/* =====================================================================
   JINSUNG TECHTEM — v3 "ENGINEERING BLUEPRINT"
   base.css : tokens · type · layout · header · footer · overlays · components
   ===================================================================== */

@font-face { font-family: "Pretendard"; src: url("/shared/PretendardVariable.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("/shared/fonts/Manrope-Variable.ttf") format("truetype"); font-weight: 200 800; font-display: swap; }

:root {
  --paper: #F3F1EA;
  --paper-2: #ECE9E0;
  --paper-3: #E2DED2;
  --sheet: #FAF9F5;
  --ink: #0B172B;
  --ink-2: #13223A;
  --ink-3: #1C2D49;
  --ink-deep: #07101F;
  --steel: #556072;
  --steel-2: #7D8796;
  --line: rgba(11, 23, 43, .13);
  --line-2: rgba(11, 23, 43, .26);
  --line-3: rgba(11, 23, 43, .5);
  --red: #EB252A;
  --red-d: #C8161C;
  --blue: #0D56A5;
  --sky: #7FA9E0;
  --on-navy: #F3F1EA;
  --on-navy-2: rgba(243, 241, 234, .68);
  --on-navy-3: rgba(243, 241, 234, .42);
  --line-n: rgba(243, 241, 234, .13);
  --line-n2: rgba(243, 241, 234, .26);

  --f-ko: "Pretendard", system-ui, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --f-en: "Manrope", "Pretendard", system-ui, sans-serif;
  --f-gr: "Manrope", "Pretendard", system-ui, sans-serif;
  --f-label: "Manrope", "Pretendard", system-ui, sans-serif;

  --gutter: clamp(16px, calc(6.6vw - 8px), 120px);
  --hdr: 84px;
  --sec-pad: clamp(88px, 10vw, 168px);
  --ease: cubic-bezier(.66, 0, .24, 1);
  --ease-out: cubic-bezier(.16, .84, .24, 1);
  --t: .5s;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--hdr) + 24px); }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--f-ko); font-size: 16px; line-height: 1.68; letter-spacing: -.005em;
  word-break: keep-all; overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img, video, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
table { border-collapse: collapse; }
address { font-style: normal; }
::selection { background: var(--ink); color: var(--paper); }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.sec--navy :focus-visible, .ftr :focus-visible, .mnav :focus-visible { outline-color: var(--sky); }
[hidden] { display: none !important; }
main { display: block; outline: none; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: fixed; left: 16px; top: -60px; z-index: 300; background: var(--ink); color: var(--paper); padding: 12px 18px; font-weight: 600; transition: top .2s; }
.skip:focus { top: 12px; }

.i { width: 20px; height: 20px; flex: none; }
.i--sm { width: 16px; height: 16px; }
.i--lg { width: 28px; height: 28px; }

/* ---------- type ---------- */
.lbl { font-family: var(--f-label); font-weight: 600; font-size: 12px; line-height: 1.45; letter-spacing: .08em; text-transform: uppercase; font-variant-numeric: tabular-nums; }
.kicker { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; font-family: var(--f-label); font-weight: 600; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--steel); }
.kicker::before { content: ""; width: 28px; height: 1px; background: var(--red); flex: none; }
.sec--navy .kicker { color: var(--on-navy-2); }
.en { font-family: var(--f-en); }
.code { font-family: var(--f-en); font-weight: 600; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.display {
  font-family: var(--f-en); font-weight: 700; letter-spacing: -.045em; line-height: .94;
  font-size: clamp(46px, 6.4vw, 112px);
}
.h1 { font-family: var(--f-ko); font-weight: 700; font-size: clamp(34px, 4.2vw, 68px); line-height: 1.16; letter-spacing: -.035em; }
.h2 { font-family: var(--f-ko); font-weight: 700; font-size: clamp(30px, 3.5vw, 56px); line-height: 1.2; letter-spacing: -.035em; }
.h2 em, .h1 em { font-style: normal; color: var(--steel-2); }
.sec--navy .h2 em, .sec--navy .h1 em { color: var(--on-navy-3); }
.h2-en { font-family: var(--f-en); font-weight: 700; font-size: clamp(30px, 3.6vw, 60px); line-height: 1.02; letter-spacing: -.04em; }
.h3 { font-family: var(--f-ko); font-weight: 700; font-size: clamp(20px, 1.7vw, 26px); line-height: 1.35; letter-spacing: -.025em; }
.lead { font-size: clamp(16px, 1.25vw, 19px); line-height: 1.75; color: var(--steel); }
.sec--navy .lead { color: var(--on-navy-2); }
.body-s { font-size: 14.5px; line-height: 1.7; color: var(--steel); }
.sec--navy .body-s { color: var(--on-navy-2); }
.red { color: var(--red); }
.blue { color: var(--blue); }

/* ---------- layout ---------- */
.wrap { width: 100%; max-width: 1920px; margin-inline: auto; padding-inline: var(--gutter); }
.sec { position: relative; padding-block: var(--sec-pad); }
.sec--paper { background: var(--paper); }
.sec--paper2 { background: var(--paper-2); }
.sec--sheet { background: var(--sheet); }
.sec--navy { background: var(--ink); color: var(--on-navy); }
.sec--tight { padding-block: clamp(64px, 7vw, 112px); }
.sec > .wrap { position: relative; }

.shead { display: grid; grid-template-columns: minmax(0, 1fr) minmax(260px, .42fr); gap: 28px clamp(32px, 5vw, 96px); align-items: end; padding-bottom: clamp(44px, 5vw, 80px); }
.shead__desc { color: var(--steel); font-size: 15.5px; line-height: 1.75; max-width: 440px; justify-self: end; }
.sec--navy .shead__desc { color: var(--on-navy-2); }
.rule { height: 1px; background: var(--line-2); border: 0; margin: 0; }
.sec--navy .rule { background: var(--line-n2); }

/* ---------- buttons & links ---------- */
.btn {
  --bh: 52px;
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  height: var(--bh); padding: 0 24px; border-radius: 0; white-space: nowrap;
  font-family: var(--f-ko); font-weight: 600; font-size: 15px; letter-spacing: -.01em;
  transition: background .25s var(--ease), color .25s, border-color .25s, transform .25s var(--ease);
  position: relative; overflow: hidden; isolation: isolate;
}
.btn .i { transition: transform .35s var(--ease); }
.btn:hover .i:last-child { transform: translateX(4px); }
.btn--sm { --bh: 44px; padding: 0 18px; font-size: 14px; gap: 10px; }
.btn--block { width: 100%; }
.btn--red { background: var(--red); color: #fff; }
.btn--red:hover { background: var(--red-d); }
.btn--navy { background: var(--ink); color: var(--paper); }
.btn--navy:hover { background: var(--ink-3); }
.btn--line { border: 1px solid var(--line-3); color: var(--ink); }
.btn--line:hover { border-color: var(--ink); background: var(--ink); color: var(--paper); }
.btn--ghost { border: 1px solid var(--line-n2); color: var(--on-navy); }
.btn--ghost:hover { border-color: var(--on-navy); background: rgba(243,241,234,.06); }
.btn--paper { background: var(--paper); color: var(--ink); }
.btn--paper:hover { background: #fff; }
.btn::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, transparent, rgba(255,255,255,.18), transparent); transform: translateX(-100%); }
.btn--red:hover::after { transform: translateX(100%); transition: transform .7s var(--ease); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 10px; padding: 6px 0;
  font-weight: 600; font-size: 15px; border-bottom: 1px solid currentColor;
  transition: gap .3s var(--ease), color .2s;
}
.link-arrow:hover { gap: 16px; color: var(--red); }
.sec--navy .link-arrow:hover { color: var(--paper); }
.link-inline { text-decoration: underline; text-underline-offset: 3px; font-size: inherit; }
.icon-btn { width: 44px; height: 44px; display: inline-grid; place-items: center; border: 1px solid var(--line-2); transition: background .2s, color .2s; }
.icon-btn:hover { background: var(--ink); color: var(--paper); }
.icon-btn--light { border-color: var(--line-n2); color: var(--paper); }
.icon-btn--light:hover { background: var(--paper); color: var(--ink); }

.badge { display: inline-flex; align-items: center; height: 22px; padding: 0 7px; font-family: var(--f-label); font-style: normal; font-weight: 500; font-size: 12px; letter-spacing: .04em; white-space: nowrap; vertical-align: middle; }
.badge--soon { background: var(--ink); color: var(--paper); }
.badge--line { border: 1px solid currentColor; color: var(--blue); }
.badge--red { background: var(--red); color: #fff; }
.sec--navy .badge--soon, .ftr .badge--soon, .mnav .badge--soon { background: var(--paper); color: var(--ink); }
.sec--navy .badge--line { color: var(--sky); }

.chip { display: inline-flex; align-items: center; gap: 8px; height: 34px; padding: 0 14px; border: 1px solid var(--line-2); font-size: 13.5px; font-weight: 500; transition: all .2s var(--ease); }
.chip:hover { border-color: var(--ink); }
.chip[aria-pressed="true"], .chip.is-on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.sec--navy .chip { border-color: var(--line-n2); }
.sec--navy .chip[aria-pressed="true"], .sec--navy .chip.is-on { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { display: inline-block; padding: 3px 8px; font-family: var(--f-label); font-size: 12px; letter-spacing: .04em; border: 1px solid var(--line-2); color: var(--steel); }
.sec--navy .tag { border-color: var(--line-n2); color: var(--on-navy-2); }

/* signal pair */
.sig { display: inline-flex; gap: 3px; vertical-align: middle; }
.sig::before, .sig::after { content: ""; width: 9px; height: 9px; background: var(--red); }
.sig::after { background: var(--blue); }

/* ---------- title block (도면 표제란) ---------- */
.tblock { font-family: var(--f-label); font-size: 12px; letter-spacing: .04em; line-height: 1.3; font-variant-numeric: tabular-nums; border: 1px solid var(--line-3); background: color-mix(in srgb, var(--paper) 88%, transparent); }
.tblock th, .tblock td { border: 1px solid var(--line-2); padding: 6px 9px; text-align: left; white-space: nowrap; font-weight: 500; }
.tblock th { color: var(--steel-2); font-weight: 500; font-size: 12px; }
.tblock td { color: var(--ink); }
.tblock td.is-red { color: var(--red); }
.tblock--navy { border-color: var(--line-n2); background: transparent; }
.tblock--navy th, .tblock--navy td { border-color: var(--line-n); }
.tblock--navy th { color: var(--on-navy-3); }
.tblock--navy td { color: var(--on-navy-2); }

/* ---------- header ---------- */
.hdr { position: sticky; top: 0; z-index: 100; height: var(--hdr); background: color-mix(in srgb, var(--paper) 94%, transparent); backdrop-filter: saturate(1.2) blur(10px); -webkit-backdrop-filter: saturate(1.2) blur(10px); border-bottom: 1px solid var(--line); transition: transform .45s var(--ease), background .3s; }
.hdr.is-hidden { transform: translateY(-100%); }
.hdr.is-open-mega { background: var(--paper); }
.hdr__in { height: 100%; max-width: 1920px; margin: 0 auto; padding-inline: var(--gutter); display: flex; align-items: center; gap: clamp(20px, 2.6vw, 48px); }
.hdr__logo { flex: none; display: block; padding: 6px 0; }
.hdr__logo img { width: auto; height: 42px; }
.gnb { flex: 1; min-width: 0; height: 100%; }
.gnb__list { display: flex; height: 100%; gap: clamp(14px, 1.9vw, 34px); }
.gnb__item { height: 100%; display: flex; align-items: center; }
.gnb__link { position: relative; display: flex; align-items: center; height: 100%; font-family: var(--f-en); font-weight: 700; font-size: 13px; letter-spacing: .09em; color: var(--ink); transition: color .2s; }
.gnb__link::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease); }
.gnb__item:hover .gnb__link::after, .gnb__item:focus-within .gnb__link::after, .gnb__link[aria-current]::after { transform: scaleX(1); }
.gnb__link[aria-current] { color: var(--ink); }
.gnb__list:hover .gnb__link:not(:hover) { color: var(--steel-2); }

.mega { position: absolute; left: 0; right: 0; top: 100%; background: var(--paper); border-bottom: 1px solid var(--line-2); box-shadow: 0 30px 60px -40px rgba(11,23,43,.35); visibility: hidden; opacity: 0; transform: translateY(-6px); transition: opacity .25s, transform .3s var(--ease), visibility 0s .3s; pointer-events: none; }
.gnb__item:hover .mega, .gnb__item:focus-within .mega, .gnb__item.is-open .mega { visibility: visible; opacity: 1; transform: none; transition-delay: 0s; pointer-events: auto; }
.hdr.no-mega .mega { visibility: hidden !important; opacity: 0 !important; }
.mega__in { position: relative; max-width: 1920px; margin: 0 auto; padding: 40px var(--gutter) 44px; display: grid; grid-template-columns: 3.2fr 5.6fr 3.2fr; gap: 48px; }
.mega__head .lbl { color: var(--steel); }
.mega__title { margin-top: 14px; font-weight: 700; font-size: 28px; letter-spacing: -.03em; }
.mega__desc { margin-top: 12px; color: var(--steel); font-size: 14.5px; line-height: 1.7; max-width: 320px; }
.mega__list { display: grid; align-content: start; border-top: 1px solid var(--line-2); }
.mega__list--2col { grid-template-columns: 1fr 1fr; column-gap: 32px; }
.mega__list a { display: flex; align-items: baseline; gap: 14px; padding: 13px 4px; border-bottom: 1px solid var(--line); font-weight: 600; font-size: 15px; transition: padding .25s var(--ease), color .2s; }
.mega__list a:hover { padding-left: 12px; color: var(--red); }
.mega__list em { margin-left: auto; font-style: normal; font-family: var(--f-label); font-size: 12px; color: var(--steel-2); letter-spacing: .04em; }
.mega__list .badge { margin-left: 6px; }
.mega__list a:has(.badge) em { margin-left: auto; }
.mega__fig { position: relative; border: 1px solid var(--line-2); aspect-ratio: 16/10; overflow: hidden; background: var(--paper-2); }
.mega__fig img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.75) contrast(1.05) brightness(.98); }
.mega__fig--cut img { object-fit: contain; filter: none; mix-blend-mode: multiply; padding: 8px; }
.mega__fig figcaption { position: absolute; left: 0; bottom: 0; padding: 7px 10px; background: var(--paper); border-top: 1px solid var(--line-2); border-right: 1px solid var(--line-2); font-size: 12px; }

.hdr__util { display: flex; align-items: center; gap: 8px; flex: none; }
.hdr__tel { display: inline-flex; align-items: center; gap: 8px; height: 44px; padding: 0 12px 0 4px; font-family: var(--f-label); font-weight: 500; font-size: 13px; letter-spacing: .02em; transition: color .2s; }
.hdr__tel:hover { color: var(--red); }
.hdr__icon { width: 44px; height: 44px; display: grid; place-items: center; transition: background .2s; }
.hdr__icon:hover { background: var(--paper-2); }
.lang { position: relative; }
.lang__btn { display: inline-flex; align-items: center; gap: 6px; height: 44px; padding: 0 10px; font-family: var(--f-label); font-weight: 600; font-size: 12.5px; letter-spacing: .06em; transition: background .2s; }
.lang__btn:hover { background: var(--paper-2); }
.lang__chev { transition: transform .3s var(--ease); }
.lang.is-open .lang__chev { transform: rotate(180deg); }
.lang__menu { position: absolute; right: 0; top: calc(100% + 8px); width: 240px; background: var(--paper); border: 1px solid var(--line-3); box-shadow: 0 20px 40px -24px rgba(11,23,43,.4); padding: 6px; visibility: hidden; opacity: 0; transform: translateY(-4px); transition: all .22s var(--ease); z-index: 5; }
.lang.is-open .lang__menu { visibility: visible; opacity: 1; transform: none; }
.lang__menu a { display: flex; align-items: center; gap: 10px; padding: 10px 10px; font-size: 14px; transition: background .15s; }
.lang__menu a:hover { background: var(--paper-2); }
.lang__menu b { font-family: var(--f-label); font-size: 12px; width: 24px; color: var(--steel); }
.lang__menu i { margin-left: auto; font-style: normal; font-size: 12px; color: var(--steel-2); }
.lang__menu a[aria-current] { font-weight: 700; }
.lang__menu a[aria-current] i { color: var(--red); }
.hdr__cta { margin-left: 6px; }
.hdr__burger { display: none; width: 44px; height: 44px; position: relative; }
.hdr__burger span { position: absolute; left: 11px; right: 11px; height: 1.5px; background: var(--ink); transition: transform .35s var(--ease), top .35s var(--ease); }
.hdr__burger span:first-child { top: 17px; }
.hdr__burger span:last-child { top: 26px; }
.hdr__burger[aria-expanded="true"] span:first-child { top: 21.5px; transform: rotate(45deg); }
.hdr__burger[aria-expanded="true"] span:last-child { top: 21.5px; transform: rotate(-45deg); }
.hdr__progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; pointer-events: none; }
.hdr__progress i { display: block; height: 100%; width: 100%; background: linear-gradient(90deg, var(--red), var(--red) 70%, var(--blue)); transform: scaleX(var(--p, 0)); transform-origin: left; }

/* mobile nav */
.mnav { position: fixed; inset: var(--hdr) 0 0 0; z-index: 99; background: var(--ink); color: var(--paper); }
.mnav__in { height: 100%; overflow-y: auto; padding: 8px var(--gutter) 32px; display: flex; flex-direction: column; }
.mnav__list > li { border-bottom: 1px solid var(--line-n); }
.mnav summary, .mnav__solo { list-style: none; display: flex; align-items: baseline; gap: 14px; padding: 18px 0; font-family: var(--f-en); font-weight: 700; font-size: 22px; letter-spacing: .01em; cursor: pointer; }
.mnav summary::-webkit-details-marker { display: none; }
.mnav summary em, .mnav__solo em { margin-left: auto; font-style: normal; font-family: var(--f-ko); font-weight: 500; font-size: 13px; color: var(--on-navy-3); }
.mnav details > div { display: grid; padding: 0 0 16px 28px; }
.mnav details a { padding: 9px 0; color: var(--on-navy-2); font-size: 15px; display: flex; align-items: center; gap: 8px; }
.mnav__foot { margin-top: auto; padding-top: 28px; display: grid; gap: 16px; }
.mnav__lang { display: flex; flex-wrap: wrap; gap: 6px; }
.mnav__lang a { padding: 6px 10px; border: 1px solid var(--line-n2); font-family: var(--f-label); font-size: 12px; }
.mnav__lang a[aria-current] { background: var(--paper); color: var(--ink); }
.mnav__tel { display: flex; gap: 12px; align-items: baseline; font-family: var(--f-label); font-size: 18px; }
.mnav__tel .lbl { color: var(--on-navy-3); font-size: 12px; }
body.is-mnav { overflow: hidden; }

/* ---------- footer ---------- */
.ftr { position: relative; background: var(--ink-deep); color: var(--on-navy); padding-top: clamp(72px, 8vw, 128px); overflow: hidden; }
.ftr > .wrap { position: relative; }
.ftr__top { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; padding-bottom: clamp(48px, 5vw, 80px); border-bottom: 1px solid var(--line-n); }
.ftr__claim { font-family: var(--f-en); font-weight: 700; font-size: clamp(36px, 5.4vw, 92px); line-height: .98; letter-spacing: -.045em; }
.ftr__claim span { display: block; }
.ftr__claim span:last-child { color: var(--on-navy-3); }
.ftr__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.ftr__body { display: grid; grid-template-columns: 3fr 6fr 3fr; gap: 48px; padding-block: 56px; border-bottom: 1px solid var(--line-n); }
.ftr__brand img { height: 56px; width: auto; }
.ftr__brand p { margin-top: 20px; color: var(--on-navy-2); font-size: 14px; line-height: 1.75; }
.ftr__family { margin-top: 28px; display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 8px 14px; font-size: 13px; color: var(--on-navy-2); }
.ftr__family .lbl { grid-column: 1 / -1; color: var(--on-navy-3); font-size: 12px; }
.ftr__family img { height: 34px; width: auto; }
.ftr__map { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.ftr__map div { display: grid; align-content: start; gap: 9px; }
.ftr__map b { font-family: var(--f-en); font-weight: 700; font-size: 12px; letter-spacing: .1em; margin-bottom: 6px; }
.ftr__map b.ftr__sub { margin-top: 18px; }
.ftr__map a { color: var(--on-navy-2); font-size: 14px; transition: color .2s; display: inline-flex; gap: 6px; align-items: center; }
.ftr__map a:hover { color: var(--paper); }
.ftr__contact { display: grid; align-content: start; gap: 10px; font-size: 14px; }
.ftr__contact > .ftr__h { font-family: var(--f-en); font-weight: 700; font-size: 12px; letter-spacing: .1em; margin-bottom: 6px; }
.ftr__contact a, .ftr__contact > span { display: flex; gap: 12px; align-items: baseline; color: var(--on-navy-2); transition: color .2s; }
.ftr__contact a:hover { color: var(--paper); }
.ftr__contact .lbl { width: 44px; flex: none; font-size: 12px; color: var(--on-navy-3); }
.ftr__wa { margin-top: 8px; display: inline-flex; align-items: center; gap: 10px; height: 44px; padding: 0 14px; border: 1px solid var(--line-n2); width: fit-content; font-size: 14px; color: var(--on-navy); }
.ftr__wa:hover { border-color: var(--paper); }
.ftr__sns { display: flex; gap: 8px; margin-top: 10px; }
.ftr__sns a { width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid var(--line-n2); transition: background .2s, color .2s; }
.ftr__sns a:hover { background: var(--paper); color: var(--ink); }
.ftr__legal { display: grid; grid-template-columns: 1fr auto auto; gap: 24px 40px; align-items: center; padding-block: 28px 40px; }
.ftr__legal address { display: flex; flex-wrap: wrap; gap: 4px 20px; font-size: 12.5px; color: var(--on-navy-3); }
.ftr__links { display: flex; gap: 20px; align-items: center; font-size: 13px; color: var(--on-navy-2); }
.ftr__links button:hover { color: var(--paper); text-decoration: underline; text-underline-offset: 3px; }
.ftr__links .lbl { color: var(--on-navy-3); font-size: 12px; }

/* ---------- toast ---------- */
.toasts { position: fixed; right: 24px; bottom: 24px; z-index: 260; display: grid; gap: 10px; width: min(420px, calc(100vw - 32px)); pointer-events: none; }
.toast { pointer-events: auto; position: relative; display: grid; grid-template-columns: auto 1fr auto; gap: 4px 14px; align-items: start; padding: 16px 16px 18px 18px; background: var(--ink); color: var(--paper); border-left: 4px solid var(--red); box-shadow: 0 24px 48px -20px rgba(7,16,31,.6); animation: toastIn .5s var(--ease-out) both; overflow: hidden; }
.toast.is-out { animation: toastOut .35s var(--ease) both; }
.toast__ico { grid-row: span 2; width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid var(--line-n2); }
.toast__code { font-family: var(--f-label); font-size: 12px; letter-spacing: .1em; color: var(--sky); }
.toast__msg { grid-column: 2; font-size: 14px; line-height: 1.6; color: var(--on-navy-2); }
.toast__msg b { color: var(--paper); font-weight: 600; }
.toast__x { grid-row: 1 / span 2; grid-column: 3; width: 32px; height: 32px; display: grid; place-items: center; color: var(--on-navy-2); }
.toast__x:hover { color: var(--paper); }
.toast__bar { position: absolute; left: 0; bottom: 0; height: 2px; width: 100%; background: var(--sky); transform-origin: left; animation: toastBar 4.6s linear both; }
@keyframes toastIn { from { transform: translateY(16px); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes toastOut { to { transform: translateX(24px); opacity: 0; } }
@keyframes toastBar { from { transform: scaleX(1); } to { transform: scaleX(0); } }

/* ---------- modal ---------- */
.modal, .vmodal { position: fixed; inset: 0; z-index: 240; display: grid; place-items: center; padding: 24px; }
.modal__backdrop, .vmodal__backdrop { position: absolute; inset: 0; background: rgba(7,16,31,.62); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); animation: fadeIn .3s both; }
.modal__panel { position: relative; width: min(560px, 100%); max-height: calc(100svh - 48px); overflow: auto; background: var(--paper); border: 1px solid var(--ink); box-shadow: 0 40px 80px -30px rgba(7,16,31,.6); animation: modalIn .45s var(--ease-out) both; }
.modal__head { position: sticky; top: 0; z-index: 1; display: flex; justify-content: space-between; align-items: center; padding: 10px 10px 10px 24px; border-bottom: 1px solid var(--line-2); background: var(--paper); }
.modal__head .lbl { color: var(--red); }
.modal__body { position: relative; padding: 28px 28px 32px; display: grid; gap: 16px; }
.modal__title { font-size: 26px; font-weight: 700; letter-spacing: -.03em; line-height: 1.25; }
.modal__lead { color: var(--steel); font-size: 15px; line-height: 1.75; }
.modal__note { display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--steel); }
@keyframes modalIn { from { transform: translateY(20px) scale(.985); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.soon { display: grid; gap: 16px; }
.soon__mark { display: flex; gap: 6px; margin-bottom: 4px; }
.soon__mark span { width: 36px; height: 6px; background: var(--line-2); position: relative; overflow: hidden; }
.soon__mark span::after { content: ""; position: absolute; inset: 0; background: var(--red); transform: translateX(-100%); animation: soonRun 1.8s var(--ease) infinite; }
.soon__mark span:nth-child(2)::after { animation-delay: .2s; background: var(--ink); }
.soon__mark span:nth-child(3)::after { animation-delay: .4s; background: var(--blue); }
@keyframes soonRun { 0% { transform: translateX(-100%); } 50% { transform: translateX(0); } 100% { transform: translateX(100%); } }
.soon .btn { justify-self: start; margin-top: 4px; }

/* spec list (dl) */
.spec { display: grid; border-top: 1px solid var(--line-2); }
.spec > div { display: grid; grid-template-columns: minmax(110px, 28%) 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.spec dt { font-family: var(--f-label); font-size: 12px; letter-spacing: .06em; color: var(--steel); padding-top: 2px; text-transform: uppercase; }
.spec dd { font-size: 15px; line-height: 1.6; }
.spec--compact > div { padding: 10px 0; }
.spec--compact dd { font-size: 14px; }
.sec--navy .spec { border-color: var(--line-n2); }
.sec--navy .spec > div { border-color: var(--line-n); }
.sec--navy .spec dt { color: var(--on-navy-3); }

/* video modal */
.vmodal { padding: clamp(12px, 3vw, 48px); }
.vmodal__backdrop { background: rgba(5,11,22,.92); }
.vmodal__panel { position: relative; width: min(1280px, 100%); display: grid; gap: 14px; color: var(--paper); animation: modalIn .5s var(--ease-out) both; }
.vmodal__bar { display: grid; grid-template-columns: auto 1fr auto; gap: 20px; align-items: center; }
.vmodal__bar .lbl { color: var(--sky); }
.vmodal__bar h2 { font-size: clamp(16px, 1.6vw, 22px); font-weight: 700; letter-spacing: -.02em; }
.vmodal__frame { position: relative; background: #000; aspect-ratio: 16/9; max-height: calc(100svh - 230px); }
.vmodal__frame video { width: 100%; height: 100%; object-fit: contain; background: #000; }
.vmodal__corner { position: absolute; width: 18px; height: 18px; border: 0 solid var(--red); pointer-events: none; }
.vmodal__corner.tl { left: -8px; top: -8px; border-left-width: 2px; border-top-width: 2px; }
.vmodal__corner.tr { right: -8px; top: -8px; border-right-width: 2px; border-top-width: 2px; }
.vmodal__corner.bl { left: -8px; bottom: -8px; border-left-width: 2px; border-bottom-width: 2px; }
.vmodal__corner.br { right: -8px; bottom: -8px; border-right-width: 2px; border-bottom-width: 2px; }
.vmodal__list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.vmodal__list button { display: grid; grid-template-columns: 96px 1fr; gap: 12px; align-items: center; padding: 6px; border: 1px solid var(--line-n); text-align: left; transition: border-color .2s, background .2s; }
.vmodal__list button:hover { border-color: var(--line-n2); background: rgba(243,241,234,.04); }
.vmodal__list button[aria-current="true"] { border-color: var(--red); }
.vmodal__list img { width: 96px; aspect-ratio: 16/9; object-fit: cover; filter: grayscale(.6); }
.vmodal__list b { display: block; font-size: 13.5px; font-weight: 600; }
.vmodal__list em { font-style: normal; color: var(--on-navy-3); font-size: 12px; }

/* search overlay */
.search { position: fixed; inset: 0; z-index: 230; }
.search::before { content: ""; position: absolute; inset: 0; background: rgba(7,16,31,.45); animation: fadeIn .25s both; }
.search__panel { position: relative; background: var(--paper); border-bottom: 1px solid var(--ink); padding: 20px 0 40px; animation: searchIn .45s var(--ease-out) both; }
@keyframes searchIn { from { transform: translateY(-30px); opacity: 0; } to { transform: none; opacity: 1; } }
.search__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.search__top .lbl { color: var(--red); }
.search__form { position: relative; display: flex; gap: 12px; border-bottom: 2px solid var(--ink); padding-bottom: 12px; }
.search__glass { width: 30px; height: 30px; align-self: center; }
.search__form input { flex: 1; min-width: 0; border: 0; background: none; font-size: clamp(20px, 2.4vw, 34px); font-weight: 600; letter-spacing: -.02em; outline: none; padding: 8px 0; }
.search__form input::placeholder { color: var(--steel-2); font-weight: 400; font-size: .7em; }
.search__quick { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 22px; }
.search__quick .lbl { margin-right: 10px; color: var(--steel); }
.search__quick a { padding: 8px 14px; border: 1px solid var(--line-2); font-size: 14px; transition: all .2s; }
.search__quick a:hover { background: var(--ink); color: var(--paper); }
.search__note { margin-top: 20px; display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--steel); }

/* ---------- cursor (crosshair / measure) ---------- */
.cursor { position: fixed; inset: 0; z-index: 250; pointer-events: none; opacity: 0; transition: opacity .3s; }
.has-cursor .cursor.is-on { opacity: 1; }
.cursor__h, .cursor__v { position: absolute; background: var(--cur-c, rgba(13,86,165,.35)); opacity: 0; transition: opacity .35s; }
.cursor__h { left: 0; right: 0; top: 0; height: 1px; transform: translateY(var(--cy, -10px)); }
.cursor__v { top: 0; bottom: 0; left: 0; width: 1px; transform: translateX(var(--cx, -10px)); }
.cursor.is-cross .cursor__h, .cursor.is-cross .cursor__v { opacity: 1; }
.cursor__ret { position: absolute; left: 0; top: 0; width: 22px; height: 22px; transform: translate(calc(var(--rx, -40px) - 50%), calc(var(--ry, -40px) - 50%)); transition: width .3s var(--ease), height .3s var(--ease); }
.cursor__ret i { position: absolute; width: 6px; height: 6px; border: 0 solid var(--cur-r, var(--ink)); }
.cursor__ret i:nth-child(1) { left: 0; top: 0; border-left-width: 1.5px; border-top-width: 1.5px; }
.cursor__ret i:nth-child(2) { right: 0; top: 0; border-right-width: 1.5px; border-top-width: 1.5px; }
.cursor__ret i:nth-child(3) { left: 0; bottom: 0; border-left-width: 1.5px; border-bottom-width: 1.5px; }
.cursor__ret i:nth-child(4) { right: 0; bottom: 0; border-right-width: 1.5px; border-bottom-width: 1.5px; }
.cursor.is-link .cursor__ret { width: 44px; height: 44px; }
.cursor.is-snap .cursor__ret { width: 34px; height: 34px; --cur-r: var(--red); }
.cursor__xy { position: absolute; left: 0; top: 0; transform: translate(calc(var(--cx, -100px) + 16px), calc(var(--cy, -100px) + 14px)); font-size: 12px; letter-spacing: .06em; color: var(--cur-t, var(--blue)); background: color-mix(in srgb, var(--paper) 80%, transparent); padding: 2px 5px; white-space: nowrap; opacity: 0; transition: opacity .3s; }
.cursor.is-cross .cursor__xy { opacity: 1; }
.cursor.on-dark { --cur-c: rgba(127,169,224,.4); --cur-r: var(--paper); --cur-t: var(--sky); }
.cursor.on-dark .cursor__xy { background: rgba(11,23,43,.7); }

/* ---------- forms (v2: H56, border 1) ---------- */
.form { display: grid; gap: 18px; }
.field { position: relative; display: grid; gap: 0; }
.field > label, .field > .field__label { position: absolute; left: 16px; top: 9px; z-index: 1; font-family: var(--f-label); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--steel); pointer-events: none; }
.field > label i, .field__label i { color: var(--red); font-style: normal; }
.field input, .field select, .field textarea {
  width: 100%; height: 56px; padding: 22px 16px 6px; border: 1px solid var(--line-2); border-radius: 0; background: var(--sheet);
  font-size: 15px; font-weight: 500; outline: none; transition: border-color .2s, box-shadow .2s, background .2s; appearance: none; -webkit-appearance: none;
}
.field textarea { height: auto; min-height: 152px; padding-top: 30px; resize: vertical; line-height: 1.65; }
.field select { padding-right: 44px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m6.5 9.5 5.5 5.5 5.5-5.5' fill='none' stroke='%230B172B' stroke-width='1.6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 18px; cursor: pointer; }
.field input::placeholder, .field textarea::placeholder { color: #9AA2AE; font-weight: 400; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--line-3); }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--blue); box-shadow: inset 0 0 0 1px var(--blue); background: #fff; }
.field__err { display: none; align-items: center; gap: 6px; margin-top: 6px; color: var(--red-d); font-size: 13px; font-weight: 500; }
.field__hint { margin-top: 6px; color: var(--steel); font-size: 12.5px; }
.field.is-error input, .field.is-error select, .field.is-error textarea { border-color: var(--red); box-shadow: inset 0 0 0 1px var(--red); background: #FFF7F6; }
.field.is-error > label { color: var(--red-d); }
.field.is-error .field__err, .form.is-error-agree .field__err--agree { display: flex; }
.field.is-ok::after { content: ""; position: absolute; right: 14px; top: 19px; width: 18px; height: 18px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m4.5 12.5 5 5 10-11' fill='none' stroke='%230D56A5' stroke-width='2'/%3E%3C/svg%3E") no-repeat center / contain; }
.field--select.is-ok::after { right: 40px; }
.field__err--agree { display: none; align-items: center; gap: 6px; color: var(--red-d); font-size: 13px; }
.check { display: flex; align-items: flex-start; gap: 12px; font-size: 14px; line-height: 1.6; cursor: pointer; }
.check input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.check__box { flex: none; width: 22px; height: 22px; border: 1px solid var(--line-3); display: grid; place-items: center; background: var(--sheet); transition: all .2s; margin-top: 1px; }
.check__box .i { width: 15px; height: 15px; color: #fff; opacity: 0; transform: scale(.6); transition: all .2s var(--ease); }
.check input:checked + .check__box { background: var(--ink); border-color: var(--ink); }
.check input:checked + .check__box .i { opacity: 1; transform: none; }
.check input:focus-visible + .check__box { outline: 2px solid var(--blue); outline-offset: 2px; }
.check.is-error .check__box { border-color: var(--red); box-shadow: inset 0 0 0 1px var(--red); }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.seg label { display: inline-flex; align-items: center; height: 40px; padding: 0 14px; border: 1px solid var(--line-2); font-size: 14px; cursor: pointer; transition: all .2s; background: var(--sheet); }
.seg label:hover { border-color: var(--ink); }
.seg input:checked + label { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.seg input:focus-visible + label { outline: 2px solid var(--blue); outline-offset: 2px; }

/* drop zone */
.drop { position: relative; display: grid; place-items: center; gap: 8px; padding: 28px 20px; border: 1px dashed var(--line-3); background: repeating-linear-gradient(-45deg, transparent 0 10px, rgba(11,23,43,.025) 10px 11px), var(--sheet); text-align: center; cursor: pointer; transition: border-color .2s, background-color .2s; }
.drop:hover, .drop.is-drag { border-color: var(--blue); background-color: #fff; }
.drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.drop__ico { width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid var(--line-2); background: var(--paper); }
.drop b { font-size: 15px; }
.drop span { font-size: 13px; color: var(--steel); }
.files { display: grid; gap: 6px; margin-top: 10px; }
.files li { display: grid; grid-template-columns: auto 1fr auto auto; gap: 12px; align-items: center; padding: 10px 12px; border: 1px solid var(--line-2); background: var(--sheet); font-size: 13.5px; animation: toastIn .35s var(--ease-out) both; }
.files li .lbl { color: var(--steel); font-size: 12px; }
.files li button { width: 28px; height: 28px; display: grid; place-items: center; }
.files li button:hover { color: var(--red); }
.files__bar { grid-column: 1 / -1; height: 2px; background: var(--line); position: relative; overflow: hidden; }
.files__bar::after { content: ""; position: absolute; inset: 0; background: var(--blue); transform-origin: left; animation: fileBar 1.1s var(--ease) both; }
@keyframes fileBar { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* ---------- accordion ---------- */
.acc { border-top: 1px solid var(--line-2); }
.acc details { border-bottom: 1px solid var(--line-2); }
.acc summary { list-style: none; display: grid; grid-template-columns: 64px 1fr 44px; gap: 16px; align-items: center; padding: 22px 0; cursor: pointer; font-weight: 600; font-size: clamp(16px, 1.25vw, 19px); letter-spacing: -.02em; }
.acc summary::-webkit-details-marker { display: none; }
.acc summary .lbl { color: var(--steel-2); }
.acc summary .acc__ico { width: 44px; height: 44px; display: grid; place-items: center; border: 1px solid var(--line-2); transition: transform .35s var(--ease), background .2s, color .2s; }
.acc details[open] summary .acc__ico { transform: rotate(45deg); background: var(--ink); color: var(--paper); }
.acc summary:hover .lbl { color: var(--red); }
.acc__body { padding: 0 60px 26px 80px; color: var(--steel); line-height: 1.8; font-size: 15.5px; }
.acc__body p + p { margin-top: 10px; }

/* ---------- reveal motion ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); transition-delay: calc(var(--d, 0) * 1ms); }
.js [data-reveal="fade"] { transform: none; }
.js [data-reveal="wipe"] { opacity: 1; transform: none; clip-path: inset(0 100% 0 0); transition: clip-path 1.1s var(--ease); transition-delay: calc(var(--d, 0) * 1ms); }
.js [data-reveal="line"] { opacity: 1; transform: scaleX(0); transform-origin: left; transition: transform 1.1s var(--ease); }
.js [data-reveal].is-in { opacity: 1; transform: none; clip-path: inset(0 0 0 0); }
.js .split-line { display: block; overflow: hidden; padding-bottom: .06em; margin-bottom: -.06em; }
.js .split-line > span { display: block; transform: translateY(105%); transition: transform 1.05s var(--ease-out); transition-delay: calc(var(--d, 0) * 1ms); }
.js .is-in .split-line > span, .js .split-line.is-in > span { transform: none; }
.draw path, .draw line, .draw polyline, .draw circle, .draw rect { stroke-dasharray: var(--len, 2000); stroke-dashoffset: var(--len, 2000); transition: stroke-dashoffset 1.6s var(--ease); transition-delay: calc(var(--d, 0) * 1ms); }
.draw.is-in path, .draw.is-in line, .draw.is-in polyline, .draw.is-in circle, .draw.is-in rect { stroke-dashoffset: 0; }

/* ---------- iso icons ---------- */
.iso { width: 100%; height: auto; overflow: visible; }
.iso-shadow { fill: rgba(11,23,43,.2); filter: url(#isoBlur); }
.iso-plate { fill: none; stroke: currentColor; stroke-opacity: .28; stroke-width: .8; stroke-dasharray: 3 3; }
.iso .a-run { animation: isoRun var(--dur, 5s) linear infinite; animation-play-state: paused; }
.iso .a-gantry { animation: isoGantry 3.2s var(--ease) infinite; animation-play-state: paused; }
.iso .a-delta { animation: isoDelta 2.2s var(--ease) infinite; animation-play-state: paused; }
.iso .a-lift { animation: isoLift 3.6s var(--ease) infinite; animation-play-state: paused; }
.iso .a-tile { animation: isoLift 3s var(--ease) infinite; animation-play-state: paused; }
.is-anim .iso .a-run, .is-anim .iso .a-gantry, .is-anim .iso .a-delta, .is-anim .iso .a-lift, .is-anim .iso .a-tile,
.iso-live .a-run, .iso-live .a-gantry, .iso-live .a-delta, .iso-live .a-lift, .iso-live .a-tile { animation-play-state: running; }
@keyframes isoRun { 0% { transform: translate(0, 0); opacity: 0; } 7% { opacity: 1; } 90% { opacity: 1; } 100% { transform: translate(var(--dx), var(--dy)); opacity: 0; } }
@keyframes isoGantry { 0%, 100% { transform: translate(0, 0); } 25% { transform: translate(0, 14px); } 50% { transform: translate(0, 14px); } 75% { transform: translate(0, 0); } }
@keyframes isoDelta { 0%, 100% { transform: translate(0, 0); } 35% { transform: translate(-10px, 12px); } 55% { transform: translate(-10px, 12px); } 80% { transform: translate(8px, 2px); } }
@keyframes isoLift { 0%, 100% { transform: translateY(0); } 45%, 60% { transform: translateY(-12px); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .js [data-reveal] { opacity: 1; transform: none; clip-path: none; }
  .js .split-line > span { transform: none; }
  .draw path, .draw line, .draw polyline, .draw circle, .draw rect { stroke-dashoffset: 0; }
  .iso .a-run { animation: none !important; opacity: 1; }
}

/* ---------- responsive (shared) ---------- */
@media (max-width: 1439px) {
  .hdr__tel span { display: none; }
  .hdr__tel { padding: 0; width: 44px; justify-content: center; }
  .mega__in { grid-template-columns: 3fr 6fr 3fr; gap: 32px; }
}
@media (max-width: 1179px) {
  .gnb { display: none; }
  .hdr__burger { display: block; }
  .hdr__in { justify-content: space-between; }
  .hdr__cta { display: none; }
  .shead { grid-template-columns: 1fr; gap: 20px; }
  .shead__desc { justify-self: start; }
  .ftr__body { grid-template-columns: 1fr 1fr; }
  .ftr__map { grid-column: 1 / -1; grid-row: 2; }
  .ftr__legal { grid-template-columns: 1fr; }
  .vmodal__list { grid-template-columns: 1fr; }
  .vmodal__list button { grid-template-columns: 72px 1fr; }
  .vmodal__list img { width: 72px; }
}
@media (max-width: 767px) {
  :root { --hdr: 64px; }
  body { font-size: 15.5px; }
  .hdr__logo img { height: 32px; }
  .hdr__util { gap: 0; }
  .lang__btn span, .lang__btn .lang__chev { display: none; }
  .lang__btn { width: 44px; justify-content: center; padding: 0; }
  .lang__menu { right: -44px; }
  .btn { --bh: 50px; padding: 0 20px; }
  .ftr__body { grid-template-columns: 1fr; gap: 40px; }
  .ftr__map { grid-template-columns: 1fr 1fr; grid-row: auto; gap: 28px 16px; }
  .ftr__legal address { display: grid; gap: 4px; }
  .ftr__links { flex-wrap: wrap; gap: 12px 18px; }
  .tblock th, .tblock td { padding: 5px 7px; }
  .toasts { right: 16px; bottom: 16px; }
  .modal { padding: 12px; align-items: end; }
  .modal__body { padding: 22px 20px 26px; }
  .acc summary { grid-template-columns: 40px 1fr 40px; gap: 10px; }
  .acc summary .acc__ico { width: 40px; height: 40px; }
  .acc__body { padding: 0 0 22px 50px; }
  .spec > div { grid-template-columns: 1fr; gap: 4px; }
  .vmodal__list { display: none; }
  .vmodal__frame { max-height: none; }
}