:root{
  --bg0:#06151c;
  --bg1:#071e27;
  --card:rgba(255,255,255,.06);
  --card2:rgba(255,255,255,.08);
  --text:#e9fbff;
  --muted:rgba(233,251,255,.72);
  --muted2:rgba(233,251,255,.56);
  --line:rgba(233,251,255,.14);
  --primary:#2af598;
  --primary2:#08aeea;
  --danger:#ff5a7a;
  --warn:#ffc857;
  --shadow:0 24px 60px rgba(0,0,0,.45);
  --radius:18px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple SD Gothic Neo","Noto Sans KR",sans-serif;
  color:var(--text);
  background:radial-gradient(1200px 800px at 15% 10%, rgba(42,245,152,.25), transparent 60%),
             radial-gradient(1000px 700px at 85% 20%, rgba(8,174,234,.25), transparent 55%),
             linear-gradient(180deg, var(--bg0), var(--bg1));
}
a{color:inherit;text-decoration:none}
.container{width:min(1120px, 92%);margin:0 auto}
.skip{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip:focus{left:16px;top:16px;width:auto;height:auto;padding:10px 12px;background:#000;border:1px solid var(--line);border-radius:10px;z-index:9999}

.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(6,21,28,.55);border-bottom:1px solid rgba(233,251,255,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:14px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.2px}
.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#001117;box-shadow:0 10px 28px rgba(8,174,234,.22)}
.brand-text{font-size:15px}
.nav{display:flex;gap:16px;align-items:center}
.nav-link{padding:10px 12px;border-radius:12px;color:var(--muted);border:1px solid transparent}
.nav-link:hover{color:var(--text);border-color:rgba(233,251,255,.12);background:rgba(255,255,255,.04)}
.nav-link.is-active{color:var(--text);border-color:rgba(42,245,152,.28);background:rgba(42,245,152,.08)}
.icon-btn{border:1px solid rgba(233,251,255,.12);background:rgba(255,255,255,.04);color:var(--text);border-radius:12px;padding:10px 12px;cursor:pointer}
.icon-btn:hover{background:rgba(255,255,255,.06)}
#btnMenu{display:none}
.mobile-menu{border-top:1px solid rgba(233,251,255,.08);padding:10px 0}
.mobile-link{display:block;padding:12px 0;color:var(--muted)}
.mobile-link:hover{color:var(--text)}

.hero{padding:42px 0 22px; position:relative;}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(900px 520px at 16% 25%, rgba(42,245,152,.22), transparent 60%),
    radial-gradient(760px 480px at 78% 30%, rgba(8,174,234,.20), transparent 58%),
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(0,0,0,0));
  border-bottom:1px solid rgba(233,251,255,.06);
}
.hero-grid{position:relative; display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:stretch}
.hero-copy{padding:8px 0}
.hero-eyebrow{color:rgba(42,245,152,.9);font-weight:600;margin:0 0 10px}
.hero-title{font-size:44px;line-height:1.08;margin:0 0 12px}
.hero-desc{color:var(--muted);margin:0 0 18px;max-width:52ch}
.stats{display:flex;gap:14px;flex-wrap:wrap;margin:18px 0 20px}
.stat{flex:1;min-width:170px;padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.04);border:1px solid rgba(233,251,255,.10)}
.stat-value{font-weight:800;font-size:20px}
.stat-label{color:var(--muted2);font-size:13px;margin-top:6px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:12px 14px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:.18s transform, .18s background, .18s border-color}
.btn:active{transform:translateY(1px)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#001117;box-shadow:0 16px 40px rgba(8,174,234,.20)}
.btn-primary:hover{filter:saturate(1.1)}
.btn-secondary{background:rgba(255,255,255,.06);border-color:rgba(233,251,255,.14);color:var(--text)}
.btn-secondary:hover{background:rgba(255,255,255,.08)}
.btn-ghost{background:transparent;border-color:rgba(233,251,255,.14);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.06)}
.btn-lg{padding:14px 18px;border-radius:16px}

.hero-card{background:rgba(255,255,255,.04);border:1px solid rgba(233,251,255,.12);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.card-title{font-size:16px;margin:0}
.pill{font-size:12px;font-weight:800;letter-spacing:.6px;padding:6px 10px;border-radius:999px;background:rgba(42,245,152,.12);border:1px solid rgba(42,245,152,.22);color:rgba(42,245,152,.95)}
.trade-list{display:flex;flex-direction:column;gap:10px;max-height:360px;overflow:auto;padding-right:4px}
.trade-item{display:flex;gap:10px;align-items:flex-start;padding:12px;border-radius:16px;background:rgba(255,255,255,.04);border:1px solid rgba(233,251,255,.10)}
.trade-ic{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(233,251,255,.10)}
.trade-main{flex:1}
.trade-top{display:flex;justify-content:space-between;gap:10px;align-items:center}
.trade-name{font-weight:700}
.trade-meta{color:var(--muted2);font-size:12px;margin-top:2px}
.badge{font-size:12px;font-weight:800;padding:6px 10px;border-radius:999px;border:1px solid rgba(233,251,255,.14);background:rgba(255,255,255,.04);white-space:nowrap}
.badge.ok{color:rgba(42,245,152,.95);border-color:rgba(42,245,152,.26);background:rgba(42,245,152,.10)}
.badge.fail{color:rgba(255,90,122,.95);border-color:rgba(255,90,122,.28);background:rgba(255,90,122,.10)}
.badge.pending{color:rgba(255,200,87,.95);border-color:rgba(255,200,87,.28);background:rgba(255,200,87,.10)}

.section{padding:34px 0 34px; position:relative;}
/* section background separation */
.section::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(180deg, rgba(255,255,255,.015), rgba(255,255,255,.03));
  border-top:1px solid rgba(233,251,255,.06);
  border-bottom:1px solid rgba(233,251,255,.06);
}
.section > .container{position:relative;}
.section-head{margin-bottom:18px}
.section-title{font-size:28px;margin:0 0 8px}
.section-desc{margin:0;color:var(--muted);max-width:80ch}

.steps{display:grid;grid-template-columns:1fr;gap:14px}
.step-card{background:rgba(255,255,255,.04);border:1px solid rgba(233,251,255,.12);border-radius:var(--radius);padding:18px;box-shadow:0 14px 36px rgba(0,0,0,.28)}
.step-kicker{display:inline-block;font-weight:900;font-size:12px;letter-spacing:1px;color:rgba(8,174,234,.95);background:rgba(8,174,234,.10);border:1px solid rgba(8,174,234,.22);padding:6px 10px;border-radius:999px}
.step-title{margin:10px 0 6px;font-size:18px}
.step-desc{margin:0 0 12px;color:var(--muted)}

.gift-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.gift{display:flex;align-items:center;gap:10px;padding:12px;border-radius:16px;background:rgba(255,255,255,.04);border:1px solid rgba(233,251,255,.10);cursor:pointer;transition:.16s transform, .16s border-color, .16s background}
.gift:hover{transform:translateY(-1px);background:rgba(255,255,255,.06)}
.gift.is-selected{border-color:rgba(42,245,152,.34);background:rgba(42,245,152,.08)}
.gift-ic{width:36px;height:36px;border-radius:14px;display:grid;place-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(233,251,255,.10)}
.gift-name{font-weight:800;font-size:13px}
.gift-sub{font-size:12px;color:var(--muted2);margin-top:2px}
.gift-info{margin-top:12px;padding:12px;border-radius:16px;border:1px solid rgba(233,251,255,.10);background:rgba(255,255,255,.03);color:var(--muted)}

.label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}
.textarea,.input{width:100%;border-radius:14px;border:1px solid rgba(233,251,255,.14);background:rgba(0,0,0,.16);color:var(--text);padding:12px 12px;outline:none}
.textarea:focus,.input:focus{border-color:rgba(42,245,152,.32);box-shadow:0 0 0 4px rgba(42,245,152,.10)}
.textarea.is-invalid{border-color:rgba(255,90,122,.45);box-shadow:0 0 0 4px rgba(255,90,122,.12)}
.pin-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.pin-list-wrap{margin-top:12px}
.pin-list-head{display:flex;justify-content:space-between;align-items:center;margin:6px 0 10px}
.subhead{margin:0 0 8px;font-size:14px}
.muted{color:var(--muted2)}
.pin-list{display:flex;flex-direction:column;gap:8px}
.pin-row{display:flex;justify-content:space-between;gap:10px;align-items:center;padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid rgba(233,251,255,.10)}
.pin-code{font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;font-size:13px;color:rgba(233,251,255,.92)}
.pin-del{border:1px solid rgba(233,251,255,.14);background:transparent;color:var(--text);border-radius:12px;padding:8px 10px;cursor:pointer}
.pin-del:hover{background:rgba(255,255,255,.06)}
.empty{color:var(--muted2);margin:10px 0 0;font-size:13px}
.empty.big{padding:26px;border-radius:18px;border:1px dashed rgba(233,251,255,.18);background:rgba(255,255,255,.03);text-align:center}
.empty-ic{font-size:26px;margin-bottom:8px;color:rgba(233,251,255,.70)}
.amount-row{margin-top:12px}
.help{margin:8px 0 0;color:var(--muted2);font-size:12px}

.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.field{min-width:0}
.save-row{margin-top:10px}
.checkbox{display:inline-flex;align-items:center;gap:10px;color:var(--muted);font-size:13px}
.checkbox input{accent-color:var(--primary)}

.check-card{margin-top:14px;padding:14px;border-radius:16px;border:1px solid rgba(233,251,255,.10);background:rgba(255,255,255,.03)}
.fee-list{margin:0;padding-left:18px;color:var(--muted)}
.fee-list li{margin:8px 0}
.fee-list .danger{color:rgba(255,90,122,.92)}

.apply-actions{margin-top:14px;display:flex;justify-content:flex-end}

.guide-grid{display:grid;grid-template-columns:1fr;gap:14px;margin-top:14px}
.guide-card,.why-card{background:rgba(255,255,255,.04);border:1px solid rgba(233,251,255,.12);border-radius:var(--radius);padding:18px}
.guide-cols{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.guide-title{margin:0 0 12px;font-size:18px}
.guide-card ol{margin:0;padding-left:18px;color:var(--muted)}
.guide-card li{margin:8px 0}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.why{padding:14px;border-radius:16px;border:1px solid rgba(233,251,255,.10);background:rgba(255,255,255,.03)}
.why-ic{width:38px;height:38px;border-radius:14px;display:grid;place-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(233,251,255,.10);color:rgba(42,245,152,.95);margin-bottom:10px}
.why h4{margin:0 0 6px}
.why p{margin:0;color:var(--muted)}

.footer{padding:26px 0;border-top:1px solid rgba(233,251,255,.08);background:rgba(6,21,28,.35)}
.footer-inner{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;flex-wrap:wrap}
.footer-brand{margin-bottom:10px}
.footer-links{display:flex;gap:14px;color:var(--muted)}
.footer-links a:hover{color:var(--text)}

.floating{position:fixed;right:18px;bottom:18px;z-index:40;border:none;border-radius:999px;padding:14px 16px;font-weight:900;letter-spacing:.2px;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#001117;box-shadow:0 18px 44px rgba(8,174,234,.22);cursor:pointer}
.floating:hover{filter:saturate(1.08)}

/* Modal */
.modal[hidden]{display:none}
.modal{position:fixed;inset:0;z-index:100}
.modal-overlay{position:absolute;inset:0;background:rgba(0,0,0,.55);backdrop-filter:blur(6px);animation:fadeIn .14s ease-out}
.modal-panel{position:relative;width:min(560px, 92%);margin:8vh auto 0;background:rgba(7,30,39,.92);border:1px solid rgba(233,251,255,.14);border-radius:20px;box-shadow:var(--shadow);overflow:hidden;animation:popIn .16s ease-out}
.modal-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 16px;border-bottom:1px solid rgba(233,251,255,.10)}
.modal-title{margin:0;font-size:16px}
.modal-body{padding:16px}
.modal-foot{display:flex;gap:10px;justify-content:flex-end;padding:14px 16px;border-top:1px solid rgba(233,251,255,.10)}
.modal-warning{margin:0;padding:0 16px 16px;color:rgba(255,90,122,.92);font-weight:700;font-size:13px;display:flex;align-items:center;gap:8px}

.summary{display:grid;gap:10px}
.summary-row{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid rgba(233,251,255,.10);background:rgba(255,255,255,.03);border-radius:14px}
.summary-row strong{color:var(--muted)}
.summary-row .val{font-weight:800}
.summary-row .val.mono{font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}
.summary-top{display:flex;gap:10px;align-items:center;padding:10px 12px;border-radius:14px;border:1px solid rgba(233,251,255,.10);background:rgba(255,255,255,.03)}
.summary-top .gift-ic{width:40px;height:40px;border-radius:16px}

/* Orders */
.toolbar{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:12px}
.orders{display:grid;grid-template-columns:1fr;gap:12px}
.order-card{border-radius:18px;border:1px solid rgba(233,251,255,.12);background:rgba(255,255,255,.04);padding:16px;box-shadow:0 14px 34px rgba(0,0,0,.22)}
.order-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.order-no{font-weight:900}
.order-date{color:var(--muted2);font-size:12px;margin-top:6px}
.order-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.order-field{padding:10px 12px;border-radius:14px;border:1px solid rgba(233,251,255,.10);background:rgba(255,255,255,.03)}
.order-field .k{display:block;color:var(--muted2);font-size:12px;margin-bottom:6px}
.order-field .v{font-weight:800}
.order-field .v.mono{font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace}

/* Toast */
.toast-area{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:10px;width:min(520px, 92%)}
.toast{display:flex;gap:10px;align-items:flex-start;padding:12px 12px;border-radius:16px;border:1px solid rgba(233,251,255,.14);background:rgba(7,30,39,.92);box-shadow:0 14px 34px rgba(0,0,0,.35);animation:popIn .14s ease-out}
.toast .ic{width:34px;height:34px;border-radius:14px;display:grid;place-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(233,251,255,.12)}
.toast .msg{flex:1}
.toast .title{margin:0 0 4px;font-weight:900;font-size:13px}
.toast .desc{margin:0;color:var(--muted);font-size:13px;line-height:1.35}
.toast.ok .ic{color:rgba(42,245,152,.95)}
.toast.err .ic{color:rgba(255,90,122,.95)}

@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{transform:translateY(8px);opacity:0}to{transform:translateY(0);opacity:1}}

.bg-a::before{background:
  linear-gradient(180deg, rgba(255,255,255,.01), rgba(255,255,255,.03));
}
.bg-b::before{background:
  radial-gradient(900px 520px at 10% 15%, rgba(8,174,234,.10), transparent 62%),
  radial-gradient(760px 480px at 90% 0%, rgba(42,245,152,.08), transparent 58%),
  linear-gradient(180deg, rgba(255,255,255,.012), rgba(255,255,255,.028));
}

@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr;}
  .gift-grid{grid-template-columns:repeat(2,1fr)}
  .why-grid{grid-template-columns:1fr}
  .guide-cols{grid-template-columns:1fr}
}
@media (max-width: 720px){
  .hero-title{font-size:34px}
  .nav{display:none}
  #btnMenu{display:inline-flex}
  .form-grid{grid-template-columns:1fr}
  .order-grid{grid-template-columns:1fr}
}