@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;600;700;900&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-primary:#09090f; --bg-secondary:#111118; --bg-card:#16161f;
  --bg-card-hover:#1e1e2a; --bg-glass:rgba(22,22,31,0.7);
  --gold:#d4a843; --gold-light:#f0d68a; --gold-dark:#b08a2e;
  --gold-glow:rgba(212,168,67,0.25); --gold-grad:linear-gradient(135deg,#d4a843,#f0d68a,#b08a2e);
  --text:#f0ece4; --text2:#9a95a8; --text3:#5d5970;
  --green:#34d399; --red:#f87171; --blue:#60a5fa; --purple:#a855f7;
  --border:rgba(212,168,67,0.12); --r:16px; --rs:10px;
  --shadow:0 8px 32px rgba(0,0,0,0.5);
  --ease:all .3s cubic-bezier(.4,0,.2,1);
}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:'Noto Sans KR','Outfit',sans-serif;background:var(--bg-primary);color:var(--text);min-height:100vh;overflow-x:hidden;}
::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--gold-dark);border-radius:3px}
a{text-decoration:none;color:inherit}

/* HEADER */
.header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(9,9,15,.88);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 2rem}
.logo{display:flex;align-items:center;gap:10px;font-family:'Outfit';font-weight:700;font-size:1.4rem;color:var(--gold)}
.logo-icon{width:38px;height:38px;background:var(--gold-grad);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;color:var(--bg-primary);font-weight:800}
.hdr-right{display:flex;align-items:center;gap:12px}
.hdr-bal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--rs);padding:6px 14px;display:flex;align-items:center;gap:8px;font-size:.85rem}
.hdr-bal .lbl{color:var(--text2)}.hdr-bal .val{color:var(--gold-light);font-weight:700}
.hdr-btn{background:none;border:1px solid var(--border);color:var(--text);border-radius:var(--rs);padding:7px 14px;cursor:pointer;font-size:.82rem;transition:var(--ease);font-family:inherit}
.hdr-btn:hover{border-color:var(--gold);color:var(--gold)}

/* NAV */
.nav{position:fixed;left:0;top:64px;bottom:0;width:220px;background:var(--bg-secondary);border-right:1px solid var(--border);padding:1.2rem 0;z-index:100;overflow-y:auto}
.nav-sec{padding:0 .8rem;margin-bottom:1.2rem}
.nav-sec-t{font-size:.65rem;text-transform:uppercase;letter-spacing:2px;color:var(--text3);margin-bottom:.6rem;padding:0 .8rem}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 16px;border-radius:var(--rs);color:var(--text2);cursor:pointer;transition:var(--ease);font-size:.85rem;margin-bottom:1px}
.nav-item:hover{background:var(--bg-card);color:var(--text)}
.nav-item.active{background:linear-gradient(135deg,rgba(212,168,67,.12),rgba(212,168,67,.04));color:var(--gold);border-left:3px solid var(--gold)}
.nav-item .ic{font-size:1rem;width:22px;text-align:center}

/* MAIN */
.main{margin-left:220px;margin-top:64px;padding:1.8rem;min-height:calc(100vh - 64px)}
.page{display:none;animation:fu .4s ease}.page.active{display:block}
@keyframes fu{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

/* COMMON */
.pg-title{font-size:1.4rem;font-weight:700;margin-bottom:.4rem}
.pg-sub{color:var(--text2);font-size:.88rem;margin-bottom:1.5rem;line-height:1.5}
.notice{background:rgba(212,168,67,.06);border:1px solid var(--border);border-radius:var(--rs);padding:11px 18px;margin-bottom:1.2rem;display:flex;align-items:center;gap:10px;font-size:.82rem;color:var(--text2)}
.notice .ni{color:var(--gold)}
.notice strong{color:var(--gold-light)}
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:1.4rem;transition:var(--ease)}
.card:hover{border-color:rgba(212,168,67,.2)}
.card-hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}
.card-hd h3{font-size:1.05rem;font-weight:600}
.badge{font-size:.68rem;padding:3px 10px;background:rgba(212,168,67,.1);color:var(--gold);border-radius:20px}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.5rem}
.st{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:1.3rem;transition:var(--ease);position:relative;overflow:hidden}
.st:hover{transform:translateY(-3px);border-color:var(--gold-dark)}
.st .si{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;margin-bottom:.8rem}
.si.g{background:rgba(212,168,67,.12)}.si.gr{background:rgba(52,211,153,.12)}.si.bl{background:rgba(96,165,250,.12)}.si.pu{background:rgba(168,85,247,.12)}
.st .sv{font-size:1.4rem;font-weight:700;margin-bottom:.2rem;font-family:'Outfit'}
.st .sl{color:var(--text2);font-size:.8rem}
.st .sc{display:inline-flex;align-items:center;gap:3px;font-size:.7rem;margin-top:.4rem;padding:2px 8px;border-radius:20px}
.sc.up{background:rgba(52,211,153,.08);color:var(--green)}

.tbl{width:100%;border-collapse:collapse}
.tbl th{text-align:left;padding:9px 10px;font-size:.7rem;text-transform:uppercase;letter-spacing:1px;color:var(--text3);border-bottom:1px solid var(--border)}
.tbl td{padding:10px;font-size:.84rem;border-bottom:1px solid rgba(255,255,255,.02)}
.tbl tr:hover td{background:rgba(212,168,67,.02)}
.sb{font-size:.72rem;padding:3px 9px;border-radius:20px;font-weight:500}
.sb.done{background:rgba(52,211,153,.1);color:var(--green)}.sb.pend{background:rgba(212,168,67,.1);color:var(--gold)}.sb.rsv{background:rgba(96,165,250,.1);color:var(--blue)}.sb.lock{background:rgba(168,85,247,.1);color:var(--purple)}

/* FORM */
.fg{margin-bottom:1rem}
.fg label{display:block;font-size:.82rem;font-weight:500;color:var(--text2);margin-bottom:.4rem}
.fc{width:100%;padding:10px 14px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--rs);color:var(--text);font-size:.9rem;font-family:inherit;transition:var(--ease)}
.fc:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-glow)}
.fc::placeholder{color:var(--text3)}
select.fc{cursor:pointer}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 24px;border-radius:var(--rs);font-size:.9rem;font-weight:600;font-family:inherit;cursor:pointer;transition:var(--ease);border:none}
.btn-p{background:linear-gradient(135deg,var(--gold),var(--gold-dark));color:var(--bg-primary)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 8px 20px var(--gold-glow)}
.btn-o{background:none;border:1px solid var(--border);color:var(--text)}
.btn-o:hover{border-color:var(--gold);color:var(--gold)}
.btn-f{width:100%}.btn-lg{padding:14px 28px;font-size:1rem}.btn-sm{padding:7px 14px;font-size:.78rem}

/* GOLD PRICE */
.gpb{background:linear-gradient(135deg,#151520,#1e1a2a);border:1px solid var(--border);border-radius:var(--r);padding:1.8rem;margin-bottom:1.5rem;display:flex;align-items:center;justify-content:space-between}
.gpb h2{font-family:'Outfit';font-size:1.8rem;font-weight:700}.gpb h2 span{color:var(--gold)}
.gpb p{color:var(--text2);font-size:.85rem;margin-top:.3rem}

/* CERT GRID */
.cg{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1.5rem}
.cc{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:1.3rem;text-align:center;cursor:pointer;transition:var(--ease);position:relative}
.cc:hover{transform:translateY(-3px);border-color:var(--gold)}.cc.sel{border-color:var(--gold);box-shadow:0 0 20px var(--gold-glow)}
.cc .cw{font-size:1.8rem;font-weight:700;color:var(--gold-light);font-family:'Outfit'}
.cc .cu{font-size:.8rem;color:var(--text2)}.cc .cp{font-size:1rem;font-weight:600;margin-top:.6rem}
.cc .cd{position:absolute;top:10px;right:10px;background:var(--green);color:#000;font-size:.65rem;font-weight:700;padding:2px 7px;border-radius:20px}

/* LOCKUP TIERS */
.lt{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1.5rem}
.tc{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:1.8rem;text-align:center;transition:var(--ease);cursor:pointer;position:relative}
.tc:hover{transform:translateY(-4px)}
.tc.pop{border-color:var(--gold)}
.tc.pop::before{content:'추천';position:absolute;top:-10px;left:50%;transform:translateX(-50%);background:var(--gold-grad);color:var(--bg-primary);padding:3px 14px;border-radius:20px;font-size:.68rem;font-weight:700}
.tc .tp{font-size:.82rem;color:var(--text2);margin-bottom:.4rem}
.tc .tn{font-size:1.2rem;font-weight:700;margin-bottom:.4rem}
.tc .td{font-family:'Outfit';font-size:2rem;font-weight:700;color:var(--gold)}
.tc .tdesc{font-size:.78rem;color:var(--text2);margin-bottom:.8rem}
.tc ul{list-style:none;text-align:left}
.tc ul li{font-size:.78rem;padding:5px 0;border-bottom:1px solid rgba(255,255,255,.02);color:var(--text2)}
.tc ul li::before{content:'✓ ';color:var(--green);font-weight:700}

/* WALLET */
.wb{background:linear-gradient(135deg,#16161f 0%,#201a30 50%,#16161f 100%);border:1px solid var(--border);border-radius:var(--r);padding:2.2rem;margin-bottom:1.5rem;position:relative;overflow:hidden}
.wb::before{content:'';position:absolute;top:-50%;right:-15%;width:250px;height:250px;background:radial-gradient(circle,var(--gold-glow),transparent);opacity:.3}
.wb .wl{font-size:.85rem;color:var(--text2);margin-bottom:.4rem}
.wb .wa{font-family:'Outfit';font-size:2.4rem;font-weight:700;color:var(--gold-light);position:relative}
.wb .ws{color:var(--text2);font-size:.8rem;margin-top:.4rem}
.w-acts{display:flex;gap:.8rem;margin-top:1.2rem;position:relative}

.acg{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1.5rem}
.ac{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:1.3rem;cursor:pointer;transition:var(--ease);text-align:center}
.ac:hover{transform:translateY(-3px);border-color:var(--gold)}
.ac .ai{width:48px;height:48px;border-radius:14px;margin:0 auto .8rem;display:flex;align-items:center;justify-content:center;font-size:1.3rem;background:rgba(212,168,67,.08)}
.ac h4{font-size:.92rem;margin-bottom:.2rem}.ac p{font-size:.75rem;color:var(--text2)}

/* CREDIT */
.cib{background:linear-gradient(135deg,rgba(212,168,67,.06),rgba(96,165,250,.04));border:1px solid var(--border);border-radius:var(--r);padding:1.3rem;margin-bottom:1.2rem}
.cib h4{color:var(--gold);margin-bottom:.4rem;font-size:.95rem}.cib p{font-size:.82rem;color:var(--text2);line-height:1.6}
.cm{margin:1.2rem 0}.cm .mb{width:100%;height:10px;background:var(--bg-secondary);border-radius:5px;overflow:hidden}
.cm .mf{height:100%;border-radius:5px;background:linear-gradient(90deg,var(--gold-dark),var(--gold),var(--gold-light));transition:width .8s ease}
.cm .ml{display:flex;justify-content:space-between;font-size:.75rem;color:var(--text2);margin-top:.4rem}

/* CALCULATOR */
.calc-box{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:2rem;max-width:600px}
.calc-result{background:linear-gradient(135deg,rgba(212,168,67,.08),rgba(52,211,153,.04));border:1px solid var(--border);border-radius:var(--r);padding:1.5rem;margin-top:1.2rem;text-align:center}
.calc-result .cr-main{font-family:'Outfit';font-size:2.4rem;font-weight:700;color:var(--gold-light)}
.calc-result .cr-sub{font-size:.85rem;color:var(--text2);margin-top:.3rem}
.cr-detail{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem;margin-top:1rem}
.cr-detail .crd{text-align:center;padding:.8rem;background:var(--bg-secondary);border-radius:var(--rs)}
.crd .crd-v{font-family:'Outfit';font-size:1.2rem;font-weight:700;color:var(--gold)}.crd .crd-l{font-size:.72rem;color:var(--text2);margin-top:.2rem}

/* REFUND */
.rs{background:var(--bg-secondary);border-radius:var(--rs);padding:.8rem;margin:.8rem 0}
.rr{display:flex;justify-content:space-between;padding:7px 0;font-size:.85rem;border-bottom:1px solid rgba(255,255,255,.02)}
.rr:last-child{border:none;font-weight:700;color:var(--gold)}

/* TABS */
.tabs{display:flex;gap:3px;margin-bottom:1.2rem;background:var(--bg-secondary);border-radius:var(--rs);padding:3px}
.tab{flex:1;padding:9px;text-align:center;border-radius:7px;cursor:pointer;font-size:.82rem;color:var(--text2);transition:var(--ease)}
.tab.active{background:var(--bg-card);color:var(--gold);font-weight:600}.tab:hover{color:var(--text)}

/* MODAL */
.modal-ov{position:fixed;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(8px);display:none;align-items:center;justify-content:center;z-index:2000}
.modal-ov.active{display:flex}
.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:1.8rem;width:90%;max-width:480px;animation:fu .3s ease}
.modal-hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.2rem}.modal-hd h3{font-size:1.1rem}
.modal-x{background:none;border:none;color:var(--text2);font-size:1.4rem;cursor:pointer}

/* TRUST */
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:1.5rem}
.trust-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:1.5rem;text-align:center}
.trust-card .ti{font-size:2rem;margin-bottom:.8rem}
.trust-card h4{margin-bottom:.4rem;font-size:.95rem}
.trust-card p{font-size:.78rem;color:var(--text2);line-height:1.5}

/* TOAST */
.toast-c{position:fixed;top:74px;right:16px;z-index:3000;display:flex;flex-direction:column;gap:6px}
.toast{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--rs);padding:12px 18px;display:flex;align-items:center;gap:8px;font-size:.84rem;animation:si .3s ease;box-shadow:var(--shadow)}
.toast.success{border-left:3px solid var(--green)}.toast.error{border-left:3px solid var(--red)}.toast.info{border-left:3px solid var(--blue)}
@keyframes si{from{opacity:0;transform:translateX(80px)}to{opacity:1;transform:translateX(0)}}

/* DISCLAIMER */
.disclaimer{background:rgba(248,113,113,.06);border:1px solid rgba(248,113,113,.15);border-radius:var(--rs);padding:12px 16px;margin:1.2rem 0;font-size:.78rem;color:var(--text2);line-height:1.6}
.disclaimer strong{color:var(--red)}

/* GRID LAYOUTS */
.g2{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.g23{display:grid;grid-template-columns:1.5fr 1fr;gap:1.2rem}
.mb1{margin-bottom:1rem}.mb15{margin-bottom:1.5rem}

/* SHIMMER */
@keyframes shm{0%{background-position:-200% center}100%{background-position:200% center}}
.gold-shm{background:linear-gradient(90deg,var(--gold-dark),var(--gold-light),var(--gold-dark));background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:shm 3s linear infinite}

/* LANDING HERO */
.hero{text-align:center;padding:3rem 2rem;max-width:700px;margin:0 auto 2rem}
.hero h1{font-size:2rem;font-weight:700;line-height:1.4;margin-bottom:1rem}
.hero p{color:var(--text2);font-size:1rem;line-height:1.6;margin-bottom:1.5rem}

/* BLOCKCHAIN */
.block-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--r);padding:1.2rem;margin-bottom:.8rem;position:relative;transition:var(--ease)}
.block-card:hover{border-color:var(--gold-dark)}
.block-card::before{content:'';position:absolute;left:50%;top:-10px;width:2px;height:10px;background:var(--gold-dark)}
.block-card:first-child::before{display:none}
.block-hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:.6rem}
.block-hd .block-num{font-family:'Outfit';font-weight:700;color:var(--gold)}
.block-hd .block-time{font-size:.72rem;color:var(--text3)}
.block-hash{font-family:'Courier New',monospace;font-size:.7rem;color:var(--blue);word-break:break-all;background:var(--bg-primary);padding:6px 10px;border-radius:6px;margin:4px 0}
.block-data{font-size:.8rem;color:var(--text2);display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-top:.5rem}
.block-link{display:flex;align-items:center;justify-content:center;padding:4px 0;font-size:.7rem;color:var(--gold-dark)}
.verify-ok{background:rgba(52,211,153,.08);border:1px solid rgba(52,211,153,.2);border-radius:var(--rs);padding:1rem;text-align:center}
.verify-ok h4{color:var(--green);margin-bottom:.3rem}
.verify-fail{background:rgba(248,113,113,.08);border:1px solid rgba(248,113,113,.2);border-radius:var(--rs);padding:1rem;text-align:center}
.verify-fail h4{color:var(--red);margin-bottom:.3rem}
.hash-display{font-family:'Courier New',monospace;font-size:.72rem;color:var(--blue);word-break:break-all}

/* AUTH SCREEN */
.auth-screen{position:fixed;inset:0;z-index:5000;display:flex;align-items:center;justify-content:center;overflow-y:auto;padding:2rem}
.auth-bg{position:fixed;inset:0;background:var(--bg-primary);z-index:-1}
.auth-bg::before{content:'';position:absolute;top:-30%;left:-20%;width:500px;height:500px;background:radial-gradient(circle,rgba(212,168,67,.15),transparent);border-radius:50%;animation:authFloat 8s ease-in-out infinite}
.auth-bg::after{content:'';position:absolute;bottom:-20%;right:-15%;width:400px;height:400px;background:radial-gradient(circle,rgba(168,85,247,.08),transparent);border-radius:50%;animation:authFloat 10s ease-in-out infinite reverse}
@keyframes authFloat{0%,100%{transform:translate(0,0)}50%{transform:translate(30px,-40px)}}
.auth-container{width:100%;max-width:460px;z-index:1}
.auth-logo{text-align:center;margin-bottom:2rem;display:flex;flex-direction:column;align-items:center}
.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r);padding:2rem;backdrop-filter:blur(20px)}
.auth-divider{text-align:center;margin:1.2rem 0;position:relative}
.auth-divider::before{content:'';position:absolute;left:0;right:0;top:50%;height:1px;background:var(--border)}
.auth-divider span{position:relative;background:var(--bg-card);padding:0 1rem;font-size:.78rem;color:var(--text3)}
.auth-social{display:flex;flex-direction:column;gap:.5rem}
.auth-agree{background:var(--bg-secondary);border-radius:var(--rs);padding:.8rem;margin:1rem 0}
.auth-agree label{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--text2);padding:5px 0;cursor:pointer}
.auth-agree label:first-child{padding-bottom:8px;border-bottom:1px solid var(--border);margin-bottom:4px;color:var(--text)}

/* RESPONSIVE */
@media(max-width:1024px){.stats{grid-template-columns:repeat(2,1fr)}.g2,.g23,.cg,.lt,.trust-grid,.acg{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.nav{display:none}.main{margin-left:0}.stats,.cg,.lt,.trust-grid,.acg,.g2,.g23,.cr-detail{grid-template-columns:1fr}.header{padding:0 1rem}.gpb{flex-direction:column;gap:.8rem;text-align:center}.auth-screen{padding:1rem}.auth-card{padding:1.4rem}}