:root{
    --bg:#070a0f; --bg2:#0e131b; --ink:#eef1f5; --sub:#9aa4b2; --faint:#5f6977;
    --line:rgba(255,255,255,.09); --line2:rgba(255,255,255,.18);
    --cyan:#8d93ea; --brass:#e5543c; --bg3:#151a20;
    --disp:"Space Grotesk",Pretendard,sans-serif;
    --sans:Pretendard,-apple-system,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
    --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
    --serif:Pretendard,sans-serif;
    --gx:clamp(16px,4.2vw,64px);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html,body{height:100%}
  body{font-family:var(--sans);background:var(--bg);color:var(--ink);overflow:hidden;word-break:keep-all;-webkit-font-smoothing:antialiased}
  @media (max-height:560px){body{overflow:auto}}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}

  #twin{position:fixed;inset:0;width:100%;height:100%;z-index:0}
  .shade{position:fixed;inset:0;z-index:1;pointer-events:none;
    background:linear-gradient(90deg,rgba(7,10,15,.92) 0%,rgba(7,10,15,.55) 45%,rgba(7,10,15,.1) 75%),
               linear-gradient(0deg,rgba(7,10,15,.95) 0%,rgba(7,10,15,0) 40%)}
  .page{position:relative;z-index:2;height:100svh;min-height:520px;display:grid;grid-template-rows:auto 1fr auto;overflow:hidden}

  .top{display:flex;align-items:center;justify-content:space-between;padding:clamp(16px,3vh,28px) var(--gx)}
  .mark{display:flex;align-items:center;gap:12px}
  .logo{display:block;height:40px;width:auto}
  .right{display:flex;align-items:center;gap:clamp(14px,2.6vw,36px)}
  nav{display:flex;gap:clamp(14px,2.4vw,32px);font-size:14px;color:var(--sub)}
  nav button{padding:4px 0;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
  nav button:hover{color:var(--ink);border-color:var(--cyan)}
  .lang{display:flex;font-family:var(--mono);font-size:11px;border:1px solid var(--line2);border-radius:999px;overflow:hidden}
  .lang button{padding:5px 10px;color:var(--faint);letter-spacing:.08em}
  .lang button.on{background:var(--ink);color:var(--bg)}

  main{display:flex;align-items:center;padding:0 var(--gx);min-height:0}
  .copy{max-width:760px}
  .kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12px;letter-spacing:.18em;
          color:var(--cyan);padding:6px 12px;border:1px solid rgba(141,147,234,.35);border-radius:999px;background:rgba(141,147,234,.06)}
  .kicker i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);animation:pulse 2s infinite}
  @keyframes pulse{50%{opacity:.35}}
  .disp{margin-top:clamp(16px,3vh,28px);font-family:var(--disp);font-weight:600;letter-spacing:-.035em;line-height:.98;
        font-size:clamp(40px,min(7.4vw,11vh),112px)}
  .disp span{display:block}
  .disp .g{background:linear-gradient(90deg,#eef1f5 0%,#8d93ea 50%,#e5543c 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
  h1{margin-top:clamp(14px,2.6vh,24px);font-size:clamp(17px,2.6vh,22px);font-weight:600;letter-spacing:-.01em}
  .lead{margin-top:8px;font-size:clamp(14px,1.9vh,16px);color:var(--sub);line-height:1.7;max-width:540px}
  .cta{margin-top:clamp(18px,3.6vh,36px);display:flex;gap:12px;flex-wrap:wrap}
  .btn{height:50px;padding:0 24px;display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:600;
       border-radius:999px;border:1px solid var(--line2);transition:background .2s,color .2s,border-color .2s;backdrop-filter:blur(6px)}
  .btn svg{width:14px;height:14px;transition:transform .2s}
  .btn:hover svg{transform:translateX(3px)}
  .btn.solid{background:var(--ink);color:var(--bg);border-color:var(--ink)}
  .btn.solid:hover{background:var(--cyan);border-color:var(--cyan)}
  .btn.ghost{background:rgba(255,255,255,.04)}
  .btn.ghost:hover{border-color:var(--ink)}

  .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(8px,1vw,14px);padding:0 var(--gx) clamp(16px,3vh,30px)}
  .card{position:relative;text-align:left;padding:clamp(14px,2.2vh,22px) clamp(14px,1.4vw,20px);border:1px solid var(--line);border-radius:14px;
        background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
        transition:border-color .25s,transform .25s,background .25s;overflow:hidden}
  .card:hover{border-color:rgba(141,147,234,.5);transform:translateY(-3px)}
  .card::after{content:"";position:absolute;left:0;top:0;height:2px;width:0;background:linear-gradient(90deg,var(--cyan),var(--brass));transition:width .4s}
  .card:hover::after{width:100%}
  .card .h{display:flex;justify-content:space-between;align-items:center}
  .card .n{font-family:var(--mono);font-size:11px;color:var(--cyan);letter-spacing:.14em}
  .card .h svg{width:22px;height:22px;color:var(--sub)}
  .card h3{margin-top:clamp(8px,1.6vh,16px);font-size:16.5px;font-weight:700}
  .card .en{font-family:var(--disp);font-size:12px;color:var(--faint);letter-spacing:.04em;margin-top:2px}
  .card p{margin-top:8px;font-size:13px;color:var(--sub);line-height:1.55}
  .card .go{position:absolute;right:16px;bottom:14px;width:14px;height:14px;color:var(--faint);transition:color .2s,transform .2s}
  .card:hover .go{color:var(--cyan);transform:translateX(3px)}

  /* 패널 (안 3과 동일 구조) */
  .panel{position:fixed;inset:0;z-index:10;background:rgba(5,7,10,.7);backdrop-filter:blur(6px);
         display:flex;justify-content:flex-end;opacity:0;pointer-events:none;transition:opacity .3s}
  .panel.on{opacity:1;pointer-events:auto}
  .sheet{width:min(560px,100%);height:100%;background:var(--bg2);border-left:1px solid var(--line);
         padding:clamp(24px,4vh,44px) clamp(20px,3vw,44px);display:flex;flex-direction:column;
         transform:translateX(24px);transition:transform .35s cubic-bezier(.2,.8,.2,1);overflow:auto}
  .panel.on .sheet{transform:none}
  .sheet header{display:flex;justify-content:space-between;align-items:center}
  .sheet header span{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--cyan)}
  .x{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--line2);border-radius:50%}
  .x:hover{border-color:var(--ink)}
  .x svg{width:14px;height:14px}
  .sheet h2{margin-top:clamp(18px,3.4vh,32px);font-weight:700;font-size:clamp(24px,3.6vh,30px);line-height:1.35;letter-spacing:-.02em}
  .steps{margin-top:clamp(16px,3vh,28px);list-style:none}
  .steps li{display:grid;grid-template-columns:52px 1fr;padding:clamp(12px,2vh,18px) 0;border-top:1px solid var(--line)}
  .steps li:last-child{border-bottom:1px solid var(--line)}
  .steps b{font-family:var(--mono);font-size:12px;color:var(--cyan);font-weight:500;padding-top:3px}
  .steps h4{font-size:15.5px;font-weight:600}
  .steps h4 small{font-family:var(--mono);font-size:10.5px;color:var(--faint);letter-spacing:.14em;margin-left:8px;font-weight:400}
  .steps p{margin-top:4px;font-size:13.5px;color:var(--sub);line-height:1.6}
  .ct{margin-top:24px;display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
  .ct div{background:var(--bg2);padding:16px 18px}
  .ct small{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:var(--faint)}
  .ct a,.ct strong{display:block;margin-top:4px;font-size:16px;font-weight:600}
  .note{margin-top:18px;font-size:13px;color:var(--sub);line-height:1.7}
  .sheet .btn{margin-top:24px;align-self:flex-start}

  @media (max-width:1024px){ .cards{grid-template-columns:1fr 1fr} .cards .card:last-child{grid-column:1 / -1} .card p{display:none} }
  @media (max-width:640px){
    nav .hide-m{display:none}
    nav button[data-open="p-way"]{display:none}
    .logo{height:26px}
    nav{white-space:nowrap}
    nav{font-size:13px}
    .shade{background:linear-gradient(0deg,rgba(7,10,15,.96) 0%,rgba(7,10,15,.6) 55%,rgba(7,10,15,.35) 100%)}
    .card .en{display:none}
    .card h3{font-size:15px;margin-top:8px}
    .card .h svg{width:18px;height:18px}
    .cta .btn{flex:1;justify-content:center;padding:0 14px}
  }
  @media (max-width:640px) and (max-height:700px){ .lead{display:none} }