:root{
    --ink:#241f3d; --muted:#5c5678; --bg:#f7f6fd; --soft:#f0eefc; --card:#ffffff;
    --brand:#6d4bd8; --brand-dark:#5a3cc0; --brand-soft:rgba(109,75,216,.10);
    --accent:#f0a63c; --line:#e5e0f5;
    --pop:cubic-bezier(.3,1.3,.5,1);
  }
  *{margin:0;padding:0;box-sizing:border-box}
  body{font-family:'Pretendard',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);line-height:1.75;background:var(--bg);-webkit-font-smoothing:antialiased}
  .container{max-width:960px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
  a{color:var(--brand)}
  a:hover{color:var(--brand-dark)}
  ::selection{background:rgba(109,75,216,.18)}
  :focus-visible{outline:2px solid var(--brand);outline-offset:3px}

  .btn{display:inline-block;background:var(--brand);color:#fff;font-weight:700;font-size:17px;padding:15px 34px;border-radius:999px;text-decoration:none;
    box-shadow:0 10px 24px rgba(109,75,216,.28);transition:transform .3s var(--pop),box-shadow .3s,background .25s}
  .btn:hover{background:var(--brand-dark);color:#fff;transform:translateY(-3px) scale(1.02);box-shadow:0 18px 36px rgba(109,75,216,.4)}
  .btn:active{transform:translateY(-1px) scale(.99)}
  .btn-sub{display:inline-block;background:rgba(255,255,255,.7);border:1px solid #fff;color:#5b4a9e;font-weight:600;font-size:15px;padding:14px 24px;border-radius:999px;text-decoration:none;transition:background .25s,transform .25s var(--pop)}
  .btn-sub:hover{background:#fff;color:#5b4a9e;transform:translateY(-2px)}

  /* ── 히어로: 파스텔 메시 그라디언트 ── */
  header{position:relative;overflow:hidden;padding:96px 0 76px;text-align:center;
    background:
      radial-gradient(46% 52% at 12% 4%, rgba(255,179,209,.75), transparent 68%),
      radial-gradient(44% 50% at 92% 18%, rgba(169,243,230,.72), transparent 70%),
      radial-gradient(52% 48% at 68% 98%, rgba(255,224,138,.55), transparent 70%),
      var(--soft)}
  header::before{content:"";position:absolute;width:420px;height:420px;left:-110px;top:-140px;border-radius:50%;pointer-events:none;
    background:radial-gradient(closest-side, rgba(184,198,255,.55), transparent);animation:blob 24s ease-in-out infinite}
  header::after{content:"";position:absolute;inset:0;pointer-events:none;
    background:linear-gradient(180deg, rgba(255,255,255,.30), rgba(247,246,253,.85) 88%, var(--bg))}
  @keyframes blob{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(6%,-4%) scale(1.1)}}
  @media (prefers-reduced-motion:reduce){header::before{animation:none}}
  .pill{display:inline-block;background:rgba(255,255,255,.75);border:1px solid #fff;box-shadow:0 6px 18px rgba(87,64,160,.10);
    border-radius:999px;padding:8px 20px;font-size:14px;font-weight:600;color:#5b4a9e;margin-bottom:26px}
  h1{font-size:clamp(32px,6vw,52px);font-weight:900;letter-spacing:-1.5px;line-height:1.26}
  h1 .hl{color:var(--brand)}
  header .sub{font-size:19px;color:var(--muted);margin:20px auto 34px;max-width:600px}
  .trust{display:flex;justify-content:center;gap:14px;margin-top:38px;flex-wrap:wrap}
  .trust span{font-size:14px;color:var(--muted);background:rgba(255,255,255,.72);border:1px solid #fff;border-radius:999px;padding:8px 18px}
  .trust b{color:var(--ink)}

  section{padding:80px 0;position:relative}
  section.alt{background:
      radial-gradient(38% 44% at 6% 0%, rgba(184,198,255,.30), transparent 70%),
      radial-gradient(36% 42% at 96% 90%, rgba(169,243,230,.34), transparent 72%),
      var(--soft)}
  h2{font-size:31px;font-weight:800;letter-spacing:-.6px;text-align:center;margin-bottom:12px}
  .lead{text-align:center;color:var(--muted);margin-bottom:46px;font-size:17px;text-wrap:pretty}

  /* ── 공통 카드 ── */
  .marquee{overflow:hidden;margin-top:6px;
    -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
    mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
  .marq-track{display:flex;gap:22px;width:max-content;padding:14px 0;
    animation:marq 48s linear infinite;will-change:transform}
  .marquee:hover .marq-track{animation-play-state:paused}
  .marq-track img{height:250px;width:auto;border-radius:20px;flex:0 0 auto;
    box-shadow:0 8px 24px rgba(87,64,160,.12)}
  @keyframes marq{to{transform:translateX(calc(-50% - 11px))}}
  @media (max-width:640px){.marq-track img{height:185px}}
  @media (prefers-reduced-motion:reduce){.marq-track{animation:none}}

  .samples{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
  .sample{border:1px solid #fff;border-radius:22px;overflow:hidden;background:rgba(255,255,255,.85);text-decoration:none;color:var(--ink);
    box-shadow:0 8px 24px rgba(87,64,160,.10);transition:transform .35s var(--pop),box-shadow .35s;display:flex;flex-direction:column;height:100%}
  .sample:hover{transform:translateY(-7px);box-shadow:0 26px 48px rgba(87,64,160,.22);color:var(--ink)}
  .sthumb{display:block;width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top;background:#efeafc;flex-shrink:0}
  .thumb.t1{background:linear-gradient(135deg,#2b2450,#5a4bb8)}
  .thumb.t2{background:linear-gradient(135deg,#ff9db8,#ffd98a)}
  .thumb.t3{background:linear-gradient(135deg,#6d4bd8,#8fe3d2)}
  .sample .body{padding:20px 22px;display:flex;flex-direction:column;flex:1}
  .sample h3{font-size:17px}
  .sample p{font-size:14px;color:var(--muted);margin-top:4px}
  .sample .view{font-size:14px;color:var(--brand);font-weight:700;margin-top:auto;padding-top:12px;display:inline-block;transition:transform .3s}
  .sample:hover .view{transform:translateX(4px)}

  .prods{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
  .prod{display:block;border:1px solid #fff;border-radius:22px;overflow:hidden;background:rgba(255,255,255,.85);cursor:pointer;
    box-shadow:0 8px 24px rgba(87,64,160,.10);transition:transform .35s var(--pop),box-shadow .35s;
    text-align:left;padding:0;font:inherit;color:var(--ink);text-decoration:none;-webkit-appearance:none;appearance:none}
  .prod:hover{transform:translateY(-7px);box-shadow:0 26px 48px rgba(87,64,160,.22);color:var(--ink)}
  .prod img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:cover;background:#efeafc}
  .prod .body{padding:20px 22px}
  .prod h3{font-size:17px}
  .prod p{font-size:14px;color:var(--muted);margin-top:4px}
  .prod .view{font-size:14px;color:var(--brand);font-weight:700;margin-top:12px;display:inline-block;transition:transform .3s}
  .prod:hover .view{transform:translateX(4px)}

  .viewer{position:fixed;inset:0;background:rgba(29,24,54,.92);z-index:100;display:none;overflow-y:auto;-webkit-overflow-scrolling:touch}
  .viewer.open{display:block}
  .viewer .vhead{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;
    padding:14px 18px;background:rgba(29,24,54,.85);backdrop-filter:blur(8px)}
  .viewer .vhead b{color:#fff;font-size:15px}
  .viewer .vclose{background:rgba(255,255,255,.14);border:0;color:#fff;font-size:15px;font-weight:700;
    border-radius:999px;padding:8px 18px;cursor:pointer;transition:background .2s}
  .viewer .vclose:hover{background:rgba(255,255,255,.26)}
  .viewer .stack{max-width:640px;margin:0 auto;padding:0 0 60px;background:#1d1836}
  .viewer .stack img{display:block;width:100%;aspect-ratio:1/1;background:#1d1836}

  .steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}
  .step{background:rgba(255,255,255,.85);border:1px solid #fff;border-radius:22px;padding:28px 24px;text-align:center;
    box-shadow:0 8px 22px rgba(87,64,160,.08);transition:transform .35s var(--pop),box-shadow .35s}
  .step:hover{transform:translateY(-6px);box-shadow:0 22px 42px rgba(87,64,160,.18)}
  .step .n{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#7c5ce8,#5a3cc0);color:#fff;font-weight:800;
    display:flex;align-items:center;justify-content:center;margin:0 auto 14px;box-shadow:0 6px 16px rgba(109,75,216,.32)}
  .step h3{font-size:16px;margin-bottom:6px}
  .step p{font-size:14px;color:var(--muted)}

  .pgroup{text-align:center;font-size:21px;font-weight:800;margin-bottom:26px;letter-spacing:-.5px}
  .prices{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px;align-items:stretch}
  .price{background:rgba(255,255,255,.88);border:1px solid #fff;border-radius:24px;padding:34px 28px;position:relative;
    box-shadow:0 8px 24px rgba(87,64,160,.10);transition:transform .35s var(--pop),box-shadow .35s}
  .price:hover{transform:translateY(-6px);box-shadow:0 24px 44px rgba(87,64,160,.20)}
  .price.featured{border:2px solid var(--brand);box-shadow:0 14px 34px rgba(109,75,216,.20)}
  .price .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#ffb46b,#f0a63c);color:#3b2508;
    font-size:12px;font-weight:800;border-radius:999px;padding:4px 16px;box-shadow:0 6px 14px rgba(240,166,60,.35)}
  .price h3{font-size:14px;color:var(--muted);font-weight:700;letter-spacing:1px}
  .price .amount{font-size:34px;font-weight:900;margin:8px 0 4px}
  .price .amount s{font-size:18px;color:var(--muted);font-weight:400;margin-right:6px}
  .price ul{list-style:none;margin-top:18px}
  .price li{font-size:14.5px;padding:8px 0;border-bottom:1px solid var(--line);color:var(--ink)}
  .price li::before{content:'✓ ';color:var(--brand);font-weight:800}

  .faq{max-width:680px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
  details{border:1px solid #fff;border-radius:18px;padding:18px 24px;background:rgba(255,255,255,.85);
    box-shadow:0 6px 18px rgba(87,64,160,.07);transition:box-shadow .3s,transform .3s var(--pop)}
  details:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(87,64,160,.14)}
  details[open]{background:#fff}
  summary{font-weight:700;cursor:pointer;font-size:16px;list-style:none}
  summary::-webkit-details-marker{display:none}
  summary::after{content:'+';float:right;color:var(--brand);font-weight:800;transition:transform .25s}
  details[open] summary::after{content:'−'}
  details p{margin-top:10px;color:var(--muted);font-size:15px}

  .contact-row{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
  .kakao-btn{background:#FEE500;color:#191600;box-shadow:0 10px 24px rgba(254,229,0,.24)}
  .kakao-btn:hover{background:#f5dc00;color:#191600;box-shadow:0 18px 34px rgba(254,229,0,.34)}

  /* ── 최종 CTA: 딥 퍼플 + 광원 ── */
  .final{position:relative;overflow:hidden;text-align:center;padding:92px 0;color:#f3f0ff;
    background:radial-gradient(60% 70% at 50% -10%, #4a3a95 0%, #2c2456 48%, #221d3a 100%)}
  .final::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
    background-image:radial-gradient(rgba(255,255,255,.5) .7px, transparent .8px);background-size:34px 34px}
  .final h2{color:#fff}
  .final p{color:#b8afe0;margin-bottom:30px}

  /* ── 위로가기 & 챗봇 ── */
  .totop{position:fixed;right:22px;bottom:96px;z-index:90;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
    background:rgba(255,255,255,.92);color:var(--brand);font-size:19px;font-weight:800;cursor:pointer;
    box-shadow:0 8px 20px rgba(87,64,160,.18);opacity:0;pointer-events:none;transform:translateY(8px);
    transition:opacity .3s,transform .3s var(--pop)}
  .totop.show{opacity:1;pointer-events:auto;transform:translateY(0)}
  .chat-fab{position:fixed;right:18px;bottom:22px;z-index:95;display:flex;align-items:center;gap:8px;
    background:#FEE500;color:#191600;border:0;border-radius:999px;padding:14px 20px;font-size:15.5px;font-weight:800;cursor:pointer;
    font-family:inherit;box-shadow:0 12px 28px rgba(0,0,0,.22);transition:transform .3s var(--pop),box-shadow .3s}
  .chat-fab:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 18px 36px rgba(0,0,0,.28)}
  .chat-fab svg{width:20px;height:20px;flex:0 0 auto}
  .chat-panel{position:fixed;right:16px;bottom:88px;z-index:96;width:min(372px,calc(100vw - 32px));
    height:min(600px,calc(100dvh - 120px));display:flex;flex-direction:column;overflow:hidden;
    background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:0 30px 70px rgba(29,24,54,.35);
    opacity:0;pointer-events:none;transform:translateY(24px) scale(.97);transform-origin:bottom right;
    transition:opacity .35s,transform .35s var(--pop)}
  .chat-panel.open{opacity:1;pointer-events:auto;transform:translateY(0) scale(1)}
  .chead{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;
    background:linear-gradient(135deg,#7c5ce8,#5a3cc0);color:#fff}
  .chead b{font-size:15.5px;display:block}
  .chead span{font-size:12px;opacity:.85}
  .chead button{background:rgba(255,255,255,.18);border:0;color:#fff;width:30px;height:30px;border-radius:50%;
    font-size:14px;cursor:pointer;font-family:inherit}
  .cbody{flex:1;overflow-y:auto;padding:16px 14px;background:var(--soft);display:flex;flex-direction:column;gap:10px}
  .cmsg{max-width:86%;padding:11px 14px;border-radius:16px;font-size:14px;line-height:1.6;
    animation:cin .3s var(--pop)}
  @keyframes cin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
  .cmsg.bot{background:#fff;border:1px solid var(--line);border-bottom-left-radius:5px;align-self:flex-start;box-shadow:0 3px 10px rgba(87,64,160,.07)}
  .cmsg.user{background:var(--brand);color:#fff;border-bottom-right-radius:5px;align-self:flex-end}
  .cmsg.bot b{color:var(--brand-dark)}
  .chips{display:flex;flex-wrap:wrap;gap:7px;align-self:flex-start;max-width:100%}
  .chip{background:#fff;border:1.5px solid rgba(109,75,216,.4);color:var(--brand-dark);border-radius:999px;
    padding:7px 13px;font-size:12.5px;font-weight:700;cursor:pointer;font-family:inherit;transition:background .2s,transform .2s var(--pop)}
  .chip:hover{background:var(--brand-soft);transform:translateY(-1px)}
  .ckakao{padding:10px 14px 4px;background:#fff;border-top:1px solid var(--line)}
  .ckakao a{display:flex;align-items:center;justify-content:center;gap:8px;background:#FEE500;color:#191600;
    border-radius:12px;padding:11px;font-size:14px;font-weight:800;text-decoration:none}
  .ckakao a:hover{background:#f5dc00;color:#191600}
  .cfoot{display:flex;gap:8px;padding:10px 14px 14px;background:#fff}
  .cfoot input{flex:1;border:1.5px solid var(--line);border-radius:999px;padding:10px 16px;font-size:14px;font-family:inherit;outline:none}
  .cfoot input:focus{border-color:var(--brand)}
  .cfoot button{background:var(--brand);color:#fff;border:0;border-radius:999px;padding:10px 16px;font-size:14px;font-weight:800;cursor:pointer;font-family:inherit}

  footer{padding:30px 0;text-align:center;font-size:13px;color:var(--muted)}