@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&display=swap');
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css');

:root{
  --paper:#ffffff;
  --mist:#F4F6F8;
  --line:#E5E7EA;
  --concrete:#C9CDD1;
  --ink:#1A1A1A;
  --mid:#6B6F76;
  --deep:#2F4E6E;
  --deep-dark:#24405C;
  --deep-tint:#EDF1F5;

  --sans:'Pretendard Variable',Pretendard,-apple-system,BlinkMacSystemFont,'Malgun Gothic','맑은 고딕',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;

  --wrap:1160px;
  --gut:24px;
  --r:3px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.8;
  font-weight:400;letter-spacing:-0.01em;
  word-break:keep-all;overflow-wrap:break-word;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--deep);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
:focus-visible{outline:2px solid var(--deep);outline-offset:3px}
hr{border:0;border-top:1px solid var(--line);margin:0}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;z-index:99;background:var(--deep);color:#fff;padding:10px 16px;border-radius:var(--r)}

/* ---------- mono label / measure rule (signature) ---------- */
.eyebrow{
  font-family:var(--mono);font-size:.7rem;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--deep);
  display:flex;align-items:center;gap:10px;margin:0 0 14px;
}
.eyebrow::after{content:"";flex:1;height:7px;border-top:1px solid var(--line);
  background-image:repeating-linear-gradient(90deg,var(--concrete) 0 1px,transparent 1px 11px);}
.eyebrow.short::after{max-width:120px}
.mono{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;color:var(--mid)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hbar{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand img{height:38px;width:auto}
.brand .sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.nav{display:flex;align-items:center;gap:4px}
.nav a{
  color:var(--ink);font-size:.92rem;font-weight:500;padding:9px 12px;border-radius:var(--r);
  text-decoration:none;white-space:nowrap;
}
.nav a:hover{background:var(--mist);text-decoration:none}
.nav a[aria-current="page"]{color:var(--deep);font-weight:700;box-shadow:inset 0 -2px 0 var(--deep)}
.btn-join{margin-left:8px}
.navtoggle{display:none;background:none;border:1px solid var(--line);border-radius:var(--r);width:44px;height:40px;cursor:pointer;align-items:center;justify-content:center}
.navtoggle span,.navtoggle span::before,.navtoggle span::after{content:"";display:block;width:18px;height:1.5px;background:var(--ink);transition:.2s}
.navtoggle span::before{transform:translateY(-6px)}
.navtoggle span::after{transform:translateY(4.5px)}
.navtoggle[aria-expanded="true"] span{background:transparent}
.navtoggle[aria-expanded="true"] span::before{transform:rotate(45deg)}
.navtoggle[aria-expanded="true"] span::after{transform:rotate(-45deg) translateY(-1.5px)}

.notice-bar{background:var(--deep);color:#fff;font-size:.8rem;letter-spacing:-.01em}
.notice-bar .wrap{display:flex;gap:10px;align-items:center;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.notice-bar b{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;opacity:.85;font-weight:500}
.notice-bar span{opacity:.95}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:var(--r);
  font-size:.92rem;font-weight:600;border:1px solid var(--deep);background:var(--deep);color:#fff;
  cursor:pointer;transition:background .18s,color .18s,border-color .18s;text-decoration:none;
}
.btn:hover{background:var(--deep-dark);border-color:var(--deep-dark);color:#fff;text-decoration:none}
.btn.ghost{background:transparent;color:var(--deep)}
.btn.ghost:hover{background:var(--deep-tint);color:var(--deep-dark)}
.btn.small{padding:9px 15px;font-size:.85rem}
.btn .ar{font-family:var(--mono);font-size:.85em}

/* ---------- hero ---------- */
.hero{
  border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg,rgba(255,255,255,.92) 0%,rgba(255,255,255,.97) 55%,#fff 100%),
    repeating-linear-gradient(90deg,var(--line) 0 1px,transparent 1px 44px),
    repeating-linear-gradient(0deg,var(--line) 0 1px,transparent 1px 44px);
  background-color:#fff;
}
.hero-in{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);gap:56px;padding-top:76px;padding-bottom:64px}
.hero h1{
  font-size:clamp(2.05rem,4.4vw,3.15rem);line-height:1.28;font-weight:800;letter-spacing:-.035em;
  margin:0 0 22px;color:var(--ink);
}
.hero h1 em{font-style:normal;color:var(--deep)}
.hero p.lead{font-size:1.04rem;color:#3A3F45;margin:0 0 30px;max-width:44ch}
.hero-cta{display:flex;gap:10px;flex-wrap:wrap}

/* dimension line — signature */
.dim{margin-top:56px;max-width:640px}
.dim-track{position:relative;padding-top:14px}
.dim-line{position:absolute;top:0;left:0;right:0;height:1px;background:var(--concrete);transform-origin:left}
.dim-line::before,.dim-line::after{content:"";position:absolute;top:-5px;width:1px;height:11px;background:var(--deep)}
.dim-line::before{left:0}.dim-line::after{right:0}
.dim-stops{position:relative;display:flex;justify-content:space-between;margin:0;padding:0;list-style:none}
.dim-stops li{position:relative;padding-top:18px;text-align:center;flex:1 1 0}
.dim-stops li::before{content:"";position:absolute;top:-14px;left:50%;width:1px;height:9px;background:var(--concrete)}
.dim-stops li .n{display:block;font-family:var(--mono);font-size:.6rem;color:var(--mid);letter-spacing:.1em;line-height:1.3}
.dim-stops li .t{display:block;font-size:.8rem;font-weight:600;color:var(--ink);white-space:nowrap;line-height:1.4}
.dim-cap{font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;color:var(--mid);margin:18px 0 0}

/* status panel */
.panel{border:1px solid var(--line);border-top:3px solid var(--deep);background:#fff;padding:26px 24px}
.panel h2{font-size:.95rem;margin:0 0 4px;letter-spacing:-.02em}
.panel .sub{font-size:.8rem;color:var(--mid);margin:0 0 18px}
.stage{list-style:none;margin:0;padding:0}
.stage li{display:grid;grid-template-columns:20px 1fr;gap:12px;padding:9px 0;border-top:1px dashed var(--line)}
.stage li:first-child{border-top:0}
.stage .dot{margin-top:9px;width:9px;height:9px;border:1px solid var(--concrete);border-radius:50%;background:#fff}
.stage li.done .dot{background:var(--concrete);border-color:var(--concrete)}
.stage li.now .dot{background:var(--deep);border-color:var(--deep);box-shadow:0 0 0 4px var(--deep-tint)}
.stage .st{font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;color:var(--mid);display:block;line-height:1.6}
.stage .sl{display:block;font-size:.88rem;font-weight:600;letter-spacing:-.02em;line-height:1.5}
.stage .sd{display:block}
.stage li.now .sl{color:var(--deep)}
.stage .sd{font-size:.78rem;color:var(--mid);line-height:1.65;margin-top:2px}

/* ---------- page head ---------- */
.pagehead{border-bottom:1px solid var(--line);background:var(--mist)}
.pagehead .in{padding:54px 0 44px;max-width:62ch}
.pagehead h1{font-size:clamp(1.7rem,3.4vw,2.35rem);line-height:1.32;font-weight:800;letter-spacing:-.035em;margin:0 0 14px}
.pagehead p{margin:0;color:#3A3F45;font-size:1rem}
.subnav{display:flex;gap:6px;flex-wrap:wrap;padding:0 0 22px}
.subnav a{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;padding:7px 12px;border:1px solid var(--line);background:#fff;border-radius:var(--r);color:var(--mid);text-decoration:none}
.subnav a:hover{border-color:var(--concrete);color:var(--deep);text-decoration:none}
.subnav a.on{background:var(--deep);border-color:var(--deep);color:#fff}

/* ---------- sections ---------- */
.sec{padding:72px 0;border-bottom:1px solid var(--line)}
.sec.tint{background:var(--mist)}
.sec.plain{border-bottom:0}
.sec > .wrap > h2, .sec-title{
  font-size:clamp(1.35rem,2.6vw,1.85rem);font-weight:800;letter-spacing:-.035em;line-height:1.4;margin:0 0 14px;
}
.sec-lead{font-size:1rem;color:#3A3F45;max-width:70ch;margin:0 0 34px}
.sec p{max-width:78ch}
h3.sub{font-size:1.05rem;font-weight:700;letter-spacing:-.025em;margin:38px 0 12px}
h4.mini{font-size:.92rem;font-weight:700;margin:24px 0 8px;color:var(--deep)}

/* ---------- grids & cards ---------- */
.grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.cell{background:#fff;padding:26px 24px}
.sec.tint .cell{background:#fff}
.cell .idx{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;color:var(--deep);display:block;margin-bottom:12px}
.cell h3{font-size:1.02rem;font-weight:700;letter-spacing:-.025em;margin:0 0 8px}
.cell p{font-size:.9rem;color:var(--mid);margin:0;line-height:1.75}
.cell p + p{margin-top:10px}
.cell ul{margin:10px 0 0;padding-left:17px;font-size:.88rem;color:var(--mid)}
.cell ul li{margin:4px 0}

.cards{display:grid;gap:18px}
.card{border:1px solid var(--line);border-top:2px solid var(--deep);background:#fff;padding:24px}
.card h3{font-size:1rem;margin:0 0 8px;letter-spacing:-.025em}
.card p{font-size:.9rem;color:var(--mid);margin:0}

/* ---------- table ---------- */
.tablewrap{overflow-x:auto;border:1px solid var(--line);background:#fff;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:.88rem}
caption{caption-side:top;text-align:left;font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--mid);padding:0 0 10px}
th,td{padding:12px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line);line-height:1.65}
thead th{background:var(--deep);color:#fff;font-weight:600;font-size:.82rem;letter-spacing:-.01em;border-bottom:0;white-space:nowrap}
tbody tr:last-child td{border-bottom:0}
tbody tr:nth-child(even) td{background:#FAFBFC}
td.first,th.first{font-weight:700;color:var(--ink);white-space:nowrap}
td.num{font-family:var(--mono);font-size:.84rem;white-space:nowrap}
td.c,th.c{text-align:center}
.tnote{font-size:.8rem;color:var(--mid);margin:10px 0 0}

/* ---------- callout ---------- */
.callout{border:1px solid var(--line);border-left:3px solid var(--deep);background:var(--mist);padding:20px 22px;margin:26px 0}
.sec.tint .callout{background:#fff}
.callout h3{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--deep);margin:0 0 8px}
.callout p{margin:0;font-size:.9rem;color:#3A3F45}
.callout p + p{margin-top:9px}

/* ---------- list styles ---------- */
ul.check{list-style:none;margin:18px 0 0;padding:0}
ul.check li{position:relative;padding:0 0 0 22px;margin:9px 0;font-size:.94rem}
ul.check li::before{content:"";position:absolute;left:0;top:12px;width:9px;height:1px;background:var(--deep)}
ol.steps{list-style:none;counter-reset:s;margin:20px 0 0;padding:0;border-top:1px solid var(--line)}
ol.steps li{counter-increment:s;display:grid;grid-template-columns:44px 1fr;gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}
ol.steps li::before{content:counter(s,decimal-leading-zero);grid-column:1;grid-row:1;font-family:var(--mono);font-size:.78rem;color:var(--deep);padding-top:3px}
ol.steps b{grid-column:2;grid-row:1;font-size:.95rem;letter-spacing:-.02em}
ol.steps span{grid-column:2;grid-row:2;font-size:.88rem;color:var(--mid)}

.figure{margin:30px 0 0;border:1px solid var(--line);background:#fff;padding:18px}
.figure img{margin:0 auto}
.figure figcaption{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;color:var(--mid);text-align:center;margin-top:14px}

.kv{border-top:1px solid var(--line)}
.kv div{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:13px 0;border-bottom:1px solid var(--line);font-size:.92rem}
.kv dt{font-weight:700;color:var(--ink);margin:0}
.kv dd{margin:0;color:#3A3F45}

/* ---------- cta band ---------- */
.cta{background:var(--deep);color:#fff;padding:60px 0}
.cta h2{font-size:clamp(1.35rem,2.6vw,1.9rem);font-weight:800;letter-spacing:-.035em;margin:0 0 12px;color:#fff}
.cta p{color:rgba(255,255,255,.86);max-width:60ch;margin:0 0 26px;font-size:.98rem}
.cta .btn{background:#fff;color:var(--deep);border-color:#fff}
.cta .btn:hover{background:var(--deep-tint);color:var(--deep-dark);border-color:var(--deep-tint)}
.cta .btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.cta .btn.ghost:hover{background:rgba(255,255,255,.1);color:#fff}
.cta-in{display:flex;justify-content:space-between;align-items:flex-end;gap:36px;flex-wrap:wrap}

/* ---------- notice list ---------- */
.posts{border-top:1px solid var(--line)}
.post{display:grid;grid-template-columns:112px 1fr;gap:22px;padding:22px 0;border-bottom:1px solid var(--line)}
.post .meta{font-family:var(--mono);font-size:.72rem;color:var(--mid);letter-spacing:.06em}
.post .tag{display:inline-block;margin-top:6px;padding:2px 7px;border:1px solid var(--line);color:var(--deep);font-size:.62rem;letter-spacing:.1em}
.post h3{font-size:1rem;margin:0 0 7px;letter-spacing:-.025em}
.post p{font-size:.9rem;color:var(--mid);margin:0}

/* ---------- form ---------- */
.form{display:grid;gap:16px;max-width:640px}
.field{display:grid;gap:6px}
.field label{font-size:.85rem;font-weight:600}
.field .hint{font-size:.78rem;color:var(--mid);font-weight:400}
input,select,textarea{
  font-family:var(--sans);font-size:.94rem;color:var(--ink);background:#fff;
  border:1px solid var(--line);border-radius:var(--r);padding:11px 13px;width:100%;
}
input:focus,select:focus,textarea:focus{border-color:var(--deep);outline:none;box-shadow:0 0 0 3px var(--deep-tint)}
textarea{min-height:120px;resize:vertical;line-height:1.7}
.checkrow{display:flex;gap:9px;align-items:flex-start;font-size:.86rem;color:#3A3F45}
.checkrow input{width:16px;height:16px;margin-top:4px;flex:0 0 auto}
.formnote{font-size:.8rem;color:var(--mid);margin:0}

/* ---------- footer ---------- */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:56px 0 40px;font-size:.88rem}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.site-footer h3{font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mid);margin:0 0 14px;font-weight:500}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:7px 0}
.site-footer a{color:#3A3F45}
.site-footer a:hover{color:var(--deep)}
.fbrand img{height:30px;margin-bottom:14px}
.fbrand p{font-size:.85rem;color:var(--mid);margin:0 0 6px;max-width:34ch}
.fbot{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.fbot p{margin:0;font-size:.78rem;color:var(--mid)}
.fbot .mono{font-size:.68rem;letter-spacing:.12em;text-transform:uppercase}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(10px)}
.rv.in{opacity:1;transform:none;transition:opacity .5s ease,transform .5s ease}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  .dim-line{animation:none !important}
}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .hero-in{grid-template-columns:1fr;gap:40px;padding-top:56px;padding-bottom:48px}
  .g4{grid-template-columns:repeat(2,1fr)}
  .fgrid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:820px){
  .navtoggle{display:flex}
  .nav{
    display:none;position:absolute;left:0;right:0;top:100%;background:#fff;
    border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:8px var(--gut) 18px;
  }
  .nav.open{display:flex}
  .nav a{padding:13px 4px;border-bottom:1px solid var(--line);border-radius:0}
  .nav a[aria-current="page"]{box-shadow:none}
  .btn-join{margin:14px 0 0;justify-content:center}
  .site-header{position:relative}
  .hbar{position:relative}
}
@media (max-width:680px){
  .tbl-block::before{
    content:"표는 좌우로 넘겨서 보세요";display:block;
    font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;color:var(--mid);margin:0 0 7px;
  }
  .g2,.g3,.g4{grid-template-columns:1fr}
  .sec{padding:52px 0}
  .dim-stops li .t{font-size:.72rem}
  .dim-stops li .n{font-size:.56rem}
  .kv div{grid-template-columns:1fr;gap:2px}
  .post{grid-template-columns:1fr;gap:8px}
  .cta-in{align-items:flex-start}
  .fgrid{grid-template-columns:1fr}
  .pagehead .in{padding:40px 0 34px}
}
@media (max-width:460px){
  .dim-stops li:nth-child(even) .t{display:none}
}

@media print{
  .site-header,.notice-bar,.cta,.navtoggle{display:none}
  body{font-size:11pt}
  .sec{padding:18px 0;border:0}
}