:root{
    --bg:#0a0f1c;
    --surface:#111a2c;
    --surface-2:#182238;
    --accent:#4ce0c0;
    --accent-2:#8b7ff0;
    --text:#eaf0f6;
    --text-muted:#8ea0b8;
    --border:rgba(255,255,255,0.08);
    --radius:14px;
    --mono:'JetBrains Mono', monospace;
    --sans:'Pretendard Variable','Pretendard',-apple-system,sans-serif;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:var(--sans);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  a{color:inherit; text-decoration:none;}
  img{max-width:100%; display:block;}
  .wrap{max-width:1160px; margin:0 auto; padding:0 24px;}
  .eyebrow{
    font-family:var(--mono);
    font-size:12.5px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--accent);
    display:inline-flex;
    align-items:center;
    gap:8px;
    margin-bottom:14px;
  }
  .eyebrow::before{
    content:"";
    width:6px; height:6px; border-radius:50%;
    background:var(--accent);
    box-shadow:0 0 10px var(--accent);
  }
  h1,h2,h3{font-weight:800; letter-spacing:-0.02em; line-height:1.25;}
  section{padding:104px 0;}
  @media(max-width:720px){section{padding:72px 0;}}

  /* ---------- Header ---------- */
  header{
    position:fixed; top:0; left:0; right:0; z-index:100;
    background:rgba(10,15,28,0.72);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--border);
  }
  .nav{
    position:relative;
    max-width:1160px; margin:0 auto; padding:0 24px;
    height:72px; display:flex; align-items:center; justify-content:space-between;
  }
  .logo{
    font-family:var(--mono); font-weight:700; font-size:19px;
    display:flex; align-items:baseline; gap:2px;
  }
  .logo .jm{color:var(--accent);}
  .logo .pc{
    color:var(--text); border:1px solid var(--border);
    padding:1px 6px; border-radius:5px; font-size:13px;
    margin-left:4px;
  }
  .nav-links{display:flex; gap:36px; font-size:14.5px; color:var(--text-muted);}
  .nav-links a:hover{color:var(--text);}
  .nav-cta{
    font-family:var(--mono); font-size:13.5px; font-weight:600;
    background:var(--accent); color:#062621;
    padding:10px 18px; border-radius:8px;
  }
  .nav-toggle{display:none; flex-direction:column; gap:5px; cursor:pointer; background:none; border:none; padding:6px; z-index:110;}
  .nav-toggle span{width:22px; height:2px; background:var(--text); transition:transform .2s ease, opacity .2s ease;}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle.open span:nth-child(2){opacity:0;}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
  .nav-cta-mobile{display:none;}
  @media(max-width:860px){
    .nav-links{
      display:flex; flex-direction:column; gap:0;
      position:absolute; top:72px; left:0; right:0;
      background:rgba(10,15,28,0.98); backdrop-filter:blur(14px);
      border-bottom:1px solid var(--border);
      max-height:0; overflow:hidden;
      transition:max-height .25s ease;
    }
    .nav-links.open{max-height:340px;}
    .nav-links a{padding:16px 24px; border-top:1px solid var(--border); color:var(--text); font-size:15.5px;}
    .nav-cta-mobile{display:block; color:var(--accent); font-weight:700;}
    .nav-cta{display:none;}
    .nav-toggle{display:flex;}
  }

  /* ---------- Hero ---------- */
  .hero{
    padding:172px 0 100px;
    position:relative;
    overflow:hidden;
  }
  .hero::before{
    content:"";
    position:absolute; top:-200px; right:-160px;
    width:560px; height:560px; border-radius:50%;
    background:radial-gradient(circle, rgba(76,224,192,0.16), transparent 70%);
    pointer-events:none;
  }
  .hero-grid{
    display:grid; grid-template-columns:1.05fr 0.95fr; gap:56px; align-items:center;
  }
  @media(max-width:900px){.hero-grid{grid-template-columns:1fr;} .hero{padding-top:132px;}}
  .hero h1{
    font-size:clamp(34px,4.6vw,54px);
    margin-bottom:22px;
  }
  .hero h1 .accent{
    background:linear-gradient(90deg,var(--accent),var(--accent-2));
    -webkit-background-clip:text; background-clip:text; color:transparent;
  }
  .hero p{
    color:var(--text-muted); font-size:16.5px; max-width:480px; margin-bottom:34px;
  }
  .hero-ctas{display:flex; gap:12px; flex-wrap:wrap;}
  .btn{
    font-family:var(--sans); font-weight:600; font-size:15px;
    padding:14px 24px; border-radius:10px; display:inline-flex; align-items:center; gap:8px;
    transition:transform .15s ease, box-shadow .15s ease;
  }
  .btn:hover{transform:translateY(-2px);}
  .btn-primary{background:var(--accent); color:#062621; box-shadow:0 8px 24px rgba(76,224,192,0.22);}
  .btn-ghost{background:var(--surface-2); color:var(--text); border:1px solid var(--border);}

  /* Signature: monitor wall */
  .monitor-wall{
    display:grid; grid-template-columns:repeat(3,1fr); gap:14px;
  }
  .monitor{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:10px;
    aspect-ratio:4/3;
    padding:10px;
    position:relative;
    overflow:hidden;
  }
  .monitor .screen{
    height:100%; border-radius:5px;
    background:linear-gradient(160deg,#0d1524,#0a0f1c);
    position:relative; overflow:hidden;
    border:1px solid rgba(255,255,255,0.05);
  }
  .monitor .scan{
    position:absolute; left:0; right:0; height:40%;
    background:linear-gradient(180deg, rgba(76,224,192,0.14), transparent);
    animation:scan 4.5s linear infinite;
  }
  @keyframes scan{0%{top:-40%;} 100%{top:100%;}}
  .monitor .tag{
    position:absolute; bottom:6px; left:8px;
    font-family:var(--mono); font-size:9px; color:var(--text-muted); letter-spacing:.05em;
  }
  .monitor .scene{position:absolute; inset:0; width:100%; height:100%; object-fit:cover;}
  .screen.g1{background:radial-gradient(circle at 50% 45%, #2a1414, #0a0f1c 75%);}
  .screen.g2{background:radial-gradient(circle at 40% 30%, #12281a, #0a0f1c 75%);}
  .screen.g3{background:radial-gradient(circle at 60% 40%, #23200f, #0a0f1c 75%);}
  .screen.g4{background:radial-gradient(circle at 50% 50%, #211328, #0a0f1c 75%);}
  .screen.g5{background:radial-gradient(circle at 50% 40%, #0f2622, #0a0f1c 75%);}
  .screen.g6{background:radial-gradient(circle at 45% 35%, #241a0d, #0a0f1c 75%);}
  .monitor.active{border-color:rgba(76,224,192,0.5); box-shadow:0 0 0 1px rgba(76,224,192,0.15), 0 12px 30px rgba(76,224,192,0.12);}
  .monitor.active .tag{color:var(--accent);}
  .monitor.active .tag::before{content:"● "; color:var(--accent);}
  .monitor .cursor{
    position:absolute; width:3px; height:10px; background:var(--accent);
    top:14px; left:14px; animation:blink 1.1s steps(2) infinite;
  }
  @keyframes blink{50%{opacity:0;}}
  @media(prefers-reduced-motion: reduce){
    .scan{animation:none;} .cursor{animation:none;}
  }
  @media(max-width:900px){.monitor-wall{grid-template-columns:repeat(3,1fr); max-width:420px; margin:0 auto;}}

  /* ---------- Section heads ---------- */
  .section-head{max-width:560px; margin-bottom:56px;}
  .section-head h2{font-size:clamp(26px,3.2vw,36px);}
  .section-head p{color:var(--text-muted); margin-top:14px; font-size:15.5px;}

  /* ---------- Feature cards ---------- */
  .grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:20px;}
  @media(max-width:820px){.grid-3{grid-template-columns:1fr;}}
  .card{
    background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
    padding:30px 26px;
  }
  .card .num{font-family:var(--mono); color:var(--accent); font-size:13px; margin-bottom:16px; display:block;}
  .card h3{font-size:19px; margin-bottom:10px;}
  .card p{color:var(--text-muted); font-size:14.5px;}

  /* ---------- Trust strip ---------- */
  .trust{background:var(--surface); border-top:1px solid var(--border); border-bottom:1px solid var(--border);}
  .trust-grid{display:grid; grid-template-columns:1fr 1fr; gap:40px;}
  @media(max-width:820px){.trust-grid{grid-template-columns:1fr;}}
  .trust-item h3{font-size:20px; margin-bottom:10px; display:flex; align-items:center; gap:10px;}
  .trust-item h3::before{content:"◆"; color:var(--accent); font-size:13px;}
  .trust-item p{color:var(--text-muted); font-size:14.5px;}

  /* ---------- Process ---------- */
  .process{display:grid; grid-template-columns:repeat(3,1fr); gap:0; position:relative;}
  @media(max-width:820px){.process{grid-template-columns:1fr; gap:28px;}}
  .step{position:relative; padding:0 26px;}
  .step:first-child{padding-left:0;}
  .step-num{
    font-family:var(--mono); font-size:34px; font-weight:700;
    color:transparent; -webkit-text-stroke:1px var(--accent);
    margin-bottom:18px; display:block;
  }
  .step h3{font-size:18px; margin-bottom:8px;}
  .step p{color:var(--text-muted); font-size:14.5px;}
  .step::after{
    content:"→"; position:absolute; right:-6px; top:6px; color:var(--border); font-size:20px;
  }
  .step:last-child::after{display:none;}
  @media(max-width:820px){.step::after{display:none;} .step{padding:0;}}

  /* ---------- Testimonials ---------- */
  .test-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:18px;}
  @media(max-width:900px){.test-grid{grid-template-columns:1fr 1fr;}}
  @media(max-width:620px){.test-grid{grid-template-columns:1fr;}}
  .test{
    background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
    padding:24px; font-size:14.5px;
  }
  .test p{color:var(--text); margin-bottom:16px;}
  .test .who{color:var(--text-muted); font-family:var(--mono); font-size:12.5px;}

  /* ---------- Pricing ---------- */
  .price-note{
    font-family:var(--mono); font-size:13px; color:var(--text-muted);
    background:var(--surface); border:1px dashed var(--border); border-radius:10px;
    padding:14px 18px; margin-bottom:36px;
  }
  .price-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:20px;}
  @media(max-width:900px){.price-grid{grid-template-columns:1fr;}}
  .price-card{
    background:var(--surface); border:1px solid var(--border); border-radius:var(--radius);
    padding:30px 26px; display:flex; flex-direction:column;
  }
  .price-card.featured{
    border-color:rgba(76,224,192,0.5);
    background:linear-gradient(180deg, rgba(76,224,192,0.06), var(--surface) 40%);
    position:relative;
  }
  .price-card.featured::before{
    content:"인기"; position:absolute; top:-12px; right:22px;
    background:var(--accent); color:#062621; font-family:var(--mono);
    font-size:11px; font-weight:700; padding:4px 10px; border-radius:6px;
  }
  .price-card h3{font-size:16px; color:var(--text-muted); font-weight:600; margin-bottom:6px;}
  .price-card .amount{font-family:var(--mono); font-size:28px; font-weight:700; margin-bottom:4px;}
  .price-card .amount span{font-size:13px; color:var(--text-muted); font-weight:400;}
  .price-card .desc{color:var(--text-muted); font-size:13px; margin-bottom:22px;}
  .price-card ul{list-style:none; margin-bottom:26px; flex:1;}
  .price-card li{
    font-size:14px; color:var(--text); padding:9px 0; border-top:1px solid var(--border);
    display:flex; gap:8px;
  }
  .price-card li::before{content:"✓"; color:var(--accent);}
  .price-card .btn{justify-content:center; width:100%;}
  .price-svg-wrap{width:100%; overflow-x:auto;}
  .price-svg-wrap img{width:100%; height:auto; min-width:640px; display:block;}
  .price-caption{color:var(--text-muted); font-size:13px; margin-top:16px;}

  /* ---------- FAQ ---------- */
  .faq-item{border-bottom:1px solid var(--border);}
  .faq-q{
    width:100%; text-align:left; background:none; border:none; color:var(--text);
    font-family:var(--sans); font-size:16.5px; font-weight:600;
    padding:22px 0; display:flex; justify-content:space-between; align-items:center; cursor:pointer;
  }
  .faq-q .plus{font-family:var(--mono); color:var(--accent); font-size:20px; transition:transform .2s;}
  .faq-item.open .plus{transform:rotate(45deg);}
  .faq-a{
    max-height:0; overflow:hidden; color:var(--text-muted); font-size:14.5px;
    transition:max-height .25s ease;
  }
  .faq-a p{padding-bottom:22px;}
  .faq-item.open .faq-a{max-height:300px;}

  /* ---------- CTA band ---------- */
  .cta-band{
    background:var(--surface); border:1px solid var(--border); border-radius:20px;
    padding:56px; text-align:center; margin:0 24px;
  }
  .cta-band h2{font-size:clamp(24px,3vw,32px); margin-bottom:14px;}
  .cta-band p{color:var(--text-muted); margin-bottom:28px;}
  .cta-actions{display:flex; gap:12px; justify-content:center; flex-wrap:wrap;}

  /* ---------- Footer ---------- */
  footer{border-top:1px solid var(--border); padding:48px 0 32px;}
  .foot-grid{display:flex; justify-content:space-between; flex-wrap:wrap; gap:24px; margin-bottom:28px;}
  .foot-info{color:var(--text-muted); font-size:13.5px; line-height:1.9;}
  .foot-contact{display:flex; gap:12px; flex-wrap:wrap;}
  .foot-copy{color:var(--text-muted); font-size:12.5px; font-family:var(--mono); border-top:1px solid var(--border); padding-top:22px;}