */
.cta-band{
  position:relative;
  border-radius:32px;
  border:1px solid var(--line2);
  background:
    radial-gradient(600px 300px at 85% 10%, rgba(255,107,46,.13), transparent 60%),
    radial-gradient(500px 320px at 10% 100%, rgba(227,164,74,.12), transparent 60%),
    linear-gradient(180deg,#101318,#0a0c0f);
  padding:clamp(26px,2.6vw,36px) clamp(28px,6vw,72px);
  overflow:hidden;
  text-align:center;
}
.cta-band h2{
  margin:12px auto 0;
  max-width:26ch;
  font-family:var(--font-display);
  font-size:clamp(22px,2.3vw,30px);
  font-weight:600;line-height:1.2;letter-spacing:-.02em;
}
.cta-band p{margin:10px auto 0;max-width:56ch;color:var(--mut);font-size:14.5px}
.cta-band .button-row{margin-top:20px}
.cta-band .button-row{justify-content:center}

/* footer */
.footer{
  position:relative;z-index:1;
  margin-top:clamp(60px,8vw,110px);
  border-top:1px solid var(--line);
  padding:54px 0 42px;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.2fr) minmax(0,1fr) minmax(0,.8fr);
  gap:36px;
}
.footer .brand-name{font-size:16px}
.footer-addr{margin-top:16px;font-size:12.5px;color:var(--faint);line-height:1.8;font-style:normal}
.footer-col .mono-label{display:block;margin-bottom:14px}
.footer-col a{display:block;padding:5px 0;font-size:13.5px;color:var(--mut);transition:color .4s var(--ease)}
.footer-col a:hover{color:var(--amber-soft)}
.footer-base{
  margin-top:44px;padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:var(--faint);text-transform:uppercase;
}

/* page hero (subpages) */
.page-hero{padding:190px 0 70px}
.page-hero h1{
  margin:24px 0 0;
  font-family:var(--font-display);
  font-weight:600;
  font-size:clamp(32px,4.4vw,54px);
  line-height:1.14;letter-spacing:-.03em;
  max-width:20ch;
}
.page-hero p{margin:20px 0 0;color:var(--mut);max-width:62ch;font-size:clamp(15px,1.3vw,17px)}

/* tables (spec data on subpages) */
.spec-table{width:100%;min-width:600px;border-collapse:collapse;font-size:13.5px}
.table-wrap{position:relative;-webkit-overflow-scrolling:touch}
.table-scroll-hint{
  display:none;
  margin:8px 2px 0;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;
  color:var(--faint);text-transform:uppercase;
}
@media (max-width:640px){.table-scroll-hint{display:block}}
.spec-table th{
  text-align:left;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--faint);font-weight:500;
  padding:12px 14px;border-bottom:1px solid var(--line2);
}
html:not([data-script="latin"]) .spec-table th [data-i18n]{font-family:var(--font-body);font-weight:600;letter-spacing:.04em;text-transform:none}
.spec-table td{padding:13px 14px;border-bottom:1px solid var(--line);color:var(--mut)}
.spec-table td:first-child{color:var(--txt);font-weight:550}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.015)}

/* form */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--faint)}
html:not([data-script="latin"]) .field label [data-i18n]{font-family:var(--font-body);font-weight:600;letter-spacing:.05em;text-transform:none}
.field input,.field select,.field textarea{
  appearance:none;-webkit-appearance:none;
  background-color:rgba(255,255,255,.03);
  border:1px solid var(--line2);
  border-radius:12px;
  color:var(--txt);
  font-family:var(--font-body);
  font-size:14.5px;
  padding:13px 15px;
  transition:border-color .4s var(--ease),background-color .4s var(--ease);
}
.field textarea{min-height:140px;resize:vertical}
/* select: 커스텀 앰버 화살표 + 다크모드 네이티브 팝업 대응 */
.field select{
  cursor:pointer;
  color-scheme:dark;                 /* OS가 옵션 팝업을 다크로 그리게 → 다크모드 가독성 */
  padding-right:44px;
  white-space:nowrap;text-overflow:ellipsis;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23e3a44a' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat:no-repeat;
  background-position:right 16px center;
}
html[dir="rtl"] .field select{padding-right:15px;padding-left:44px;background-position:left 16px center}
/* 옵션 색상 — 브라우저가 option 스타일을 존중할 때의 폴백(다크/라이트 각각 가독) */
html[data-theme="dark"] .field select option{background:#151922;color:#f2f0ea}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:rgba(227,164,74,.55);background-color:rgba(227,164,74,.04);
}

/* ---------- motion foundation ---------- */
html.has-motion [data-motion-text],
html.has-motion [data-reveal]{visibility:hidden}
.motion-word-mask{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em;margin-bottom:-.08em}
.motion-word{display:inline-block}

@media (prefers-reduced-motion:reduce){
  html.has-motion [data-motion-text],
  html.has-motion [data-reveal]{visibility:visible}
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* ---------- responsive ---------- */
/* 긴 언어(독일어 등)에서 가로 메뉴가 언어선택기와 겹치지 않도록, 넉넉한 폭에서만 가로 메뉴 표시 */
@media (max-width:1024px){
  .nav-links{display:none}
  .lang-toggle{margin-left:auto}
  .mobile-toggle{display:block}
}
@media (max-width:1080px){
  .bento .p-card,.bento .p-card.wide{grid-column:span 6}
}
@media (max-width:920px){
  .hero{padding:130px 0 70px}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:44px}
  .evidence-grid{grid-template-columns:minmax(0,1fr)}
  .app-grid{grid-template-columns:minmax(0,1fr);gap:12px}
  .process{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 20px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:30px}
  .form-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
  .container{width:calc(100% - 32px)}
  .bento{grid-template-columns:minmax(0,1fr)}
  .bento .p-card,.bento .p-card.wide{grid-column:auto}
  .hero-metrics{grid-template-columns:minmax(0,1fr);border-top:0}
  .metric{border-right:0;border-top:1px solid var(--line);padding:16px 0 10px}
  .nav-cta{display:none}
  .brand-name{display:none}
  .nav .brand-sub{display:none}
  .process{grid-template-columns:minmax(0,1fr)}
  .evi-inner{grid-template-columns:minmax(0,1fr)}
  .section{padding:76px 0}
  .cta-band{border-radius:22px}
}

/* ================= brand logo images ================= */
.brand-img{height:30px;width:auto;display:block}
.brand-img-light{display:none}
.footer .brand-img{height:42px}
@media (max-width:640px){.brand-img{height:26px}}

/* ================= theme toggle ================= */
.theme-toggle{
  appearance:none;cursor:pointer;
  display:grid;place-items:center;
  width:37px;height:37px;flex:none;
  border:1px solid var(--line2);
  border-radius:50%;
  background:rgba(255,255,255,.02);
  color:var(--mut);
  transition:color .4s var(--ease),border-color .4s var(--ease);
}
.theme-toggle:hover{color:var(--txt);border-color:rgba(255,255,255,.3)}
.theme-toggle svg{width:17px;height:17px}
.theme-toggle .ic-moon{display:none}

/* ================= LIGHT THEME ================= */
html[data-theme="light"]{
  --bg0:#f6f4ef;
  --bg1:#eeebe4;
  --panel:#ffffff;
  --panel2:#f9f7f2;
  --line:rgba(9,27,56,.09);
  --line2:rgba(9,27,56,.18);
  --txt:#0e1c35;
  --mut:#4e5a6e;
  --faint:#69758a;
  --amber:#b97a1c;
  --amber-soft:#9c6410;
  --flame:#e05a1f;
  --red:#c43a28;
  --green:#0c8f63;
}
html[data-theme="light"] .brand-img-dark{display:none}
html[data-theme="light"] .brand-img-light{display:block}
html[data-theme="light"] .theme-toggle .ic-sun{display:none}
html[data-theme="light"] .theme-toggle .ic-moon{display:block}
html[data-theme="light"] .theme-toggle:hover{border-color:rgba(9,27,56,.35)}

html[data-theme="light"] body::before{
  background:
    radial-gradient(900px 520px at 82% -6%, rgba(227,164,74,.14), transparent 62%),
    radial-gradient(700px 480px at -8% 30%, rgba(224,90,31,.05), transparent 60%),
    radial-gradient(1200px 800px at 50% 115%, rgba(227,164,74,.08), transparent 55%);
}
html[data-theme="light"] body::after{opacity:.028}
html[data-theme="light"] ::selection{background:rgba(185,122,28,.25)}

html[data-theme="light"] .nav{background:rgba(255,255,255,.72)}
html[data-theme="light"] .nav.scrolled{background:rgba(255,255,255,.9);box-shadow:0 18px 50px rgba(9,27,56,.12)}
html[data-theme="light"] .nav-links a:hover{color:var(--txt);background:rgba(9,27,56,.05)}
html[data-theme="light"] .nav-links a.active{color:var(--txt);background:rgba(9,27,56,.08)}
html[data-theme="light"] .nav-cta{color:#f6f4ef}
html[data-theme="light"] .nav-cta .arr{background:rgba(255,255,255,.16)}
html[data-theme="light"] .mobile-toggle span{background:var(--txt)}
html[data-theme="light"] .mobile-menu{background:rgba(246,244,239,.95)}
html[data-theme="light"] .lang-btn{background:rgba(9,27,56,.02)}
html[data-theme="light"] .lang-btn:hover{border-color:rgba(9,27,56,.35)}
html[data-theme="light"] .lang-toggle.open .lang-btn{border-color:rgba(9,27,56,.35)}
html[data-theme="light"] .lang-menu{background:rgba(255,255,255,.98);border-color:rgba(9,27,56,.14);box-shadow:0 24px 60px rgba(9,27,56,.18)}
html[data-theme="light"] .lang-opt{color:#3a4657}
html[data-theme="light"] .lang-opt:hover{background:rgba(9,27,56,.05);color:#0e1c35}
html[data-theme="light"] .theme-toggle{background:rgba(9,27,56,.02)}

html[data-theme="light"] .eyebrow{background:rgba(9,27,56,.03)}
html[data-theme="light"] .btn.primary{color:#fff}
html[data-theme="light"] .btn.primary .arr{background:rgba(255,255,255,.18)}
html[data-theme="light"] .btn.ghost{background:rgba(9,27,56,.02)}
html[data-theme="light"] .btn.ghost .arr{background:rgba(9,27,56,.06)}
html[data-theme="light"] .btn.ghost:hover{border-color:rgba(9,27,56,.35)}
html[data-theme="light"] .section.tint{background:linear-gradient(180deg,rgba(9,27,56,.035),transparent)}

html[data-theme="light"] .p-card,
html[data-theme="light"] .app-card,
html[data-theme="light"] .evi-visual,
html[data-theme="light"] .demo-shell{background:rgba(9,27,56,.025)}
html[data-theme="light"] .p-inner,
html[data-theme="light"] .app-inner{box-shadow:none}
html[data-theme="light"] .evi-inner{background:linear-gradient(180deg,#ffffff,#f4f1ea)}
html[data-theme="light"] .evi-panel{background:rgba(9,27,56,.02)}
html[data-theme="light"] .cta-band{
  background:
    radial-gradient(600px 300px at 85% 10%, rgba(224,90,31,.08), transparent 60%),
    radial-gradient(500px 320px at 10% 100%, rgba(185,122,28,.1), transparent 60%),
    linear-gradient(180deg,#ffffff,#f2efe8);
}
html[data-theme="light"] .table-wrap{background:rgba(9,27,56,.015)}
html[data-theme="light"] .field input,
html[data-theme="light"] .field select,
html[data-theme="light"] .field textarea{background-color:rgba(9,27,56,.03)}
html[data-theme="light"] .field input:focus,
html[data-theme="light"] .field select:focus,
html[data-theme="light"] .field textarea:focus{background-color:rgba(185,122,28,.06)}
/* 라이트 모드: 옵션 팝업도 밝게 */
html[data-theme="light"] .field select{color-scheme:light}
html[data-theme="light"] .field select option{background:#fff;color:#0e1c35}
html[data-theme="light"] .chip.bad{background:rgba(196,58,40,.07);color:#b12f1f;border-color:rgba(196,58,40,.3)}
html[data-theme="light"] .chip.good{background:rgba(12,143,99,.07);color:#0a7a55;border-color:rgba(12,143,99,.3)}
html[data-theme="light"] .spec-chip{background:rgba(185,122,28,.07);border-color:rgba(185,122,28,.3)}

/* light mode: frame chrome matches the light theme (video provides its own dark screen) */
html[data-theme="light"] .demo-frame{
  background:linear-gradient(180deg,#ffffff,#f5f2ec);
  box-shadow:inset 0 1px 1px rgba(255,255,255,.7),0 24px 60px rgba(9,27,56,.14);
}
html[data-theme="light"] .demo-rail{border-color:var(--line)}
html[data-theme="light"] .demo-note{border-color:var(--line);color:var(--mut)}
html[data-theme="light"] .demo-frame .mono-label{color:var(--faint)}

/* ================= news ================= */
.news-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
.news-card{flex:1 1 350px;max-width:400px;
  display:flex;flex-direction:column;
  padding:7px;border-radius:24px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  transition:border-color .6s var(--ease),transform .6s var(--ease);
  color:inherit;
}
.news-card:hover{border-color:rgba(227,164,74,.35);transform:translateY(-4px)}
.news-photo{
  position:relative;
  aspect-ratio:16/9;
  border-radius:18px;
  border:1px solid var(--line);
  overflow:hidden;
  margin-bottom:7px;
  flex:none;
  background:linear-gradient(160deg,var(--panel2),var(--panel));
}
.news-photo img{width:100%;height:100%;object-fit:cover;display:block}
.news-photo::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,8,10,.0) 55%,rgba(7,8,10,.32));
}
.news-body{
  flex:1;display:flex;flex-direction:column;
  border-radius:18px;border:1px solid var(--line);
  background:linear-gradient(170deg,var(--panel2),var(--panel));
  padding:20px 22px 20px;
}
.news-meta{
  display:flex;flex-wrap:wrap;gap:6px 12px;align-items:center;
  font-family:var(--font-mono);
  font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--faint);
}
.news-meta .src{color:var(--amber);font-family:var(--font-body);font-weight:600;letter-spacing:.03em}
.news-title{margin:11px 0 0;font-size:16.5px;font-weight:650;line-height:1.55;color:var(--txt)}
.news-out{
  margin-top:auto;padding-top:16px;
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;color:var(--mut);
  transition:color .45s var(--ease);
}
.news-out svg{width:13px;height:13px}
.news-card:hover .news-out{color:var(--amber-soft)}
.news-empty{padding:60px 0;text-align:center;color:var(--mut)}
@media (max-width:640px){.news-card{flex-basis:100%;max-width:none}}
html[data-theme="light"] .news-card{background:rgba(9,27,56,.025)}
html[data-theme="light"] .news-photo::after{background:linear-gradient(180deg,transparent 60%,rgba(9,27,56,.14))}

/* news summary */
.news-summary{
  margin:10px 0 0;
  font-size:13.5px;color:var(--mut);line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}

/* light-mode evidence surfaces (잔사 비교 패널) */
html[data-theme="light"] .surface.clean{background:linear-gradient(160deg,#eae7e0,#f7f5f0)}
html[data-theme="light"] .surface.clean::after{
  background:linear-gradient(115deg,transparent 42%,rgba(9,27,56,.07) 50%,transparent 58%);
}
html[data-theme="light"] .surface.dirty{background:linear-gradient(160deg,#eae7e0,#f7f5f0)}
html[data-theme="light"] .surface.dirty::before{
  background-image:radial-gradient(rgba(154,100,20,.6) 1.2px,transparent 1.6px),radial-gradient(rgba(120,80,30,.5) 1.6px,transparent 2px);
  background-size:26px 22px,38px 30px;
  background-position:3px 5px,14px 12px;
}

/* news pagination */
.news-pager{display:flex;justify-content:center;flex-wrap:wrap;gap:8px;margin-top:clamp(32px,4vw,48px)}
.news-page{
  appearance:none;cursor:pointer;
  min-width:40px;height:40px;padding:0 12px;
  border:1px solid var(--line2);
  border-radius:12px;
  background:rgba(255,255,255,.02);
  color:var(--mut);
  font-family:var(--font-mono);font-size:13px;
  transition:color .4s var(--ease),border-color .4s var(--ease),background .4s var(--ease);
}
.news-page:hover:not(:disabled){color:var(--txt);border-color:rgba(255,255,255,.3)}
.news-page.active{background:var(--amber);border-color:var(--amber);color:#181206;font-weight:500}
.news-page:disabled{opacity:.35;cursor:default}
html[data-theme="light"] .news-page{background:rgba(9,27,56,.02)}
html[data-theme="light"] .news-page:hover:not(:disabled){border-color:rgba(9,27,56,.35)}
html[data-theme="light"] .news-page.active{color:#fff}

/* media coverage list */
.cov-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.cov-row{
  display:grid;
  grid-template-columns:120px 160px 1fr auto;
  align-items:center;gap:20px;
  padding:18px 6px;
  border-bottom:1px solid var(--line);
  color:inherit;
  transition:background .4s var(--ease),padding-left .4s var(--ease);
}
.cov-row:hover{background:rgba(255,255,255,.02);padding-left:16px}
.cov-date{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--faint)}
.cov-src{font-size:13.5px;font-weight:600;color:var(--amber-soft)}
.cov-title{font-size:14.5px;color:var(--mut);line-height:1.5}
.cov-arrow{color:var(--faint);transition:color .4s var(--ease),transform .4s var(--ease)}
.cov-arrow svg{width:16px;height:16px}
.cov-row:hover .cov-arrow{color:var(--amber-soft);transform:translate(2px,-2px)}
.cov-row:hover .cov-title{color:var(--txt)}
html[data-theme="light"] .cov-row:hover{background:rgba(9,27,56,.025)}
@media (max-width:760px){
  .cov-row{grid-template-columns:1fr auto;gap:4px 14px;padding:16px 4px}
  .cov-date{grid-column:1;order:1}
  .cov-src{grid-column:1;order:2}
  .cov-title{grid-column:1;order:4}
  .cov-arrow{grid-column:2;grid-row:1/3;order:3;align-self:center}
}

/* news card — grouped (main + related expand) */
.news-title-link{display:block}
.news-title-link:hover .news-title{color:var(--amber-soft)}
.news-foot{
  margin-top:auto;padding-top:16px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.news-foot .news-out{margin-top:0;padding-top:0}
.news-related-toggle{
  appearance:none;cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:999px;
  border:1px solid var(--line2);
  background:rgba(255,255,255,.02);
  color:var(--mut);
  font-family:var(--font-body);font-size:12.5px;font-weight:600;
  transition:color .4s var(--ease),border-color .4s var(--ease),background .4s var(--ease);
}
.news-related-toggle:hover{color:var(--txt);border-color:rgba(255,255,255,.3)}
.news-related-toggle .chev{font-size:11px;transition:transform .4s var(--ease)}
.news-related-toggle .chev.up{transform:rotate(180deg)}
.news-related{
  max-height:0;overflow:hidden;
  transition:max-height .5s var(--ease);
}
.news-card.open .news-related{margin-top:14px}
.rel-row{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;
  padding:12px 4px;
  border-top:1px solid var(--line);
  color:inherit;
  transition:padding-left .4s var(--ease);
}
.rel-row:hover{padding-left:8px}
.rel-src{font-size:12.5px;font-weight:600;color:var(--amber-soft);white-space:nowrap}
.rel-title{font-size:13px;color:var(--mut);line-height:1.45;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.rel-arrow{color:var(--faint);transition:color .4s var(--ease),transform .4s var(--ease)}
.rel-arrow svg{width:14px;height:14px}
.rel-row:hover .rel-arrow{color:var(--amber-soft);transform:translate(2px,-2px)}
.rel-row:hover .rel-title{color:var(--txt)}
html[data-theme="light"] .news-related-toggle{background:rgba(9,27,56,.02)}
html[data-theme="light"] .news-related-toggle:hover{border-color:rgba(9,27,56,.35)}
@media (max-width:640px){
  .rel-row{grid-template-columns:1fr auto;gap:2px 10px}
  .rel-src{grid-column:1;order:1}
  .rel-title{grid-column:1;order:3}
  .rel-arrow{grid-column:2;grid-row:1/3;align-self:center;order:2}
}

/* hero: real flame test video */
.demo-video-wrap{aspect-ratio:760/680}
.demo-video{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;display:block;
  background:#0a0b0d;
  transform:translateZ(0);
}

/* contact form: sending state + status message */
.btn-sending{display:none}
form.sending .btn-label{display:none}
form.sending .btn-sending{display:inline}
form.sending button[type=submit]{opacity:.75;cursor:default}
.form-status{margin:2px 0 0;font-size:13.5px;line-height:1.5;min-height:1px}
.form-status:empty{display:none}
.form-status.ok{color:var(--green)}
.form-status.err{color:var(--red)}