:root{
  --purple:#4B2FD4; --purple-deep:#3A1FB0; --purple-soft:#EEEBFB;
  --lime:#B6F03C; --lime-deep:#9BE000; --ink:#17131F; --muted:#5A6270;
  --bg:#F7F6FD; --card:#fff; --line:#E7E4F3; --radius:20px;
  --shadow:0 10px 30px rgba(43,25,120,.10);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Pretendard','Apple SD Gothic Neo','Malgun Gothic',system-ui,sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.6; -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:800;font-size:20px;letter-spacing:-.5px}
.brand b{color:var(--purple)}
.brand .by{color:var(--lime-deep)}
.nav-links{display:flex;gap:22px;align-items:center}
.nav-links a{color:var(--muted);font-weight:600;font-size:15px}
.nav-links a:hover{color:var(--purple)}
@media(max-width:720px){.nav-links a:not(.btn){display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;
  font-family:inherit;font-weight:700;font-size:16px;border-radius:999px;padding:13px 26px;
  transition:.15s;line-height:1}
.btn-lime{background:var(--lime);color:#22300a}
.btn-lime:hover{background:var(--lime-deep)}
.btn-purple{background:var(--purple);color:#fff}
.btn-purple:hover{background:var(--purple-deep)}
.btn-ghost{background:transparent;color:var(--purple);border:2px solid var(--purple)}
.btn-ghost:hover{background:var(--purple);color:#fff}
.btn-white{background:#fff;color:var(--purple)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.sm{padding:9px 18px;font-size:14px}
.btn.lg{padding:16px 34px;font-size:18px}

/* cards / sections */
.section{padding:70px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.h1{font-size:clamp(28px,5vw,44px);font-weight:800;letter-spacing:-1px;line-height:1.22;margin:0}
.h2{font-size:clamp(23px,3.4vw,32px);font-weight:800;letter-spacing:-.6px;margin:0 0 10px}
.lead{color:var(--muted);font-size:17px}
.eyebrow{display:inline-block;background:var(--purple-soft);color:var(--purple);font-weight:700;
  font-size:13px;padding:6px 14px;border-radius:999px;margin-bottom:14px}
.badge-rec{background:var(--lime);color:#22300a;font-weight:800;font-size:12px;padding:4px 10px;border-radius:999px}

/* steps */
.num{width:38px;height:38px;border-radius:50%;background:var(--lime);color:#22300a;font-weight:800;
  display:flex;align-items:center;justify-content:center;flex:0 0 38px}

/* footer */
.footer{background:var(--purple);color:#fff;padding:50px 0 40px;margin-top:20px}
.footer a{color:#e6e0ff}
.footer .biz{color:#c9beff;font-size:13px;line-height:1.9;margin-top:18px}

/* forms */
.field{margin-bottom:14px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--muted);margin-bottom:6px}
.field input{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;font-size:16px;font-family:inherit}
.field input:focus{outline:none;border-color:var(--purple)}
.notice{background:#FFF7DC;border:1px solid #F2D98A;color:#7a5b00;border-radius:12px;padding:12px 14px;font-size:14px}
.err{background:#FDECEC;border:1px solid #F3B4B4;color:#a12626;border-radius:12px;padding:12px 14px;font-size:14px}
.spin{width:42px;height:42px;border:4px solid var(--purple-soft);border-top-color:var(--purple);
  border-radius:50%;animation:sp 1s linear infinite;margin:0 auto}
@keyframes sp{to{transform:rotate(360deg)}}