:root{--gold:#d8a21a;--bg:#0d0d0f;--card:#17171b;--line:#2a2a30;--ok:#2ecc71;--err:#e74c3c;--fg:#eee;--muted:#999}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh}
.wrap{max-width:460px;margin:0 auto;padding:24px 16px 40px}
header{text-align:center;margin:18px 0 22px}
h1{margin:0;color:var(--gold);letter-spacing:4px;font-size:34px}
.tag{color:var(--muted);font-size:13px;margin-top:4px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 10px 40px rgba(0,0,0,.5)}
.hidden{display:none}
input,select{width:100%;padding:12px;margin:7px 0;background:#0b0b0d;border:1px solid var(--line);border-radius:10px;color:var(--fg);font-size:15px}
button{cursor:pointer;border:0;border-radius:10px;font-weight:700}
.primary{width:100%;padding:12px;background:#333;color:#fff;font-size:15px;margin-top:6px}
.primary.small{width:auto;padding:12px 18px;margin:7px 0}
.gold{width:100%;padding:15px;background:var(--gold);color:#1a1a1a;font-size:17px;margin-top:8px}
button:disabled{opacity:.5;cursor:not-allowed}
.link{background:none;color:var(--muted);font-weight:400;text-decoration:underline;padding:4px}
.tabs{display:flex;gap:8px;margin-bottom:10px}
.tab{flex:1;padding:10px;background:#0b0b0d;color:var(--muted);border:1px solid var(--line)}
.tab.active{background:var(--gold);color:#1a1a1a}
.row{display:flex;gap:8px;align-items:center}
.row.between{justify-content:space-between}
.credit{text-align:center;margin:18px 0;padding:18px;background:#0b0b0d;border:1px solid var(--line);border-radius:12px}
.credit-num{font-size:44px;font-weight:800;color:var(--gold);line-height:1}
.credit-lbl{color:var(--muted);font-size:13px;margin-top:6px}
.topup label{font-size:13px;color:var(--muted)}
.pay{margin-top:12px;padding:14px;background:#0b0b0d;border:1px dashed var(--line);border-radius:12px;text-align:center}
.pay img{max-width:220px;width:100%;background:#fff;border-radius:8px;padding:8px}
hr{border:0;border-top:1px solid var(--line);margin:20px 0}
.steps{padding-left:20px;line-height:1.7;font-size:14px;color:#cfcfcf}
.bar{height:10px;background:#000;border-radius:6px;overflow:hidden;margin-top:16px;border:1px solid var(--line)}
.bar>div{height:100%;width:0;background:var(--gold);transition:width .15s}
.msg{margin-top:12px;font-size:13px;min-height:18px}
.ok{color:var(--ok)}.err{color:var(--err)}
.warn{background:#2a1f0a;border:1px solid #5a4410;color:#e8c56a;font-size:12px;padding:10px 12px;border-radius:8px;margin-top:14px;line-height:1.5}
footer{text-align:center;color:#555;font-size:12px;margin-top:24px}

/* tiers + disclaimer */
.tiers{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.tier{background:#0b0b0d;border:1px solid var(--line);border-radius:12px;padding:14px}
.tier.pro{border-color:var(--gold)}
.tier-name{font-weight:800;font-size:16px;margin-bottom:4px}
.tier-desc{color:var(--muted);font-size:12px;line-height:1.5;margin-bottom:10px}
.badge{background:var(--gold);color:#1a1a1a;font-size:11px;padding:2px 8px;border-radius:10px;margin-left:6px;vertical-align:middle}
.ghost{width:100%;padding:12px;background:transparent;border:1px solid var(--gold);color:var(--gold);font-size:15px}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.7);display:flex;align-items:center;justify-content:center;padding:16px;z-index:50}
.modal-box{background:var(--card);border:1px solid var(--line);border-radius:16px;max-width:460px;width:100%;padding:22px;max-height:90vh;display:flex;flex-direction:column}
.modal-box h2{margin:0 0 12px;font-size:18px;color:var(--gold)}
.agree-text{overflow-y:auto;background:#0b0b0d;border:1px solid var(--line);border-radius:10px;padding:14px;font-size:13px;line-height:1.6}
.agree-text ol{padding-left:18px;margin:0}
.agree-text li{margin-bottom:8px}
.agree-check{display:flex;gap:8px;align-items:flex-start;font-size:13px;margin:14px 0;cursor:pointer}
.agree-check input{width:18px;height:18px;flex:0 0 18px;margin:2px 0 0;padding:0}
.pay-title{font-weight:600;margin:6px 0}
.pay-amount{font-size:18px;margin:8px 0}
.pay img{max-width:220px;border-radius:8px;background:#fff;padding:6px;margin:6px 0}
.pay-list{margin-top:10px;font-size:13px}
.pay-row{display:flex;justify-content:space-between;gap:8px;padding:6px 0;border-bottom:1px solid var(--line)}
.pay-row.paid span:last-child{color:#4ade80}
.pay-row.pending span:last-child{color:#facc15}
.pay-row.rejected span:last-child{color:#f87171}
.modal.hidden{display:none}
.pp-qr{background:#fff;border-radius:12px;padding:6px;width:220px;margin:10px auto}
.pp-qr svg{display:block;width:100%;height:auto}
.slip-btn{display:block;text-align:center;background:#16a34a;color:#fff;font-weight:700;padding:12px;border-radius:10px;margin:12px 0 6px;cursor:pointer}
.msg.ok{color:#4ade80}
.slip-mini{background:#16a34a;color:#fff;font-weight:700;font-size:12px;padding:4px 10px;border-radius:8px;cursor:pointer;white-space:nowrap}

.logo-box{border:1px dashed var(--line);border-radius:10px;padding:10px;margin:10px 0}
.logo-title{font-size:13px;font-weight:700;margin-bottom:8px}
.muted{color:var(--muted);font-weight:400}
#logoPrev{display:block;width:100%;max-width:384px;aspect-ratio:2/1;margin:0 auto;image-rendering:pixelated;background:#000;border-radius:6px;border:1px solid #333}
.logo-ctl{display:flex;gap:8px;margin-top:8px}
.logo-ctl>*{flex:1}
.logo-btn{display:block;text-align:center;background:#2a2a30;border:1px solid var(--line);color:var(--fg);padding:9px;border-radius:10px;cursor:pointer;font-size:14px}
.logo-adj{display:flex;gap:12px;align-items:center;font-size:13px;margin-top:8px}
.logo-adj input[type=range]{width:auto;flex:1;margin:0;padding:0}
.logo-adj input[type=checkbox]{width:auto;margin:0 4px 0 0}
.logo-adj label{display:flex;align-items:center;gap:6px;flex:1}
.logo-adj label:last-child{flex:0 0 auto}
.small-note{font-size:12px;margin-top:6px}

.logo-tabs{display:flex;gap:6px;margin:10px 0 8px}
.logo-tab{flex:1;padding:8px 4px;font-size:13px;background:#1b1b20;border:1px solid var(--line);color:var(--muted);border-radius:8px;cursor:pointer;margin:0}
.logo-tab.on{background:var(--gold);color:#111;border-color:var(--gold);font-weight:700}
#logoTxtPane input{margin:4px 0}
.logo-row{display:flex;gap:8px;align-items:center}
.logo-row select{flex:1;margin:4px 0}
.logo-size{display:flex;align-items:center;gap:6px;font-size:13px;flex:1}
.logo-size input{margin:0;padding:0}
.logo-chk{display:flex;align-items:center;gap:6px;font-size:13px;margin-top:4px}
.logo-chk input{width:auto;margin:0}