/* =========================================================
   EBX Corporate Site — Home
   Design tokens follow "EBX CI/BI Design Draft"
   (plan/design/CI_BI_design_draft_final_260720.html → /brand)
   ========================================================= */

:root{
  /* ground */
  --ink:#061A2E;
  --ink-2:#0B2540;
  --ink-3:#08213A;
  --paper:#EDF1F5;
  --paper-2:#F8FAFC;

  /* brand tokens (light BG / dark BG pair) */
  --navy:#123A5E;   --steel:#6FA3CE;
  --teal:#159AA6;   --teal-d:#38C8D0;
  --green:#16A75C;  --green-d:#35D68A;
  --violet:#4A3AE0; --violet-d:#9089FF;
  --sky:#1499DE;    --sky-d:#52C7F5;

  /* text */
  --tx:#2E4A66;
  --tx-2:#5C7590;
  --tx-3:#7E93A7;
  --tx-dark:#E9F1F8;

  --line:rgba(6,26,46,.13);
  --line-2:rgba(6,26,46,.07);
  --line-dark:rgba(255,255,255,.15);

  --display:"Archivo","Pretendard Variable",sans-serif;
  --body:"Pretendard Variable","Archivo",sans-serif;
  --mono:"IBM Plex Mono",monospace;

  --pad:clamp(20px,5vw,88px);
  --navh:66px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
}

::selection{background:var(--teal);color:#fff}
.dark ::selection{background:var(--teal-d);color:var(--ink)}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--navh)}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--body);line-height:1.7;letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}

/* ---------- 줄바꿈 규칙 ----------
   국문은 어절(띄어쓰기) 단위로만 끊고, 긴 영문·URL만 강제 분절.
   제목은 balance로 마지막 줄 홀로 남는 단어를 방지하고,
   본문은 pretty로 고아 단어를 줄입니다.                      */
body{word-break:keep-all;overflow-wrap:break-word;hanging-punctuation:allow-end}
h1,h2,h3,h4,b,strong,dt,label,.badge,.nr{word-break:keep-all}
h1,h2,h3,h4{text-wrap:balance}
p,li,dd,small,figcaption{text-wrap:pretty}

h1,h2,h3,h4{margin:0;font-family:var(--display);font-weight:700;letter-spacing:-.03em;line-height:1.08;font-variation-settings:"wdth" 108}
p{margin:0}
ul,ol,dl{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
button{font-family:inherit}

.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--teal);color:#fff;padding:12px 20px}
.skip:focus{left:0}

.wrap{max-width:1280px;margin:0 auto;padding:0 var(--pad)}
section{padding:clamp(76px,10vw,148px) 0;border-top:1px solid var(--line);position:relative}
section.dark{background:var(--ink);color:var(--tx-dark);border-top:0}

.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;display:flex;align-items:center;gap:12px;color:var(--teal);margin-bottom:26px}
.eyebrow b{font-weight:500;background:var(--navy);color:#fff;width:26px;height:22px;display:grid;place-items:center;font-size:11px;letter-spacing:0}
.eyebrow span{color:var(--navy);opacity:.65}
.dark .eyebrow b{background:#fff;color:var(--ink)}
.dark .eyebrow span{color:var(--tx-dark);opacity:.75}

.sec-h{font-size:clamp(28px,4.2vw,54px);max-width:21ch}
.sec-sub{margin-top:22px;max-width:62ch;font-size:clamp(15px,1.35vw,18px);color:#3C5872}
.sec-sub b{font-weight:600;color:var(--ink)}
.dark .sec-sub{color:rgba(233,241,248,.64)}
.dark .sec-sub b{color:var(--tx-dark)}

/* ---------- buttons / links ---------- */
.btn{
  position:relative;isolation:isolate;overflow:hidden;
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--display);font-size:14.5px;font-weight:600;letter-spacing:-.01em;
  padding:14px 26px;border:1px solid transparent;cursor:pointer;
  transition:color .3s var(--ease),border-color .3s var(--ease);
}
/* 좌→우로 채워지는 스윕 호버 */
.btn::before{
  content:"";position:absolute;inset:0;z-index:-1;
  transform:scaleX(0);transform-origin:0 50%;
  transition:transform .5s var(--ease-out);
}
.btn:hover::before{transform:scaleX(1)}
.btn span{transition:transform .35s var(--ease)}
.btn:hover span{transform:translate(3px,-3px)}

.btn-primary{background:var(--teal-d);color:var(--ink);border-color:var(--teal-d)}
.btn-primary::before{background:#fff}
.btn-primary:hover{border-color:#fff}
.btn-ghost{border-color:var(--line-dark);color:var(--tx-dark)}
.btn-ghost::before{background:var(--tx-dark)}
.btn-ghost:hover{color:var(--ink);border-color:var(--tx-dark)}
.btn:focus-visible{outline:2px solid var(--sky-d);outline-offset:3px}

.lnk{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;color:var(--tx-2);
  border-bottom:1px solid var(--line);padding-bottom:3px;transition:color .25s,border-color .25s;
}
.lnk:hover{color:var(--teal);border-bottom-color:var(--teal)}
.lnk-strong{color:var(--teal);border-bottom-color:rgba(21,154,166,.4)}

/* =========================================================
   NAV
   ========================================================= */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;height:var(--navh);
  display:flex;align-items:center;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .35s var(--ease),border-color .35s var(--ease);
}
.nav.solid{background:rgba(6,26,46,.86);backdrop-filter:blur(14px);border-bottom-color:var(--line-dark)}
.nav-in{width:100%;display:flex;align-items:center;gap:clamp(18px,2.6vw,34px)}
.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.brand svg{width:26px;height:26px}
.brand-w{font-family:var(--display);font-weight:700;font-size:21px;letter-spacing:-.035em;font-variation-settings:"wdth" 112;color:var(--tx-dark)}
.nav-links{display:flex;gap:clamp(18px,2.2vw,30px)}
.nav-links a{font-size:13.5px;color:rgba(233,241,248,.62);position:relative;padding:4px 0;transition:color .25s var(--ease);white-space:nowrap}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--teal-d);transition:right .3s var(--ease)}
.nav-links a:hover,.nav-links a.on{color:var(--tx-dark)}
.nav-links a.on::after{right:0}
.nav-ch{display:flex;gap:8px;padding-left:clamp(14px,2vw,26px);border-left:1px solid var(--line-dark)}
.nav-ch a{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;white-space:nowrap;
  border:1px solid var(--line-dark);color:rgba(233,241,248,.78);padding:9px 13px;
  transition:background .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease);
}
.nav-ch a:hover{background:var(--teal-d);border-color:var(--teal-d);color:var(--ink)}
.nav-toggle{display:none;width:38px;height:38px;background:none;border:1px solid var(--line-dark);cursor:pointer;position:relative}
.nav-toggle span{position:absolute;left:10px;right:10px;height:1px;background:var(--tx-dark);transition:.3s var(--ease)}
.nav-toggle span:nth-child(1){top:15px}
.nav-toggle span:nth-child(2){bottom:15px}
.nav-toggle[aria-expanded="true"] span:nth-child(1){top:18px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){bottom:18px;transform:rotate(-45deg)}
.nav-sheet{
  position:fixed;top:var(--navh);left:0;right:0;z-index:99;
  background:rgba(6,26,46,.97);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-dark);padding:10px var(--pad) 24px;
}
.nav-sheet a{display:block;padding:14px 0;border-bottom:1px solid var(--line-dark);color:var(--tx-dark);font-size:15px}
.nav-sheet a[target="_blank"]{color:var(--teal-d)}
.nav-sheet a:last-child{border-bottom:0}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  background:var(--ink);color:var(--tx-dark);border-top:0;position:relative;overflow:hidden;
  padding:calc(var(--navh) + clamp(18px,3vw,34px)) 0 clamp(84px,10vw,132px);
  min-height:min(100vh,900px);display:flex;flex-direction:column;justify-content:center;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);
  background-size:64px 64px;opacity:.3;
  -webkit-mask-image:radial-gradient(120% 92% at 78% 46%,#000 0%,transparent 70%);
  mask-image:radial-gradient(120% 92% at 78% 46%,#000 0%,transparent 70%);
}
.hero::after{
  content:"";position:absolute;width:min(760px,90vw);aspect-ratio:1;right:-14%;top:14%;
  background:radial-gradient(circle,rgba(56,200,208,.16),transparent 66%);pointer-events:none;
}
.hero .wrap{position:relative;z-index:1;width:100%}
.topbar{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:rgba(233,241,248,.42);padding-bottom:clamp(46px,8vw,92px);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero-kicker{font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--teal-d);margin-bottom:22px}
.hero h1{font-size:clamp(36px,6.4vw,86px);letter-spacing:-.045em;font-variation-settings:"wdth" 112;line-height:1.04}
.hero h1 em{font-style:normal;color:var(--green-d)}
.hero h1 .t{color:var(--teal-d)}
.hero-lead{margin-top:30px;max-width:50ch;color:rgba(233,241,248,.68);font-size:clamp(14.5px,1.35vw,17px)}
.hero-act{margin-top:38px;display:flex;gap:12px;flex-wrap:wrap}
.hero-mark{display:flex;justify-content:flex-end}
.hero-mark svg{width:min(340px,72vw);height:auto}
.hero-meta{
  margin-top:clamp(52px,7vw,88px);display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line-dark);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);
}
.hero-meta div{background:var(--ink);padding:20px 4px}
.hero-meta dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:rgba(233,241,248,.4)}
.hero-meta dd{margin:8px 0 0;font-family:var(--display);font-size:clamp(14px,1.5vw,19px);font-weight:600}

.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:1}
.scroll-hint span{display:block;width:1px;height:44px;background:linear-gradient(var(--teal-d),transparent);animation:drop 2.2s var(--ease) infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* =========================================================
   01 — about
   ========================================================= */
.pillars{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-dark);
  border:1px solid var(--line-dark);margin-top:clamp(44px,6vw,72px);
}
.pillar{background:var(--ink);padding:clamp(26px,3vw,42px);display:flex;flex-direction:column;gap:14px}
.pillar .n{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--teal-d)}
.pillar h3{font-size:clamp(18px,2vw,23px)}
.pillar p{font-size:14.5px;color:rgba(233,241,248,.6)}

.capline{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,40px);margin-top:clamp(38px,5vw,58px)}
.capline>div{border-top:1px solid var(--line-dark);padding-top:22px}
.capline-k{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--teal-d)}
.capline b{display:block;margin:10px 0 8px;font-family:var(--display);font-size:17px;letter-spacing:-.025em}
.capline small{font-size:13px;color:rgba(233,241,248,.52);line-height:1.65}

/* =========================================================
   02 — platform
   ========================================================= */
.pipe{
  display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);margin-top:clamp(40px,5vw,64px);
}
.pipe li{background:#fff;padding:22px 18px;position:relative}
.pipe li b{display:block;font-family:var(--display);font-size:15.5px;letter-spacing:-.02em}
.pipe li small{display:block;margin-top:5px;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--tx-3)}
.pipe li:not(:last-child)::after{
  content:"";position:absolute;right:-1px;top:50%;width:9px;height:9px;
  border-top:1px solid var(--teal);border-right:1px solid var(--teal);
  transform:translate(50%,-50%) rotate(45deg);background:#fff;z-index:1;
}

.prods{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin-top:clamp(28px,3.5vw,44px)}
.prod{background:#fff;padding:clamp(26px,3.2vw,46px);display:flex;flex-direction:column}
.prod-grc{background:var(--paper-2)}
.prod-head{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:26px}
.prod-mark{width:clamp(44px,5vw,58px);height:auto;flex:none}
.badge{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;padding:7px 13px;display:inline-flex;align-items:center;gap:8px}
.badge::before{content:"";width:7px;height:7px;transform:rotate(45deg);background:currentColor}
.badge-live{background:rgba(22,167,92,.1);color:var(--green)}
.badge-dev{background:rgba(74,58,224,.09);color:var(--violet)}
.prod-name{font-size:clamp(26px,3.4vw,42px);letter-spacing:-.04em;font-variation-settings:"wdth" 112}
.prod-name span{color:var(--navy)}
.prod-esg .prod-name em{font-style:normal;color:var(--green)}
.prod-grc .prod-name em{font-style:normal;color:var(--violet)}
.prod-tag{margin-top:8px;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--tx-3)}
.prod-lead{margin-top:20px;font-size:14.8px;color:#3C5872}

.prod-mods{margin-top:26px;border-top:1px solid var(--line)}
.prod-mods li{padding:14px 0;border-bottom:1px solid var(--line-2)}
.prod-mods b{display:block;font-family:var(--display);font-size:15.5px;letter-spacing:-.025em}
.prod-mods small{display:block;margin-top:4px;font-size:13px;color:var(--tx-2);line-height:1.55}
.prod-esg .prod-mods b{color:var(--navy)}
.prod-grc .prod-mods b{color:var(--violet)}

.prod-num{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px}
.prod-num span{display:flex;flex-direction:column;gap:2px;border-left:2px solid var(--green);padding-left:13px}
.prod-num b{font-family:var(--display);font-size:clamp(21px,2.4vw,28px);letter-spacing:-.035em}
.prod-num small{font-size:12px;color:var(--tx-2)}

.prod-status-note{margin-top:26px;padding:18px 20px;background:rgba(74,58,224,.05);font-size:13.5px;color:#3C5872;line-height:1.65}
.prod-act{margin-top:auto;padding-top:30px;display:flex;gap:22px;flex-wrap:wrap}

/* =========================================================
   03 — channels
   ========================================================= */
.chs{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-dark);border:1px solid var(--line-dark);margin-top:clamp(44px,6vw,72px)}
.ch{
  background:var(--ink);padding:clamp(28px,3.2vw,44px);display:flex;flex-direction:column;
  transition:background .3s var(--ease);position:relative;
}
.ch::before{content:"";position:absolute;left:0;top:0;width:0;height:2px;background:var(--teal-d);transition:width .4s var(--ease)}
.ch:hover{background:var(--ink-3)}
.ch:hover::before{width:100%}
.ch:focus-visible{outline:2px solid var(--sky-d);outline-offset:-2px}
.ch-k{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--teal-d)}
.ch h3{margin:16px 0 12px;font-size:clamp(19px,2.2vw,25px)}
.ch p{font-size:14px;color:rgba(233,241,248,.58);line-height:1.68}
.ch-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:22px}
.ch-tags li{font-family:var(--mono);font-size:10px;letter-spacing:.1em;border:1px solid var(--line-dark);padding:5px 9px;color:rgba(233,241,248,.55)}
.ch-go{
  margin-top:auto;padding-top:28px;display:inline-flex;align-items:center;gap:9px;
  font-family:var(--display);font-size:14.5px;font-weight:600;color:var(--tx-dark);
}
.ch-go i{font-style:normal;transition:transform .3s var(--ease);color:var(--teal-d)}
.ch:hover .ch-go i{transform:translate(3px,-3px)}
.ch-live .ch-k,.ch-live .ch-go i{color:var(--green-d)}
.ch-live::before{background:var(--green-d)}

/* =========================================================
   04 — organization hub
   ========================================================= */
.hub{
  position:relative;margin-top:clamp(48px,6vw,84px);
  display:grid;grid-template-columns:1fr minmax(236px,296px) 1fr;
  gap:clamp(52px,7.5vw,124px);align-items:center;
}
.hub-col{display:flex;flex-direction:column;gap:clamp(22px,3vw,44px);position:relative;z-index:1}

/* ---------- 커넥터 : JS가 실제 좌표로 45° 엘보 경로를 그립니다 ---------- */
.hub-wire{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;overflow:visible}
.wire{
  fill:none;stroke:rgba(18,58,94,.2);stroke-width:1;
  stroke-dasharray:var(--len);stroke-dashoffset:var(--len);
}
.hub.in .wire{transition:stroke-dashoffset 1.3s var(--ease-out) var(--d,0s);stroke-dashoffset:0}
/* 파트너 → 코어 방향으로 흐르는 신호 */
.wire-pulse{
  fill:none;stroke:var(--pc);stroke-width:1.8;stroke-linecap:round;
  opacity:0;animation:flow 4s linear infinite paused;
}
.hub.in .wire-pulse{opacity:.9;animation-play-state:running;transition:opacity .6s var(--ease) var(--d,0s)}
@keyframes flow{from{stroke-dashoffset:0}to{stroke-dashoffset:calc(var(--len) * -1)}}
.wire-joint{fill:var(--pc);opacity:0;transition:opacity .5s var(--ease) var(--d,0s)}
.hub.in .wire-joint{opacity:.8}

/* ---------- 파트너 노드 ---------- */
.node[data-role="tec"]{--role:var(--green)}
.node[data-role="adv"]{--role:var(--navy)}
.node[data-role="sen"]{--role:var(--violet)}
.node{
  position:relative;z-index:1;background:#fff;border:1px solid var(--line);
  padding:clamp(20px,2.2vw,26px);
  transition:border-color .35s var(--ease),transform .35s var(--ease);
}
.node::before{content:"";position:absolute;left:-1px;top:-1px;width:40px;height:2px;background:var(--role)}
.node:hover{border-color:var(--role);transform:translateY(-3px)}
.nr{
  display:inline-block;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;
  padding:5px 10px;line-height:1;color:var(--role);
  background:color-mix(in srgb,var(--role) 11%,transparent);
}
.node b{display:block;margin:13px 0 7px;font-family:var(--display);font-size:clamp(16px,1.8vw,19px);letter-spacing:-.025em}
.node p{font-size:13.2px;color:var(--tx-2);line-height:1.6}

/* ---------- 코어 : 밝은 섹션 안에서 유일하게 반전된 면 ---------- */
.hub-core{
  position:relative;z-index:1;overflow:hidden;
  background:var(--ink);color:var(--tx-dark);border:1px solid var(--ink);
  padding:clamp(32px,3.6vw,46px) clamp(20px,2.2vw,28px);text-align:center;
}
.hub-core::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);
  background-size:28px 28px;opacity:.5;
  -webkit-mask-image:radial-gradient(78% 66% at 50% 40%,#000,transparent 74%);
  mask-image:radial-gradient(78% 66% at 50% 40%,#000,transparent 74%);
}
.hub-core-in{position:relative;z-index:1}
.hub-mark{width:clamp(50px,5.8vw,72px);height:auto;margin:0 auto}
.hub-core b{display:block;margin-top:18px;font-family:var(--display);font-size:clamp(26px,3.4vw,38px);letter-spacing:-.04em;font-variation-settings:"wdth" 112}
.hub-role{display:block;margin-top:8px;font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:rgba(233,241,248,.5)}
.hub-plats{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:20px;padding-top:18px;border-top:1px solid var(--line-dark)}
.hp{
  font-family:var(--mono);font-size:10px;letter-spacing:.12em;padding:6px 10px;
  display:inline-flex;align-items:center;gap:7px;border:1px solid currentColor;white-space:nowrap;
}
.hp::before{content:"";width:6px;height:6px;transform:rotate(45deg);background:currentColor}
.hp-esg{color:var(--green-d)}
.hp-grc{color:var(--violet-d)}

/* ---------- 개발 거점 ---------- */
.hub-sites-t{
  margin-top:clamp(44px,5.5vw,72px);margin-bottom:14px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--tx-3);
}
.hub-sites{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.hub-sites li{background:#fff;padding:19px clamp(18px,2.2vw,26px);display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.hs-k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;color:#fff;background:var(--green);padding:3px 8px}
.hub-sites b{font-family:var(--display);font-size:15.5px;letter-spacing:-.025em}
.hub-sites small{font-size:12.5px;color:var(--tx-3)}

/* =========================================================
   05 — company + contact
   ========================================================= */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin-top:clamp(44px,6vw,64px)}
.ov,.cc{background:#fff;padding:clamp(26px,3.2vw,44px)}
.ov{background:var(--paper-2)}
.ov-t,.cc-t{font-family:var(--display);font-size:16px;letter-spacing:-.02em;padding-bottom:16px;border-bottom:1px solid var(--line)}
.ov-list div{display:grid;grid-template-columns:78px 1fr;gap:16px;padding:15px 0;border-bottom:1px solid var(--line-2);align-items:baseline}
.ov-list dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--teal)}
.ov-list dd{margin:0;font-size:14px;color:var(--tx);line-height:1.62}
.ov-list dd a{color:var(--teal);border-bottom:1px solid rgba(21,154,166,.35)}
.en{color:var(--tx-3);font-size:13px}

.cc-lead{margin-top:16px;font-size:14px;color:var(--tx-2);max-width:52ch}
.cc-lead b{color:var(--teal);font-weight:600}

.form{margin-top:26px;display:flex;flex-direction:column;gap:15px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.form>label,.f-row label{
  display:flex;flex-direction:column;gap:7px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--tx-3);
}
.req{font-style:normal;color:var(--teal);letter-spacing:.1em}
.form input,.form select,.form textarea{
  font-family:var(--body);font-size:14px;color:var(--ink);letter-spacing:-.01em;
  border:1px solid var(--line);background:var(--paper-2);padding:12px 14px;width:100%;
  transition:border-color .2s,background .2s,box-shadow .2s;
}
.form textarea{resize:vertical;line-height:1.6;min-height:120px}
.form input:focus,.form select:focus,.form textarea:focus{
  outline:none;border-color:var(--teal);background:#fff;box-shadow:0 0 0 3px rgba(21,154,166,.1);
}
.form input::placeholder,.form textarea::placeholder{color:#A9B8C6}
.form :is(input,select,textarea).bad{border-color:#B0402F;background:rgba(176,64,47,.04)}

/* 개인정보 동의 */
.f-agree{
  display:flex!important;flex-direction:row!important;align-items:flex-start;gap:11px;
  margin-top:4px;padding:15px 16px;background:var(--paper-2);border:1px solid var(--line);
  font-family:var(--body)!important;font-size:12.5px!important;letter-spacing:-.01em!important;
  text-transform:none!important;color:var(--tx-2)!important;line-height:1.6;cursor:pointer;
}
.f-agree input{width:16px;height:16px;flex:none;margin-top:2px;padding:0;accent-color:var(--teal)}
.f-agree.bad{border-color:#B0402F;background:rgba(176,64,47,.04)}

/* 봇 트랩 */
.f-trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.form .btn{align-self:flex-start;margin-top:8px;background:var(--navy);color:#fff;border-color:var(--navy)}
.form .btn::before{background:var(--teal)}
.form .btn:hover{border-color:var(--teal)}
.form .btn[disabled]{opacity:.55;pointer-events:none}
.f-note{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--tx-3);line-height:1.7}
.f-note.err{color:#B0402F}
.f-note.ok{color:var(--green)}
.f-note.busy{color:var(--teal)}

/* =========================================================
   FOOTER
   ========================================================= */
footer{background:var(--ink);color:rgba(233,241,248,.5);border-top:1px solid var(--line-dark);padding:clamp(38px,5vw,60px) 0}
.foot-in{display:flex;justify-content:space-between;align-items:center;gap:26px;flex-wrap:wrap}
.foot-brand{display:flex;align-items:center;gap:13px}
.foot-brand svg{width:32px;height:32px}
.foot-brand b{font-family:var(--display);font-size:19px;letter-spacing:-.035em;color:var(--tx-dark);display:block}
.foot-brand small{font-size:12px;color:rgba(233,241,248,.45)}
.foot-links{display:flex;gap:24px;flex-wrap:wrap}
.foot-links a{font-size:13px;color:rgba(233,241,248,.6);transition:color .25s}
.foot-links a:hover{color:var(--teal-d)}
.foot-copy{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:rgba(233,241,248,.34);width:100%;padding-top:22px;border-top:1px solid var(--line-dark)}

/* =========================================================
   REVEAL
   ========================================================= */
.rv{opacity:0;transform:translateY(22px);transition:opacity .75s var(--ease),transform .75s var(--ease)}
.rv.in{opacity:1;transform:none}

/* ---------- 제목 : 단어 단위 마스크 리빌 ----------
   JS가 각 어절을 .w > .wi 로 감싸고, .w의 overflow로 잘라
   아래에서 밀어 올립니다. 어절 사이 공백(비분리 포함)은 보존됩니다. */
.w{
  display:inline-block;overflow:hidden;vertical-align:bottom;
  padding-block:.08em .18em;margin-block:-.08em -.18em;
}
.wi{
  display:inline-block;transform:translateY(115%);opacity:0;
  transition:transform .9s var(--ease-out),opacity .7s var(--ease-out);
}
[data-split].in .wi{transform:none;opacity:1}

/* =========================================================
   TREND LAYER — 질감 · 스크롤 · 포인터 반응
   ========================================================= */

/* ---------- 필름 그레인 : 평면적인 대형 색면에 깊이를 줍니다 ---------- */
body::after{
  content:"";position:fixed;inset:0;z-index:150;pointer-events:none;
  opacity:.22;mix-blend-mode:soft-light;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 상단 스크롤 진행 헤어라인 ---------- */
.nav-prog{
  position:absolute;left:0;bottom:-1px;height:2px;width:100%;
  background:linear-gradient(90deg,var(--teal-d),var(--green-d));
  transform:scaleX(var(--p,0));transform-origin:0 50%;
}
@supports (animation-timeline:scroll()){
  .nav-prog{animation:progress linear both;animation-timeline:scroll(root block)}
  @keyframes progress{from{transform:scaleX(0)}to{transform:scaleX(1)}}
}

/* ---------- 포인터 스포트라이트 ---------- */
.spot{position:relative;isolation:isolate}
.spot::after{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  opacity:0;transition:opacity .45s var(--ease);
  background:radial-gradient(340px circle at var(--mx,50%) var(--my,50%),rgba(21,154,166,.09),transparent 62%);
}
.dark .spot::after{
  background:radial-gradient(340px circle at var(--mx,50%) var(--my,50%),rgba(56,200,208,.15),transparent 62%);
}
.spot:hover::after{opacity:1}

/* ---------- 티커 : 대응 기준 스트립 ---------- */
.ticker{
  background:var(--ink);color:var(--tx-dark);overflow:hidden;
  border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
}
.ticker-track{display:flex;width:max-content;animation:slide 44s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker-set{display:flex;align-items:center;flex:none}
.ticker-set span{
  font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  color:rgba(233,241,248,.52);padding:19px 0;display:inline-flex;align-items:center;white-space:nowrap;
}
.ticker-set span::after{
  content:"";width:6px;height:6px;transform:rotate(45deg);
  background:var(--teal-d);opacity:.65;margin:0 clamp(20px,2.6vw,34px);
}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- 히어로 : 오로라 드리프트 · 마크 패럴랙스 · 포인터 틸트 ---------- */
.hero::after{animation:drift 20s ease-in-out infinite alternate}
@keyframes drift{to{transform:translate(-7%,5%) scale(1.14)}}

.hero-mark{perspective:900px}
.hero-mark svg{
  transform:rotateX(var(--tiltX,0deg)) rotateY(var(--tiltY,0deg));
  transition:transform .5s var(--ease-out);
}
@supports (animation-timeline:scroll()){
  @media (prefers-reduced-motion:no-preference){
    .hero-mark{animation:heroPar linear both;animation-timeline:scroll(root block);animation-range:0 70vh}
    @keyframes heroPar{to{transform:translateY(-46px)}}
  }
}

/* ---------- 허브 : 제도 도면식 코너 크로스헤어 ---------- */
.hub::before,.hub::after{
  content:"";position:absolute;width:12px;height:12px;opacity:.55;pointer-events:none;
  background-image:linear-gradient(var(--teal),var(--teal)),linear-gradient(var(--teal),var(--teal));
  background-size:100% 1px,1px 100%;background-position:center,center;background-repeat:no-repeat;
}
.hub::before{left:-6px;top:-6px}
.hub::after{right:-6px;bottom:-6px}

/* ---------- 수치 : 자릿수 흔들림 방지 ---------- */
[data-count],.prod-num b,.hero-meta dd{font-variant-numeric:tabular-nums}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media(max-width:1180px){
  .nav-links{gap:18px}
  .nav-ch a{padding:9px 11px}
}
@media(max-width:1080px){
  .pipe{grid-template-columns:1fr 1fr 1fr}
  .pipe li:nth-child(3)::after{display:none}
  .chs{grid-template-columns:1fr 1fr}
  .chs>.ch:last-child{grid-column:1/-1}
  .capline{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  :root{--navh:60px}
  .nav-links,.nav-ch{display:none}
  .nav-toggle{display:block}
  .nav{background:rgba(6,26,46,.86);backdrop-filter:blur(14px);border-bottom-color:var(--line-dark)}
  .hero-grid,.contact{grid-template-columns:1fr}
  .hero{min-height:auto}
  .hero-mark{justify-content:flex-start;margin-top:8px}
  .hero-mark svg{width:min(230px,55vw)}
  .hero-meta{grid-template-columns:1fr 1fr}
  .pillars,.prods{grid-template-columns:1fr}
  .contact{border:1px solid var(--line)}
  .scroll-hint{display:none}

  /* 허브 : 커넥터를 접고 코어를 맨 위로 올린 카드 목록으로 */
  .hub{display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line)}
  .hub-col{display:contents}
  .hub-wire{display:none}
  .hub-core{order:-1;border:0}
  .node{border:0}
  .node:hover{transform:none}
  .hub-sites{grid-template-columns:1fr}
  .hub::before,.hub::after{display:none}
}
@media(max-width:620px){
  section{padding:64px 0}
  .sec-h{font-size:clamp(25px,7vw,34px)}
  .pipe,.chs,.capline,.f-row,.prod-num,.hub{grid-template-columns:1fr}
  .chs>.ch:last-child{grid-column:auto}
  .pipe li::after{display:none!important}
  .ov-list div{grid-template-columns:1fr;gap:4px}
  .topbar span:nth-child(2){display:none}
  .hero-act .btn{flex:1;justify-content:center}
}

@media(max-width:620px){
  .ticker-set span{font-size:11px;letter-spacing:.16em;padding:15px 0}
  .hub::before,.hub::after{display:none}
}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
  .wi{transform:none;opacity:1}
  .w{overflow:visible}
  body::after{display:none}
  html{scroll-behavior:auto}
}