:root{
  --bg:#0b0e13;
  --card:#171b23;
  --card2:#1e242e;
  --line:#242a35;
  --text:#f2f4f7;
  --muted:#8a93a3;
  --accent:#2f8bff;
  --accent-dim:rgba(47,139,255,.14);
  --green:#34c759;
  --green-dim:rgba(52,199,89,.14);
  --orange:#ff9f0a;
  --red:#ff453a;
  --r:18px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Inter',sans-serif;
  min-height:100vh;
  padding:14px 16px calc(84px + env(safe-area-inset-bottom));
}
.hidden{display:none !important}
.muted{color:var(--muted)}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;padding:0}
h2{font-size:22px;margin:0 0 6px}
h3{margin:0}

/* ---------- tabs ---------- */
.tab{display:none;max-width:560px;margin:0 auto;animation:fade .18s ease}
.tab.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

/* ---------- home header ---------- */
.top-row{display:flex;align-items:center;justify-content:space-between;margin:4px 0 20px}
.who{display:flex;align-items:center;gap:10px}
.logo-tile{width:42px;height:42px;border-radius:50%;background:var(--card2);display:flex;align-items:center;justify-content:center;color:var(--text);overflow:hidden}
.logo-svg{width:26px;height:26px}
.who-name{display:flex;align-items:center;gap:4px;font-weight:600;font-size:16px}
.chev-sm{width:14px;height:14px;color:var(--muted)}
.ref-badge{width:40px;height:40px;border-radius:50%;background:var(--accent-dim);color:var(--accent);display:flex;align-items:center;justify-content:center;transition:transform .12s}
.ref-badge:active{transform:scale(.92)}
.ref-badge svg{width:21px;height:21px}

/* ---------- actions ---------- */
.actions{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}
.action{display:flex;flex-direction:column;align-items:center;gap:8px}
.action-ico{width:100%;height:56px;border-radius:14px;background:var(--card2);color:var(--accent);display:flex;align-items:center;justify-content:center;transition:transform .12s}
.action-ico:active{transform:scale(.95)}
.action-ico svg{width:24px;height:24px}
.action-label{font-size:12.5px;color:var(--text);text-align:center;line-height:1.25}

/* ---------- cards / sections ---------- */
.card{background:var(--card);border-radius:var(--r);padding:18px}
.card-title{color:var(--muted);font-size:14px;font-weight:600;margin-bottom:10px}
.balance{font-size:30px;font-weight:700;letter-spacing:-.5px}
.assets-sub{color:var(--muted);font-size:12.5px;margin-top:8px}
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin:22px 2px 10px}
.section-head h2{font-size:20px}
.section-note{color:var(--muted);font-size:13px}
.bank-list{padding:6px 18px}
.bank-item{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.bank-item:last-child{border-bottom:none}
.bank-mono{width:40px;height:40px;border-radius:12px;background:var(--card2);color:var(--accent);font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center;flex:none}
.bank-logo{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex:none;overflow:hidden}
.bank-logo svg{width:100%;height:100%;display:block}
.bank-info{flex:1;min-width:0}
.bank-info h3{font-size:15.5px;font-weight:600}
.bank-info p{margin:2px 0 0;color:var(--muted);font-size:12.5px}
.buy-btn{background:var(--accent);color:#fff;font-weight:600;font-size:13.5px;padding:9px 18px;border-radius:11px;transition:opacity .12s}
.buy-btn:active{opacity:.75}
.buy-btn:disabled{background:var(--card2);color:var(--muted)}

/* ---------- empty states ---------- */
.empty-state{display:flex;flex-direction:column;align-items:center;text-align:center;padding-top:56px}
.empty-state h2{font-size:24px;margin:26px 0 8px}
.empty-state p{color:var(--muted);font-size:15px;line-height:1.45;margin:0 0 26px;max-width:320px}
.ghost-stack{position:relative;width:100%;max-width:340px;height:210px;filter:blur(7px);opacity:.55;-webkit-mask-image:linear-gradient(to bottom,transparent,#000 22%,#000 78%,transparent);mask-image:linear-gradient(to bottom,transparent,#000 22%,#000 78%,transparent)}
.ghost{position:absolute;left:0;right:0;height:64px;background:var(--card2);border-radius:16px;display:flex;align-items:center;gap:12px;padding:0 18px}
.ghost i{display:block;background:#39404d;border-radius:6px}
.ghost .gc{width:34px;height:34px;border-radius:50%;flex:none}
.ghost .gl{height:9px}
.ghost .l1{width:38%;margin-bottom:0}
.ghost .gl.l1{position:absolute;left:64px;top:18px}
.ghost .gl.l2{position:absolute;left:64px;top:36px;width:52%}
.ghost .gr{position:absolute;right:18px;height:9px}
.ghost .r1{top:18px;width:22%}
.ghost .r2{top:36px;width:30%}
.g1{top:0;left:6%;right:6%}
.g2{top:74px;left:0;right:0;height:72px}
.g3{top:152px;left:6%;right:6%}
.cards-ghost{height:170px}
.ghost-card{position:absolute;left:0;right:0;height:74px;background:var(--card2);border-radius:16px}
.gc1{top:10px;left:5%;right:5%}
.gc2{top:96px;left:0;right:0}

/* ---------- buttons ---------- */
.btn-accent{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff;font-weight:600;font-size:15.5px;padding:14px 26px;border-radius:14px;transition:opacity .12s}
.btn-accent:active{opacity:.8}
.btn-accent svg{width:18px;height:18px}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;background:var(--card2);color:var(--text);font-weight:600;font-size:15px;padding:13px 22px;border-radius:14px}
.wide{width:100%;margin-top:10px}

/* ---------- history list ---------- */
.tx-list{display:flex;flex-direction:column;gap:10px}
.tx-item{background:var(--card);border-radius:16px;padding:14px 16px;display:flex;align-items:center;gap:12px}
.tx-ico{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex:none;font-size:16px}
.tx-ico.in{background:var(--green-dim);color:var(--green)}
.tx-ico.out{background:var(--accent-dim);color:var(--accent)}
.tx-ico.card{background:rgba(255,159,10,.14);color:var(--orange)}
.tx-main{flex:1;min-width:0}
.tx-main b{display:block;font-size:14.5px;font-weight:600}
.tx-main span{color:var(--muted);font-size:12.5px}
.tx-amt{font-weight:700;font-size:14.5px;white-space:nowrap}
.tx-amt.pos{color:var(--green)}
.tx-amt.neg{color:var(--text)}
.tx-status{font-size:11px;color:var(--orange);display:block;text-align:right}

/* ---------- codes ---------- */
.codes-list{display:flex;flex-direction:column;gap:12px}
.code-item{background:var(--card);border-radius:16px;padding:16px;display:flex;align-items:center;gap:12px}
.code-item .bank-mono{width:44px;height:44px}
.code-main{flex:1;min-width:0}
.code-main b{display:block;font-size:15px}
.code-main span{color:var(--muted);font-size:12.5px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.code-open{color:var(--accent);font-weight:600;font-size:13.5px;padding:8px 12px;border-radius:10px;background:var(--accent-dim)}

/* ---------- profile ---------- */
.profile-head{display:flex;flex-direction:column;align-items:center;padding:18px 0 22px}
.avatar{width:88px;height:88px;border-radius:50%;background:var(--card2);display:flex;align-items:center;justify-content:center;color:var(--text)}
.avatar .logo-svg{width:52px;height:52px}
.profile-name{font-size:22px;font-weight:700;margin-top:14px}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:14px}
.duo-card{padding:16px}
.duo-ico{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:26px}
.duo-ico svg{width:22px;height:22px}
.duo-ico.blue{background:var(--accent-dim);color:var(--accent)}
.duo-ico.green{background:var(--green-dim);color:var(--green)}
.duo-title{font-size:15.5px;font-weight:600;margin-bottom:4px}
.duo-sub{color:var(--muted);font-size:13px}
.group{padding:6px 16px;margin-bottom:14px}
.row{display:flex;align-items:center;gap:12px;width:100%;padding:12px 0;text-align:left}
.row + .row{border-top:1px solid var(--line)}
.row-ico{width:36px;height:36px;border-radius:50%;background:var(--accent-dim);color:var(--accent);display:flex;align-items:center;justify-content:center;flex:none}
.row-ico svg{width:19px;height:19px}
.row-ico.green-ico{background:var(--green-dim);color:var(--green)}
.row-title{flex:1;font-size:15.5px;font-weight:500}
.chev{width:18px;height:18px;color:var(--muted);flex:none}

/* ---------- bottom nav ---------- */
.bottom-nav{
  position:fixed;left:0;right:0;bottom:0;
  background:rgba(16,19,26,.92);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-top:1px solid var(--line);
  display:flex;padding:8px 6px calc(8px + env(safe-area-inset-bottom));
}
.bottom-nav button{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--muted);font-size:11px;font-weight:500;padding:6px 0;border-radius:12px;transition:color .15s}
.bottom-nav button svg{width:24px;height:24px}
.bottom-nav button.active{color:var(--accent)}

/* ---------- sheets ---------- */
.backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:40;opacity:0;pointer-events:none;transition:opacity .2s}
.backdrop.show{opacity:1;pointer-events:auto}
.sheet{
  position:fixed;left:0;right:0;bottom:0;z-index:50;
  background:#141821;border-radius:22px 22px 0 0;
  padding:10px 20px calc(24px + env(safe-area-inset-bottom));
  transform:translateY(102%);transition:transform .26s cubic-bezier(.32,.72,.28,1);
  max-height:86vh;overflow-y:auto;
  margin:0 auto;max-width:560px;
}
.sheet.open{transform:translateY(0)}
.sheet-handle{width:40px;height:4px;border-radius:2px;background:#2c3340;margin:4px auto 14px}
.sheet-title{font-size:19px;font-weight:700;margin-bottom:14px}
.sheet-body{display:flex;flex-direction:column}
.line{display:flex;justify-content:space-between;align-items:center;padding:9px 0;font-size:15px}
.line.total{border-top:1px solid var(--line);margin-top:4px;padding-top:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.chip{background:var(--card2);color:var(--muted);font-weight:600;font-size:13px;padding:9px 14px;border-radius:999px;border:1px solid transparent}
.chip.sel{background:var(--accent-dim);color:var(--accent);border-color:var(--accent)}
.addr-box{display:flex;align-items:center;gap:10px;background:var(--card2);border-radius:14px;padding:12px 14px;margin-bottom:12px}
.addr-box code{flex:1;font-size:12.5px;word-break:break-all;color:var(--text);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;line-height:1.4}
.btn-copy{background:var(--accent-dim);color:var(--accent);font-weight:600;font-size:13px;padding:8px 14px;border-radius:10px;flex:none}
.sheet-note{color:var(--muted);font-size:13px;line-height:1.5;margin:2px 0 8px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.field span{font-size:13px}
.input,.field input,textarea.input{
  background:var(--card2);border:1px solid var(--line);border-radius:12px;
  color:var(--text);font:inherit;font-size:15px;padding:12px 14px;width:100%;outline:none;
}
.field input:focus,.input:focus{border-color:var(--accent)}
textarea.input{resize:vertical;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}
select.input{appearance:none}

/* ---------- admin ---------- */
.admin-block{background:var(--card);border-radius:16px;padding:14px;margin-bottom:12px;display:flex;flex-direction:column;gap:10px}
.admin-head{font-weight:600;font-size:14.5px}
.admin-head .muted{font-weight:400;font-size:12.5px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pending-list{display:flex;flex-direction:column;gap:8px}
.pending-item{background:var(--card2);border-radius:12px;padding:10px 12px;font-size:13px;display:flex;flex-direction:column;gap:8px}
.pending-item .pi-row{display:flex;justify-content:space-between;gap:8px;color:var(--muted)}
.pending-item .pi-row b{color:var(--text)}
.pi-actions{display:flex;gap:8px}
.pi-actions button{flex:1;font-size:12.5px;font-weight:600;padding:8px;border-radius:9px}
.pi-pay{background:var(--green-dim);color:var(--green)}
.pi-rej{background:rgba(255,69,58,.14);color:var(--red)}
.pending-empty{color:var(--muted);font-size:13px}

/* ---------- referral ---------- */
.ref-hero{display:flex;align-items:center;gap:14px;background:var(--accent-dim);border-radius:16px;padding:16px;margin-bottom:14px}
.ref-pct{font-size:34px;font-weight:800;color:var(--accent);letter-spacing:-1px}
.ref-hero-text{color:var(--text);font-size:13.5px;line-height:1.4}

/* ---------- currency toggle ---------- */
.cur-row{display:flex;align-items:center;gap:10px;margin-top:10px}
.cur-toggle{display:flex;gap:6px}
.cur-toggle .chip{padding:6px 14px;font-size:12.5px}
.cur-note{color:var(--muted);font-size:11.5px}

/* ---------- card sheet extras ---------- */
.cf-balance{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:14px}
.cf-balance b{font-size:17px}
.cf-frozen{position:absolute;top:14px;right:14px;background:rgba(255,69,58,.16);color:var(--red);font-weight:800;font-size:11px;letter-spacing:1.5px;padding:6px 10px;border-radius:8px}
.card-face{position:relative}
.card-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0 4px}
.card-act{display:flex;flex-direction:column;align-items:center;gap:7px;background:var(--card2);border-radius:14px;padding:12px 6px;color:var(--text);font-size:12px;font-weight:600;transition:transform .12s}
.card-act:active{transform:scale(.95)}
.card-act svg{width:22px;height:22px;color:var(--accent)}
.card-act.frozen-on{background:rgba(255,69,58,.14);color:var(--red)}
.card-act.frozen-on svg{color:var(--red)}
.codes-box{background:var(--card2);border-radius:14px;padding:12px 14px;margin:10px 0 2px;display:flex;flex-direction:column;gap:8px;max-height:180px;overflow-y:auto}
.codes-box .code-line{display:flex;justify-content:space-between;align-items:center;font-size:13.5px}
.codes-box .code-line b{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:2px;color:var(--accent)}
.codes-box .code-line span{color:var(--muted);font-size:11.5px}
.codes-empty{color:var(--muted);font-size:13px}
.fz-tag{color:var(--red);font-size:10.5px;font-weight:700;letter-spacing:.8px;text-transform:uppercase}

/* ---------- card top-up sheet ---------- */
.ctu-cards{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
.ctu-card{display:flex;align-items:center;gap:10px;background:var(--card2);border:1px solid transparent;border-radius:14px;padding:12px 14px;text-align:left}
.ctu-card.sel{border-color:var(--accent);background:var(--accent-dim)}
.ctu-card .bank-mono{width:36px;height:36px}
.ctu-card b{display:block;font-size:14px}
.ctu-card span{color:var(--muted);font-size:12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.ctu-card .ctu-bal{margin-left:auto;color:var(--text);font-weight:700;font-size:13.5px}

/* ---------- full pages (About / Fee Tier) ---------- */
.page-sheet{
  position:fixed;inset:0;z-index:60;background:var(--bg);
  transform:translateX(105%);transition:transform .28s cubic-bezier(.32,.72,.28,1);
  overflow-y:auto;-webkit-overflow-scrolling:touch;
  padding-bottom:calc(96px + env(safe-area-inset-bottom));
}
.page-sheet.open{transform:translateX(0)}
.page-head{
  position:sticky;top:0;z-index:2;display:flex;align-items:center;gap:8px;
  background:rgba(11,14,19,.85);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  padding:12px 8px;border-bottom:1px solid var(--line);
}
.page-head h3{font-size:17px;font-weight:700}
.page-back{width:38px;height:38px;border-radius:50%;background:var(--card2);display:flex;align-items:center;justify-content:center;color:var(--text)}
.page-back svg{width:20px;height:20px}
.page-head-spacer{width:38px}
.page-body{max-width:560px;margin:0 auto;padding:16px 16px 8px}

/* About */
.about-hero{text-align:center;padding:18px 0 8px}
.about-logo{width:84px;height:84px;border-radius:22px;background:var(--card2);display:flex;align-items:center;justify-content:center;margin:0 auto 14px;color:var(--text)}
.about-logo .logo-svg{width:48px;height:48px}
.about-hero h2{margin:0 0 4px;font-size:26px;letter-spacing:1px}
.about-tag{color:var(--accent);font-size:12px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;margin:0 0 14px}
.about-lead{color:var(--muted);font-size:14.5px;line-height:1.55;margin:0 0 20px;max-width:400px}
.about-block{margin-bottom:12px;display:flex;flex-direction:column;gap:8px;padding:18px}
.about-ico{width:42px;height:42px;border-radius:12px;background:var(--accent-dim);color:var(--accent);display:flex;align-items:center;justify-content:center}
.about-ico svg{width:22px;height:22px}
.about-ico.green-ico{background:var(--green-dim);color:var(--green)}
.about-ico.orange-ico{background:rgba(255,159,10,.14);color:var(--orange)}
.about-block h4{font-size:16.5px;margin:2px 0 0}
.about-block p{margin:0;color:var(--muted);font-size:14px;line-height:1.55}
.about-block b{color:var(--text);font-weight:600}
.about-block .btn-accent{margin-top:10px}

/* Fee Tier */
.fee-lead{color:var(--muted);font-size:14.5px;line-height:1.5;text-align:center;margin:6px auto 18px;max-width:400px}
.tier{margin-bottom:12px;padding:18px}
.tier-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.tier-badge{font-weight:800;font-size:12.5px;letter-spacing:1px;padding:6px 12px;border-radius:8px}
.tier-badge.t3{background:var(--card2);color:var(--muted)}
.tier-badge.t2{background:var(--accent-dim);color:var(--accent)}
.tier-badge.t1{background:rgba(255,180,0,.14);color:#ffcf40}
.tier-fee{font-size:30px;font-weight:800;letter-spacing:-1px}
.tier-fee.gold{color:#ffcf40}
.tier-sub{color:var(--muted);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;margin-bottom:12px}
.tier-bar{height:6px;border-radius:3px;background:var(--card2);overflow:hidden;margin-bottom:12px}
.tier-bar span{display:block;height:100%;border-radius:3px;background:var(--accent)}
.tier-pop{border:1px solid var(--accent)}
.tier-vol{color:var(--text);font-size:14px}
.tier-vol b{color:var(--text)}
.fee-note{color:var(--muted);font-size:12.5px;text-align:center;margin:16px auto 0;max-width:340px;line-height:1.5}

/* ---------- card face ---------- */
.card-face{
  background:linear-gradient(135deg,#1c2836,#10151d 60%);
  border:1px solid var(--line);border-radius:18px;padding:20px;margin-bottom:6px;
}
.cf-bank{color:var(--accent);font-weight:700;font-size:14px;letter-spacing:.4px;text-transform:uppercase;margin-bottom:22px}
.cf-number{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:19px;letter-spacing:1.5px;margin-bottom:18px;word-break:break-all}
.cf-row{display:flex;gap:18px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13.5px;color:var(--muted)}
.cf-row span:last-child{margin-left:auto;text-transform:uppercase}