/* ═══════════════════════════════════════════════════════
   큐엠씨코리아 — 공공 미디어 인프라
   딥틸 / 블루그레이 / 라이트그레이. 그라디언트·네온 없음.
   ═══════════════════════════════════════════════════════ */

:root{
  /* ── color ── */
  --ink:        #0A1E27;
  --teal-900:   #06272F;
  --teal-800:   #0A3D48;
  --teal-600:   #0E5B69;
  --teal-500:   #14707F;
  --signal:     #2BA79B;   /* 운영 신호 전용 */
  --slate:      #576A75;
  --slate-mid:  #7D8F99;
  --slate-lite: #A9B8C0;
  --line:       #DBE3E7;
  --line-dark:  rgba(255,255,255,.14);
  --paper:      #F1F5F6;
  --paper-2:    #E7EEF0;
  --white:      #FFFFFF;

  /* ── type ── */
  --display: 'Gothic A1', 'Pretendard Variable', Pretendard, system-ui, sans-serif;
  --body:    'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --mono:    'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  /* ── layout ── */
  --wrap: 1220px;
  --gut:  clamp(20px, 5vw, 48px);
  --nav-h: 68px;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; scroll-padding-top:calc(var(--nav-h) + 12px); -webkit-text-size-adjust:100%; }

body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--white);
  font-size:16px;
  line-height:1.72;
  letter-spacing:-.011em;
  word-break:keep-all;
  overflow-wrap:break-word;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; height:auto; display:block; }
a{ color:inherit; }
ul,ol{ margin:0; padding:0; list-style:none; }
dl,dd{ margin:0; }
h1,h2,h3,h4{ margin:0; font-family:var(--display); font-weight:800; letter-spacing:-.03em; line-height:1.28; }
p{ margin:0; }
button{ font:inherit; color:inherit; }

.mono{ font-family:var(--mono); font-feature-settings:"tnum" 1; letter-spacing:-.01em; }
.muted{ color:var(--slate-mid); font-weight:400; }

.skip{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--teal-800); color:#fff; padding:12px 20px; border-radius:0 0 6px 0;
}
.skip:focus{ left:0; }

:focus-visible{ outline:2.5px solid var(--signal); outline-offset:3px; border-radius:2px; }

.wrap{ width:100%; max-width:var(--wrap); margin:0 auto; padding-inline:var(--gut); }


/* ═══════════════ NAV ═══════════════ */
.nav{
  position:fixed; inset:0 0 auto 0; z-index:100;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(1.4) blur(14px);
  -webkit-backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s, background .25s;
}
.nav.is-stuck{ border-bottom-color:var(--line); background:rgba(255,255,255,.95); }

.nav__inner{
  max-width:var(--wrap); margin:0 auto; padding-inline:var(--gut);
  height:var(--nav-h); display:flex; align-items:center; gap:28px;
}

.brand{ display:flex; align-items:center; gap:11px; text-decoration:none; flex-shrink:0; }
.brand__mark{ display:flex; align-items:flex-end; gap:2.5px; height:19px; }
.brand__mark i{ display:block; width:4px; background:var(--teal-600); border-radius:1px; }
.brand__mark i:nth-child(1){ height:9px; }
.brand__mark i:nth-child(2){ height:19px; }
.brand__mark i:nth-child(3){ height:13px; background:var(--signal); }
.brand__mark--light i{ background:rgba(255,255,255,.55); }
.brand__mark--light i:nth-child(3){ background:var(--signal); }

.brand__text{ display:flex; flex-direction:column; line-height:1.12; }
.brand__text strong{ font-family:var(--display); font-weight:800; font-size:16px; letter-spacing:.005em; }
.brand__text em{ font-style:normal; font-size:10.5px; color:var(--slate-mid); letter-spacing:.05em; }

.nav__links{ display:flex; gap:26px; margin-left:auto; }
.nav__links a{
  text-decoration:none; font-size:14.5px; font-weight:500; color:var(--slate);
  padding:6px 0; position:relative; transition:color .18s; white-space:nowrap;
}
.nav__links a::after{
  content:''; position:absolute; left:0; right:100%; bottom:0; height:1.5px;
  background:var(--teal-600); transition:right .28s cubic-bezier(.4,0,.2,1);
}
.nav__links a:hover{ color:var(--ink); }
.nav__links a:hover::after{ right:0; }

.nav__cta{ flex-shrink:0; }

.nav__toggle{
  display:none; width:40px; height:40px; margin-left:auto;
  background:none; border:1px solid var(--line); border-radius:6px;
  flex-direction:column; justify-content:center; align-items:center; gap:5px; cursor:pointer;
}
.nav__toggle span{ display:block; width:17px; height:1.5px; background:var(--ink); transition:transform .25s, opacity .25s; }
.nav__toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(3.25px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2){ transform:translateY(-3.25px) rotate(-45deg); }

.nav__drawer{
  border-top:1px solid var(--line); background:#fff;
  padding:8px var(--gut) 20px; display:flex; flex-direction:column;
}
.nav__drawer[hidden]{ display:none; }
.nav__drawer a{
  text-decoration:none; padding:13px 0; font-size:15.5px; font-weight:500;
  border-bottom:1px solid var(--line);
}
.nav__drawer-cta{
  margin-top:16px; border:none !important; text-align:center;
  background:var(--teal-600); color:#fff; border-radius:6px; font-weight:700;
}


/* ═══════════════ BUTTONS ═══════════════ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family:var(--body); font-weight:700; font-size:15px; letter-spacing:-.015em;
  padding:14px 26px; border-radius:6px; border:1.5px solid transparent;
  text-decoration:none; cursor:pointer; white-space:nowrap;
  transition:background .2s, border-color .2s, color .2s, transform .12s;
}
.btn:active{ transform:translateY(1px); }
.btn--sm{ padding:9px 17px; font-size:13.5px; }
.btn--block{ width:100%; }

.btn--primary{ background:var(--teal-600); color:#fff; }
.btn--primary:hover{ background:var(--teal-800); }

.btn--ghost{ background:rgba(255,255,255,.06); color:#fff; border-color:rgba(255,255,255,.34); }
.btn--ghost:hover{ background:rgba(255,255,255,.14); border-color:rgba(255,255,255,.6); }

.btn--line{ background:transparent; color:var(--teal-600); border-color:var(--line); }
.btn--line:hover{ border-color:var(--teal-600); background:rgba(14,91,105,.05); }


/* ═══════════════════════════════════════════════════════
   HERO — 첫 5초. 주장이 아니라 증거로 연다.
   ═══════════════════════════════════════════════════════ */
.hero{
  position:relative;
  background:var(--teal-900);
  color:#fff;
  padding-top:calc(var(--nav-h) + clamp(38px, 4.6vw, 62px));
  overflow:hidden;
}

/* 도시 블록을 암시하는 아주 옅은 격자. 장식이 아니라 바탕. */
.hero__grid{
  position:absolute; inset:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(120% 85% at 22% 12%, #000 0%, transparent 72%);
  -webkit-mask-image:radial-gradient(120% 85% at 22% 12%, #000 0%, transparent 72%);
}

.hero__inner{
  position:relative;
  max-width:var(--wrap); margin:0 auto; padding-inline:var(--gut);
  display:grid; grid-template-columns:minmax(0,1.06fr) minmax(0,.84fr);
  gap:clamp(36px, 4.4vw, 62px); align-items:start;
  padding-bottom:clamp(36px, 4.4vw, 54px);
}

.hero__eyebrow{
  display:inline-flex; align-items:center; gap:9px;
  font-family:var(--mono); font-size:12.5px; letter-spacing:.02em;
  color:rgba(255,255,255,.72);
  padding:7px 14px 7px 12px;
  border:1px solid rgba(255,255,255,.17); border-radius:100px;
  margin-bottom:26px;
}
.live{
  width:7px; height:7px; border-radius:50%; background:var(--signal); flex-shrink:0;
  box-shadow:0 0 0 0 rgba(43,167,155,.55);
  animation:pulse 2.4s cubic-bezier(.4,0,.6,1) infinite;
}
@keyframes pulse{
  0%   { box-shadow:0 0 0 0 rgba(43,167,155,.5); }
  70%  { box-shadow:0 0 0 8px rgba(43,167,155,0); }
  100% { box-shadow:0 0 0 0 rgba(43,167,155,0); }
}

.hero__title{
  font-size:clamp(31px, 3.7vw, 49px);
  line-height:1.26; font-weight:800; letter-spacing:-.038em;
  margin-bottom:22px;
}
.hero__title .line{ display:block; }
.hero__title .hl{ position:relative; display:inline-block; color:#fff; }
.hero__title .hl::after{
  content:''; position:absolute; left:0; right:0; bottom:.07em; height:.13em;
  background:var(--signal); opacity:.85; border-radius:1px;
  transform:scaleX(0); transform-origin:left;
  animation:underline 1s cubic-bezier(.16,1,.3,1) 1.15s forwards;
}
@keyframes underline{ to{ transform:scaleX(1); } }

.hero__sub{
  font-size:clamp(15px, 1.15vw, 17px);
  line-height:1.82; color:rgba(255,255,255,.76);
  max-width:37em; margin-bottom:34px;
}
.hero__sub strong{ color:#fff; font-weight:600; }

.hero__cta{ display:flex; flex-wrap:wrap; gap:11px; }

/* ── 실사 4장: 카드가 아니라 현장 기록 ── */
.hero__proof-label{
  font-family:var(--mono); font-size:11px; letter-spacing:.14em; text-transform:uppercase;
  color:rgba(255,255,255,.42); margin-bottom:14px;
  padding-bottom:11px; border-bottom:1px solid rgba(255,255,255,.13);
}
.shots{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }

.shot{ position:relative; border-radius:8px; overflow:hidden; background:#0d3a44; }
.shot img{
  width:100%; aspect-ratio:4/5; object-fit:cover;
  transition:transform .5s cubic-bezier(.2,.8,.3,1);
}
.shot::after{
  content:''; position:absolute; inset:0; pointer-events:none;
  background:linear-gradient(to top, rgba(6,39,47,.94) 0%, rgba(6,39,47,.34) 34%, transparent 62%);
}
.shot__tag{
  position:absolute; left:0; right:0; bottom:0; z-index:2;
  padding:11px 12px; display:flex; flex-direction:column; gap:1px;
}
.shot__tag b{ font-size:12.5px; font-weight:700; letter-spacing:-.02em; }
.shot__tag i{
  font-style:normal; font-family:var(--mono); font-size:10px;
  color:rgba(255,255,255,.6); letter-spacing:-.01em;
}
.shot:hover img{ transform:scale(1.045); }

/* ── 지표 원장 ── */
.ledger{
  position:relative;
  border-top:1px solid rgba(255,255,255,.13);
  background:rgba(0,0,0,.16);
}
.ledger__inner{
  max-width:var(--wrap); margin:0 auto; padding:0 var(--gut);
  display:flex; align-items:stretch; justify-content:space-between;
  flex-wrap:wrap; gap:0;
}
.ledger__stats{ display:flex; flex-wrap:wrap; flex:1 1 560px; }

.stat{
  padding:24px 34px 24px 0; margin-right:34px;
  border-right:1px solid rgba(255,255,255,.11);
  display:flex; flex-direction:column-reverse; gap:3px;
}
.stat:last-child{ border-right:none; margin-right:0; }
.stat dt{
  font-size:11.5px; letter-spacing:.045em; color:rgba(255,255,255,.5);
  font-weight:500;
}
.stat dd{ display:flex; align-items:baseline; gap:4px; }
.stat .num{
  font-family:var(--display); font-weight:800; font-size:clamp(28px,3vw,38px);
  letter-spacing:-.045em; line-height:1; font-feature-settings:"tnum" 1;
}
.stat .unit{ font-size:13px; color:rgba(255,255,255,.55); font-weight:500; }

.ledger__ci{
  display:flex; align-items:center; gap:18px;
  padding:20px 0 20px 34px;
  border-left:1px solid rgba(255,255,255,.11);
}
.ledger__ci-label{
  font-size:11.5px; color:rgba(255,255,255,.5); letter-spacing:.03em;
  white-space:nowrap; font-weight:500;
}
.ci{ display:flex; align-items:center; gap:10px; flex-wrap:wrap; }
.ci li{
  display:flex; align-items:center; justify-content:center;
  background:#fff; border-radius:5px; padding:7px 13px; height:38px;
  transition:transform .22s;
}
.ci li:hover{ transform:translateY(-2px); }
.ci img{ height:100%; width:auto; object-fit:contain; }


/* ═══════════════ SECTIONS ═══════════════ */
.sec{ padding-block:clamp(72px, 9vw, 118px); }
.sec--paper{ background:var(--paper); }
.sec--dark{ background:var(--teal-900); color:#fff; }

.eyebrow{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.15em; text-transform:uppercase;
  color:var(--teal-500); margin-bottom:16px;
  display:flex; align-items:center; gap:11px;
}
.eyebrow::after{ content:''; flex:1; height:1px; background:var(--line); max-width:120px; }
.eyebrow--light{ color:var(--signal); }
.eyebrow--light::after{ background:rgba(255,255,255,.18); }

.h2{ font-size:clamp(25px, 3.1vw, 40px); letter-spacing:-.035em; line-height:1.32; margin-bottom:20px; }
.h2--light{ color:#fff; }
.h3{ font-size:clamp(17px, 1.5vw, 19px); letter-spacing:-.025em; margin-bottom:14px; }

.lead{
  font-size:clamp(15px, 1.2vw, 17.5px); line-height:1.82; color:var(--slate);
  max-width:60ch; margin-bottom:clamp(36px, 4.5vw, 58px);
}
.lead--light{ color:rgba(255,255,255,.72); }

.note{
  margin-top:22px; font-size:13.5px; color:var(--slate-mid); line-height:1.75;
}
.note a{ color:var(--teal-600); font-weight:600; text-underline-offset:3px; }


/* ═══════════════ ABOUT ═══════════════ */
.split{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(24px,4vw,56px); margin-bottom:30px; }
.split__col{
  background:#fff; border:1px solid var(--line); border-radius:10px;
  padding:clamp(24px,3vw,34px);
}
.bullets li{
  position:relative; padding-left:19px; margin-bottom:11px;
  font-size:14.8px; line-height:1.75; color:var(--slate);
}
.bullets li:last-child{ margin-bottom:0; }
.bullets li::before{
  content:''; position:absolute; left:0; top:.72em;
  width:6px; height:1.5px; background:var(--slate-lite);
}

.answer{
  border-left:3px solid var(--teal-600); background:#fff;
  padding:24px clamp(22px,3vw,32px); border-radius:0 10px 10px 0;
  margin-bottom:clamp(40px,5vw,60px);
}
.answer__label{
  font-family:var(--mono); font-size:11px; letter-spacing:.13em; text-transform:uppercase;
  color:var(--teal-500); margin-bottom:8px;
}
.answer__text{ font-size:clamp(15.5px,1.35vw,18px); line-height:1.75; font-weight:500; max-width:56ch; }

.values{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:10px; overflow:hidden; }
.values li{ background:var(--paper); padding:clamp(22px,2.6vw,28px); }
.values h4{ font-size:15.5px; font-weight:700; margin-bottom:9px; letter-spacing:-.025em; }
.values p{ font-size:13.8px; line-height:1.72; color:var(--slate); }


/* ═══════════════ PRODUCT ═══════════════ */
.product{ display:grid; grid-template-columns:minmax(0,.72fr) minmax(0,1fr); gap:clamp(30px,5vw,68px); align-items:start; }
.product__shot{ margin:0; background:var(--paper); border:1px solid var(--line); border-radius:12px; overflow:hidden; }
.product__shot img{ width:100%; }

.specs{ border-top:1px solid var(--line); margin-bottom:38px; }
.specs > div{
  display:grid; grid-template-columns:132px 1fr; gap:16px;
  padding:14px 0; border-bottom:1px solid var(--line);
}
.specs dt{ font-size:13px; color:var(--slate-mid); font-weight:500; letter-spacing:.01em; }
.specs dd{ font-size:15px; font-weight:600; letter-spacing:-.015em; }

.product__h3{ margin-bottom:16px; }
.design-notes li{
  display:grid; grid-template-columns:106px 1fr; gap:16px; align-items:baseline;
  padding:11px 0; border-bottom:1px dashed var(--line);
  font-size:14.5px; color:var(--slate); line-height:1.7;
}
.design-notes li:last-child{ border-bottom:none; }
.design-notes span{ font-weight:700; color:var(--ink); font-size:13.5px; }

.dims{
  margin:clamp(40px,5vw,60px) 0 0; padding:clamp(22px,3vw,34px);
  background:var(--paper); border:1px solid var(--line); border-radius:12px;
}
.dims img{ width:100%; }
.dims figcaption{
  margin-top:14px; text-align:center; font-family:var(--mono);
  font-size:11.5px; letter-spacing:.09em; color:var(--slate-mid); text-transform:uppercase;
}


/* ═══════════════ TIMELINE ═══════════════ */
.timeline{ position:relative; padding-left:clamp(84px,9vw,132px); }
.timeline::before{
  content:''; position:absolute; left:clamp(74px,8vw,118px); top:8px; bottom:8px;
  width:1px; background:rgba(255,255,255,.16);
}
.tl{ position:relative; padding-bottom:34px; }
.tl:last-child{ padding-bottom:0; }
.tl__year{
  position:absolute; left:calc(-1 * clamp(84px,9vw,132px)); top:1px;
  width:clamp(64px,7vw,100px); text-align:right;
  font-size:12.5px; color:rgba(255,255,255,.5); letter-spacing:-.02em;
}
.tl::before{
  content:''; position:absolute;
  left:calc(-1 * clamp(84px,9vw,132px) + clamp(74px,8vw,118px) - 4px); top:6px;
  width:9px; height:9px; border-radius:50%;
  background:var(--teal-900); border:1.5px solid rgba(255,255,255,.4);
}
.tl--mark::before{ background:var(--signal); border-color:var(--signal); }
.tl__body h3{ font-size:17.5px; margin-bottom:6px; color:#fff; }
.tl__body p{ font-size:14.6px; line-height:1.76; color:rgba(255,255,255,.66); max-width:52ch; }
.tl__count{
  display:inline-block; margin-top:11px;
  font-family:var(--mono); font-size:11.5px; letter-spacing:.02em;
  color:var(--signal); border:1px solid rgba(43,167,155,.42);
  padding:4px 11px; border-radius:100px;
}


/* ═══════════════ NETWORK REGISTER ═══════════════ */
.regions{ display:flex; flex-wrap:wrap; gap:9px; margin-bottom:22px; }
.region{
  display:flex; align-items:center; gap:10px;
  background:#fff; border:1.5px solid var(--line); border-radius:7px;
  padding:11px 17px; cursor:pointer;
  transition:border-color .2s, background .2s;
}
.region__name{ font-size:14.5px; font-weight:700; letter-spacing:-.02em; }
.region__count{
  font-size:12px; color:var(--slate-mid);
  background:var(--paper-2); padding:2px 8px; border-radius:4px;
  transition:background .2s, color .2s;
}
.region:hover{ border-color:var(--slate-lite); }
.region.is-active{ border-color:var(--teal-600); background:var(--teal-600); color:#fff; }
.region.is-active .region__count{ background:rgba(255,255,255,.2); color:#fff; }

/* 지도 + 원장: 체감은 지도가, 검증은 목록이 맡는다 */
.netgrid{ display:grid; grid-template-columns:minmax(0,1.06fr) minmax(0,1fr); gap:clamp(14px,1.8vw,20px); align-items:start; }

.netmap{
  background:#fff; border:1px solid var(--line); border-radius:10px; overflow:hidden;
  display:flex; flex-direction:column;
}
.netmap__canvas{ width:100%; height:clamp(400px, 52vh, 560px); background:var(--paper-2); }
.netmap__fallback{ padding:26px 22px; font-size:14px; color:var(--slate); line-height:1.7; }
.netmap__bar[hidden]{ display:none; }
.netmap__bar{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding:11px 16px; border-top:1px solid var(--line); background:var(--paper);
}
.netmap__legend{ display:flex; align-items:center; gap:8px; font-size:12.5px; color:var(--slate); }
.netmap__legend .pin{
  width:11px; height:11px; border-radius:50% 50% 50% 0;
  transform:rotate(-45deg); background:var(--teal-600); flex-shrink:0;
}
.netmap__legend .dot{
  width:9px; height:9px; border-radius:50%; background:var(--slate-lite);
  flex-shrink:0; margin-left:8px;
}
.netmap__reset{
  background:#fff; border:1px solid var(--line); border-radius:5px;
  padding:6px 13px; font-size:12.5px; font-weight:600; color:var(--teal-600); cursor:pointer;
  transition:border-color .2s, background .2s;
}
.netmap__reset:hover{ border-color:var(--teal-600); background:rgba(14,91,105,.05); }

/* 지도 위 핀 — 번호가 목록의 번호와 같다 */
.qpin{
  display:flex; align-items:center; justify-content:center;
  width:23px; height:23px; border-radius:50% 50% 50% 0;
  transform:rotate(-45deg) translate(2px, -2px);
  background:var(--teal-600); border:1.5px solid #fff;
  box-shadow:0 2px 6px rgba(6,39,47,.35); cursor:pointer;
  transition:background .18s, transform .18s;
}
.qpin i{
  transform:rotate(45deg); font-style:normal;
  font-family:var(--mono); font-size:10px; font-weight:600; color:#fff;
}
.qpin:hover{ background:var(--signal); transform:rotate(-45deg) translate(2px,-2px) scale(1.14); }

/* 선택하지 않은 지자체의 지점 — 전체 커버리지를 남겨 두는 옅은 점 */
.qpin--dim{
  width:9px; height:9px; border-radius:50%;
  transform:none; border:1.5px solid #fff;
  background:var(--slate-lite); box-shadow:0 1px 3px rgba(6,39,47,.3);
}
.qpin--dim:hover{ background:var(--teal-600); transform:scale(1.35); }

.qcard{
  background:var(--ink); color:#fff; border-radius:7px; padding:9px 13px;
  box-shadow:0 6px 20px rgba(6,39,47,.32); white-space:nowrap;
  display:flex; flex-direction:column; gap:2px;
}
.qcard b{ font-size:13px; font-weight:700; letter-spacing:-.022em; }
.qcard i{ font-style:normal; font-family:var(--mono); font-size:10.5px; color:rgba(255,255,255,.62); }

.reg{ background:#fff; border:1px solid var(--line); border-radius:10px; overflow:hidden; }
.reg__list{ max-height:clamp(400px, 52vh, 560px); overflow-y:auto; }
.reg__head{
  display:grid; grid-template-columns:1fr 1fr; gap:20px;
  padding:12px 22px; background:var(--paper-2);
  border-bottom:1px solid var(--line);
  font-family:var(--mono); font-size:10.5px; letter-spacing:.13em; text-transform:uppercase;
  color:var(--slate-mid);
}
.reg__list li{
  display:grid; grid-template-columns:1fr 1fr; gap:20px; align-items:baseline;
  padding:13px 22px; border-bottom:1px solid var(--line);
  transition:background .15s;
}
.reg__list li:last-child{ border-bottom:none; }
.reg__list li{ cursor:pointer; }
.reg__list li:hover{ background:var(--paper); }
.reg__list li.is-active{ background:rgba(14,91,105,.07); box-shadow:inset 3px 0 0 var(--teal-600); }
.reg__list li.is-active .reg__idx{ color:var(--teal-600); }
.reg__spot{ font-size:14.5px; font-weight:500; letter-spacing:-.018em; }
.reg__addr{ font-family:var(--mono); font-size:12.5px; color:var(--slate); letter-spacing:-.015em; }
.reg__idx{
  font-family:var(--mono); font-size:11px; color:var(--slate-lite);
  margin-right:12px; font-variant-numeric:tabular-nums;
}


/* ═══════════════ PROCESS ═══════════════ */
.process{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; margin-bottom:clamp(34px,4vw,48px); }
.step{
  position:relative; padding:clamp(22px,2.6vw,30px);
  border:1px solid var(--line); border-right:none; background:#fff;
}
.step:first-child{ border-radius:10px 0 0 10px; }
.step--last{ border-right:1px solid var(--line); border-radius:0 10px 10px 0; }
.step__no{
  display:block; font-size:12px; color:var(--teal-500);
  letter-spacing:.06em; margin-bottom:4px; font-weight:600;
}
.step__when{
  display:block; font-size:11px; color:var(--slate-lite);
  letter-spacing:.01em; margin-bottom:13px;
}
.step h3{ font-size:16.5px; margin-bottom:12px; letter-spacing:-.028em; }
.step ul li{
  position:relative; padding-left:15px; font-size:13.8px; line-height:1.7;
  color:var(--slate); margin-bottom:5px;
}
.step ul li::before{
  content:''; position:absolute; left:0; top:.72em;
  width:5px; height:1.5px; background:var(--slate-lite);
}
/* 단계 사이 진행 표시 */
.step:not(.step--last)::after{
  content:''; position:absolute; right:-5px; top:calc(50% - 5px); z-index:2;
  width:9px; height:9px; border-top:1.5px solid var(--slate-lite); border-right:1.5px solid var(--slate-lite);
  transform:rotate(45deg); background:#fff;
}

.terms{
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:var(--line); border:1px solid var(--line); border-radius:10px; overflow:hidden;
}
.terms > div{ background:#fff; padding:20px clamp(18px,2vw,24px); }
.terms dt{
  font-family:var(--mono); font-size:10.5px; letter-spacing:.11em; text-transform:uppercase;
  color:var(--slate-mid); margin-bottom:7px;
}
.terms dd{ font-size:14.8px; font-weight:600; letter-spacing:-.02em; line-height:1.6; }


/* ═══════════════ IP ═══════════════ */
.ips{
  display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(14px,1.8vw,20px);
  margin-bottom:clamp(36px,4.5vw,52px);
}
.ip{
  background:#fff; border:1px solid var(--line); border-radius:10px; overflow:hidden;
  display:flex; flex-direction:column;
  transition:border-color .22s, transform .22s;
}
.ip:hover{ border-color:var(--slate-lite); transform:translateY(-2px); }
.ip figure{ margin:0; padding:18px 18px 0; background:var(--paper); }
.ip figure img{
  width:100%; height:190px; object-fit:contain; object-position:top;
  border:1px solid var(--line); border-bottom:none; background:#fff;
}
.ip__meta{ padding:16px 18px 18px; }
.ip__kind{
  display:inline-block; font-family:var(--mono); font-size:10px;
  letter-spacing:.11em; text-transform:uppercase; color:var(--teal-600);
  border:1px solid rgba(14,91,105,.28); border-radius:3px;
  padding:2.5px 7px; margin-bottom:10px;
}
.ip__title{ font-size:15px; font-weight:700; letter-spacing:-.025em; line-height:1.5; margin-bottom:7px; }
.ip__no{ font-size:12.5px; color:var(--ink); font-weight:500; }
.ip__date{ font-size:11.5px; color:var(--slate-mid); margin-top:2px; }
.ip__note{ font-size:13.8px; color:var(--slate); line-height:1.7; }
.ip--kc{ justify-content:center; background:var(--paper); border-style:dashed; }
.ip--kc .ip__meta{ padding:clamp(24px,3vw,32px); }

.moat{ background:#fff; border:1px solid var(--line); border-radius:10px; padding:clamp(24px,3vw,34px); }
.moat__list li{
  display:grid; grid-template-columns:190px 1fr; gap:20px; align-items:baseline;
  padding:14px 0; border-bottom:1px solid var(--line);
  font-size:14.6px; line-height:1.74; color:var(--slate);
}
.moat__list li:last-child{ border-bottom:none; padding-bottom:0; }
.moat__list b{ font-size:14.5px; color:var(--ink); letter-spacing:-.022em; }


/* ═══════════════ CONTACT CARDS ═══════════════ */
.cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(16px,2vw,22px); }
.card{
  position:relative; display:flex; flex-direction:column;
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.15); border-radius:12px;
  padding:clamp(26px,3vw,34px);
  transition:border-color .25s, background .25s;
}
.card:hover{ border-color:rgba(255,255,255,.32); background:rgba(255,255,255,.07); }
.card__no{
  position:absolute; top:clamp(26px,3vw,34px); right:clamp(26px,3vw,34px);
  font-size:12px; letter-spacing:.1em; color:rgba(255,255,255,.3);
}
.card h3{ font-size:19px; color:#fff; margin-bottom:12px; letter-spacing:-.03em; }
.card > p{ font-size:14.5px; line-height:1.78; color:rgba(255,255,255,.68); margin-bottom:18px; }

.card__points{ margin-bottom:24px; }
.card__points li{
  position:relative; padding-left:17px; font-size:13.5px; line-height:1.7;
  color:rgba(255,255,255,.58); margin-bottom:6px;
}
.card__points li::before{
  content:''; position:absolute; left:0; top:.68em;
  width:6px; height:1.5px; background:var(--signal); opacity:.75;
}

.card__cta{ display:flex; flex-direction:column; gap:9px; margin-top:auto; }
.card .btn--line{ color:rgba(255,255,255,.88); border-color:rgba(255,255,255,.26); }
.card .btn--line:hover{ border-color:rgba(255,255,255,.55); background:rgba(255,255,255,.08); }

.card__foot{
  margin-top:15px; padding-top:14px; border-top:1px solid rgba(255,255,255,.11);
  font-size:11.8px; line-height:1.65; color:rgba(255,255,255,.42);
  min-height:calc(2 * 1.65em + 14px);
}


/* ═══════════════ FOOTER ═══════════════ */
.foot{ background:var(--ink); color:rgba(255,255,255,.7); padding-block:clamp(48px,6vw,68px) 26px; }
.foot__top{ display:grid; grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr); gap:clamp(30px,5vw,64px); }
.foot__brand .brand__mark{ margin-bottom:16px; }
.foot__name{ font-family:var(--display); font-weight:800; font-size:19px; color:#fff; letter-spacing:-.028em; margin-bottom:8px; }
.foot__tag{ font-size:13.8px; line-height:1.75; color:rgba(255,255,255,.5); max-width:30ch; }

.foot__info > div{
  display:grid; grid-template-columns:132px 1fr; gap:18px;
  padding:9px 0; border-bottom:1px solid rgba(255,255,255,.08);
  font-size:14px; line-height:1.65;
}
.foot__info > div:last-child{ border-bottom:none; }
.foot__info dt{ color:rgba(255,255,255,.4); font-size:12.5px; }
.foot__info dd{ color:rgba(255,255,255,.85); }
.foot__info .muted{ color:rgba(255,255,255,.45); }
.foot__info a{ color:var(--signal); text-underline-offset:3px; }

.foot__bar{
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px;
  margin-top:clamp(34px,4vw,46px); padding-top:22px;
  border-top:1px solid rgba(255,255,255,.09);
  font-size:12px; color:rgba(255,255,255,.38);
}
.foot__links{ display:flex; gap:20px; }
.foot__links a{ text-decoration:none; transition:color .2s; }
.foot__links a:hover{ color:#fff; }


/* ═══════════════ REVEAL ═══════════════ */
.reveal{ opacity:0; transform:translateY(14px); }
.reveal.is-in{
  opacity:1; transform:none;
  transition:opacity .72s cubic-bezier(.16,1,.3,1), transform .72s cubic-bezier(.16,1,.3,1);
}


/* ═══════════════ RESPONSIVE ═══════════════ */
@media (min-width:1081px){
  .nav__drawer{ display:none !important; }
}

@media (max-width:1080px){
  .nav__links{ display:none; }
  .nav__cta{ display:none; }
  .nav__toggle{ display:flex; }

  .hero__inner{ grid-template-columns:1fr; gap:34px; }
  .shots{ grid-template-columns:repeat(4,1fr); }
  .ledger__inner{ flex-direction:column; }
  .ledger__stats{ flex:0 0 auto; }
  .ledger__ci{ border-left:none; border-top:1px solid rgba(255,255,255,.11); padding:18px 0; width:100%; }

  .values{ grid-template-columns:1fr 1fr; }
  .process{ grid-template-columns:1fr 1fr; }
  .netgrid{ grid-template-columns:1fr; }
  .netmap__canvas{ height:clamp(340px, 44vh, 440px); }
  .reg__list{ max-height:420px; }

  .step{ border-right:1px solid var(--line); border-radius:0 !important; }
  .step:not(.step--last)::after{ display:none; }
  .terms{ grid-template-columns:1fr 1fr; }
  .ips{ grid-template-columns:1fr 1fr; }
  .cards{ grid-template-columns:1fr; }
  .card__cta{ flex-direction:row; }
  .card .btn--block{ width:auto; flex:1; }
}

@media (max-width:760px){
  :root{ --nav-h:60px; }

  .hero__title{ font-size:clamp(27px,7.4vw,36px); }
  .shots{ grid-template-columns:1fr 1fr; gap:9px; }
  .shot__tag{ padding:9px 10px; }
  .shot__tag b{ font-size:11.5px; }
  .shot__tag i{ font-size:9.5px; }

  .stat{ padding:18px 22px 18px 0; margin-right:22px; }
  .stat:nth-child(2){ border-right:none; margin-right:0; }
  .ledger__stats{ gap:0 0; }
  .ledger__ci{ flex-direction:column; align-items:flex-start; gap:12px; }
  .ci{ gap:18px; }
  .ci img{ height:22px; }

  .split{ grid-template-columns:1fr; }
  .values{ grid-template-columns:1fr; }
  .product{ grid-template-columns:1fr; }
  .product__shot{ max-width:320px; }
  .specs > div{ grid-template-columns:112px 1fr; gap:12px; }
  .design-notes li{ grid-template-columns:1fr; gap:2px; }

  .timeline{ padding-left:0; }
  .timeline::before{ left:4px; }
  .tl{ padding-left:26px; }
  .tl__year{ position:static; display:block; width:auto; text-align:left; margin-bottom:5px; }
  .tl::before{ left:0; top:7px; }

  .reg__head{ display:none; }
  .reg__list li{ grid-template-columns:1fr; gap:3px; padding:13px 17px; }

  .process{ grid-template-columns:1fr; }
  .terms{ grid-template-columns:1fr; }
  .ips{ grid-template-columns:1fr; }
  .moat__list li{ grid-template-columns:1fr; gap:4px; }

  .foot__top{ grid-template-columns:1fr; }
  .foot__info > div{ grid-template-columns:108px 1fr; gap:12px; font-size:13.5px; }
  .card__cta{ flex-direction:column; }
  .card .btn--block{ width:100%; }
}

@media (max-width:400px){
  .shots{ grid-template-columns:1fr 1fr; }
  .stat{ padding-right:16px; margin-right:16px; }
  .stat .num{ font-size:25px; }
}


/* ═══════════════ MOTION / PRINT ═══════════════ */
@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{
    animation-duration:.001ms !important; animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal{ opacity:1; transform:none; }
  .hero__title .hl::after{ transform:scaleX(1); }
}

@media print{
  .nav,.hero__grid,.card__cta{ display:none; }
  .hero,.sec--dark,.foot{ background:#fff !important; color:#000 !important; }
  .reveal{ opacity:1 !important; transform:none !important; }
}