:root{
  --navy:#0D1524; --navy2:#141F33; --line:rgba(255,255,255,.1);
  --gold:#C9A876; --gold2:#E3CBA2; --ink:#F4F1EA; --mute:rgba(244,241,234,.55);
  --en:'Montserrat',sans-serif; --ko:'Pretendard Variable',Pretendard,sans-serif;
  --pad:clamp(20px,5vw,72px);
  --scroll:0; --progress:0;
}
*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--navy);scroll-behavior:smooth}
body{font-family:var(--ko);color:var(--ink);background:var(--navy);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
::selection{background:var(--gold);color:var(--navy)}

/* reveal */
[data-reveal]{opacity:0;transform:translateY(40px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
[data-reveal].in{opacity:1;transform:none}
.mask{display:block;overflow:hidden}
.mask>span{display:block;transform:translateY(105%);transition:transform 1.1s cubic-bezier(.2,.8,.1,1)}
.in .mask>span,.mask.in>span{transform:none}

/* nav */
.nav{position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:22px var(--pad);transition:background .3s,padding .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(13,21,36,.82);backdrop-filter:blur(14px);padding:14px var(--pad);border-color:var(--line)}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:34px}
.brand b{font-family:var(--en);font-weight:700;letter-spacing:.32em;font-size:18px}
.brand small{display:block;font-size:11px;color:var(--mute);letter-spacing:.2em;margin-top:2px}
.nav ul{display:flex;gap:36px;list-style:none;font-size:15px;font-weight:500}
.nav ul a{opacity:.7;transition:opacity .2s}
.nav ul a:hover{opacity:1}
.btn{display:inline-flex;align-items:center;gap:10px;background:var(--gold);color:var(--navy);font-weight:700;font-size:15px;padding:14px 22px;border-radius:999px;border:0;cursor:pointer;transition:transform .25s,background .25s;font-family:var(--ko)}
.btn:hover{background:var(--gold2);transform:translateY(-2px)}
.btn .ar{transition:transform .25s}
.btn:hover .ar{transform:translateX(4px)}
.burger{display:none;background:none;border:0;color:var(--ink);font-size:15px;font-weight:600;cursor:pointer;font-family:var(--ko)}

/* hero */
.hero{min-height:100vh;position:relative;padding:150px var(--pad) 0;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}
.hero .bgmark{position:absolute;right:-6vw;top:8vh;width:min(62vw,860px);opacity:.07;transform:translateY(calc(var(--scroll) * .15px));pointer-events:none}
.eyebrow{font-family:var(--en);font-size:13px;letter-spacing:.3em;color:var(--gold);font-weight:600;display:flex;align-items:center;gap:14px}
.eyebrow::before{content:"";width:36px;height:1px;background:var(--gold)}
.hero h1{font-size:clamp(46px,9.2vw,168px);font-weight:800;line-height:1.02;letter-spacing:-.045em;margin-top:28px;word-break:keep-all}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero h1 .strike{position:relative;color:var(--mute)}
.hero h1 .strike::after{content:"";position:absolute;left:-2%;right:-2%;top:54%;height:.09em;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .9s .9s cubic-bezier(.7,0,.2,1)}
.hero .in .strike::after,.hero h1.in .strike::after{transform:scaleX(1)}
.hero-sub{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-top:48px;flex-wrap:wrap}
.hero-sub p{max-width:520px;font-size:clamp(16px,1.4vw,20px);line-height:1.7;color:var(--mute)}
.hero-sub p b{color:var(--ink);font-weight:600}
.stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);margin-top:72px}
.stat{padding:34px 0 40px;border-right:1px solid var(--line);padding-left:28px}
.stat:first-child{padding-left:0}
.stat:last-child{border-right:0}
.stat .n{font-family:var(--en);font-weight:700;font-size:clamp(40px,5.4vw,84px);letter-spacing:-.04em;line-height:1}
.stat .n sup{font-size:.42em;color:var(--gold);vertical-align:top;margin-left:4px;position:relative;top:.25em}
.stat .l{font-size:14px;color:var(--mute);margin-top:12px}
.note{font-size:11px;color:rgba(244,241,234,.3);padding:0 0 18px}

/* marquee */
.marquee{background:var(--gold);color:var(--navy);overflow:hidden;padding:22px 0;transform:rotate(-1.4deg) scale(1.03);margin:60px 0 0}
.track{display:flex;gap:56px;width:max-content;animation:mq 32s linear infinite;font-family:var(--en);font-weight:800;font-size:clamp(24px,3vw,44px);letter-spacing:-.01em;white-space:nowrap}
.track span{display:flex;align-items:center;gap:56px}
.track span::after{content:"";width:14px;height:14px;background:var(--navy);transform:rotate(45deg)}
@keyframes mq{to{transform:translateX(-50%)}}

/* services */
section.svc{padding:160px var(--pad) 120px}
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:80px}
.sec-head h2{font-size:clamp(40px,6vw,96px);font-weight:800;letter-spacing:-.04em;line-height:1.05;word-break:keep-all}
.sec-head p{color:var(--mute);font-size:17px;line-height:1.7;max-width:440px;justify-self:end}
.rows{border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:90px 1.2fr 1fr 60px;gap:24px;align-items:center;padding:38px 0;border-bottom:1px solid var(--line);position:relative;cursor:default;transition:padding .4s}
.row::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(201,168,118,.12),transparent 70%);opacity:0;transition:opacity .4s}
.row:hover::before{opacity:1}
.row .no{font-family:var(--en);font-size:15px;color:var(--gold);font-weight:600;position:relative}
.row h3{font-size:clamp(26px,3.4vw,52px);font-weight:700;letter-spacing:-.035em;position:relative;transition:transform .4s,color .3s}
.row h3 small{display:block;font-family:var(--en);font-size:12px;letter-spacing:.24em;color:var(--mute);font-weight:500;margin-top:10px}
.row:hover h3{transform:translateX(14px);color:var(--gold2)}
.row .desc{color:var(--mute);font-size:15.5px;line-height:1.7;position:relative}
.row .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.row .tags i{font-style:normal;font-size:12px;border:1px solid var(--line);border-radius:99px;padding:5px 11px;color:var(--ink);opacity:.8}
.row .go{width:52px;height:52px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font-size:20px;position:relative;transition:all .35s;justify-self:end}
.row:hover .go{background:var(--gold);color:var(--navy);border-color:var(--gold);transform:rotate(-45deg)}

/* contact */
section.contact{padding:140px var(--pad);background:var(--ink);color:var(--navy);position:relative;overflow:hidden}
.contact .grid{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(40px,7vw,120px)}
.contact h2{font-size:clamp(44px,6.6vw,108px);font-weight:800;letter-spacing:-.045em;line-height:1.02;word-break:keep-all}
.contact h2 em{font-style:normal;color:#A88553}
.contact .lead{font-size:17px;line-height:1.75;color:rgba(13,21,36,.6);margin-top:28px;max-width:420px}
.info{margin-top:56px;display:grid;gap:22px}
.info div{display:flex;gap:24px;border-top:1px solid rgba(13,21,36,.12);padding-top:18px;font-size:16px}
.info dt{font-family:var(--en);font-size:12px;letter-spacing:.2em;width:80px;padding-top:3px;color:rgba(13,21,36,.5)}
form{display:grid;grid-template-columns:1fr 1fr;gap:28px 24px;position:relative}
.field{display:flex;flex-direction:column;gap:10px}
.field.full,.agree,.chips-wrap,.submit{grid-column:1/-1}
label.lb{font-size:13px;font-weight:600;color:rgba(13,21,36,.65)}
label.lb b{color:#A88553}
.field input,.field textarea,.field select{font:inherit;font-size:17px;background:transparent;border:0;border-bottom:1.5px solid rgba(13,21,36,.2);padding:10px 0 14px;color:var(--navy);outline:none;transition:border-color .25s;border-radius:0;appearance:none}
.field select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230D1524' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 2px center;padding-right:24px}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--navy)}
.field.err input,.field.err textarea,.field.err select{border-color:#C2412D}
.field.err label.lb::after{content:" — 필수 항목입니다";color:#C2412D;font-weight:500}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.chip{font:inherit;font-family:var(--ko);font-size:15px;font-weight:500;padding:12px 18px;border-radius:999px;border:1.5px solid rgba(13,21,36,.18);background:transparent;cursor:pointer;color:var(--navy);transition:all .2s}
.chip:hover{border-color:var(--navy)}
.chip.on{background:var(--navy);color:var(--ink);border-color:var(--navy)}
.agree{display:flex;gap:10px;align-items:center;font-size:14px;color:rgba(13,21,36,.65)}
.agree input{width:18px;height:18px;accent-color:var(--navy)}
.agree.err{color:#C2412D}
.submit .btn{background:var(--navy);color:var(--ink);padding:20px 34px;font-size:17px}
.submit .btn:hover{background:#1F2D47}
.btn.loading{opacity:.6;pointer-events:none}
.sent-msg{display:none}
form.sent>*:not(.sent-msg){display:none}
form.sent .sent-msg{display:block;grid-column:1/-1;padding:60px 0;animation:pop .6s cubic-bezier(.2,.8,.2,1)}
.sent-msg h3{font-size:44px;font-weight:800;letter-spacing:-.04em}
.sent-msg p{margin-top:14px;color:rgba(13,21,36,.6);font-size:17px;line-height:1.7}
@keyframes pop{from{opacity:0;transform:translateY(20px)}}

footer{padding:60px var(--pad) 40px;display:flex;justify-content:space-between;align-items:flex-end;gap:30px;flex-wrap:wrap;border-top:1px solid var(--line)}
footer .big{font-family:var(--en);font-weight:800;font-size:clamp(60px,14vw,240px);letter-spacing:.06em;line-height:.8;color:transparent;-webkit-text-stroke:1px rgba(244,241,234,.22)}
footer .meta{font-size:13px;color:var(--mute);line-height:1.9;text-align:right}
footer .meta span.ceo{color:inherit;font-family:inherit;letter-spacing:0;font-size:inherit}
footer .meta span{color:var(--gold);font-family:var(--en);letter-spacing:.2em;font-size:11px}

.progress{position:fixed;left:0;top:0;height:2px;background:var(--gold);z-index:60;width:calc(var(--progress) * 100%)}

@media (max-width:900px){
  .nav ul,.nav .btn{display:none}
  .burger{display:block}
  body.menu-open .nav ul{display:flex;position:fixed;inset:64px 0 auto;flex-direction:column;background:var(--navy2);padding:28px var(--pad);gap:22px;font-size:20px;border-bottom:1px solid var(--line)}
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:24px 0}
  .sec-head{grid-template-columns:1fr}
  .sec-head p{justify-self:start}
  .row{grid-template-columns:44px 1fr;gap:12px 16px;padding:30px 0}
  .row .desc{grid-column:2}
  .row .go{display:none}
  .contact .grid{grid-template-columns:1fr}
  form{grid-template-columns:1fr}
  footer .meta{text-align:left}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  [data-reveal]{opacity:1;transform:none}
  .mask>span{transform:none}
}