*{box-sizing:border-box}
body{margin:0;font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#e6edf3;background:#0b1117}
a{color:#5eead4}
.wrap{max-width:980px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid #1f2a35}
header .wrap{display:flex;justify-content:space-between;align-items:center;height:56px}
.brand{font-weight:800;font-size:20px}.brand span{color:#5eead4}
nav a{margin-left:16px;color:#9fb0c0;text-decoration:none}
h1{font-size:34px;line-height:1.2;margin:40px 0 12px}
h2{margin-top:48px}
.lead{color:#b8c6d3;font-size:18px}
.deadline{background:#3b2a07;border:1px solid #a16207;color:#fde68a;padding:8px 12px;border-radius:6px;display:inline-block}
form{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}
input,select{background:#111a23;border:1px solid #2b3a48;color:#e6edf3;padding:12px;border-radius:6px;font-size:15px}
#addr{flex:1 1 380px;font-family:ui-monospace,monospace}
button{background:#14b8a6;color:#04201c;border:0;padding:12px 18px;border-radius:6px;font-weight:700;cursor:pointer;font-size:15px}
button.locked{background:#334155;color:#cbd5e1}
button.locked::before{content:"🔒 "}
#status{min-height:24px;color:#9fb0c0}
.t{border-collapse:collapse;width:100%;margin:8px 0}
.t th,.t td{border-bottom:1px solid #1f2a35;padding:6px 8px;text-align:right;white-space:nowrap}
.t th:first-child,.t td:first-child{text-align:left}
.t.small{font-size:12px}
.t.small td,.t.small th{text-align:left}
.scroll{overflow-x:auto;max-height:360px;overflow-y:auto;border:1px solid #1f2a35;border-radius:6px}
.dl{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.pay{border:1px solid #14b8a6;border-radius:8px;padding:16px 20px;margin:20px 0;background:#0d1a1f}
.pay .addr code{font-size:15px;background:#111a23;padding:4px 8px;border-radius:4px;word-break:break-all}
.row{display:flex;gap:8px;flex-wrap:wrap}.row input{flex:1 1 380px;font-family:ui-monospace,monospace}
.muted{color:#8394a5;font-size:14px}
.warn{background:#3b2a07;border:1px solid #a16207;padding:8px 12px;border-radius:6px;margin:8px 0;color:#fde68a}
.ok{color:#5eead4;font-weight:700}.err{color:#fca5a5}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{border:1px solid #1f2a35;border-radius:8px;padding:16px}.card.hi{border-color:#14b8a6}
.price{font-size:30px;font-weight:800;margin:0}
details{border-bottom:1px solid #1f2a35;padding:10px 0}summary{cursor:pointer;font-weight:600}
footer{padding:40px 20px}
small{color:#8394a5;font-weight:400;font-size:13px}
.cardbox{margin:24px 0}#card{width:100%;max-width:600px;height:auto;border-radius:10px;border:1px solid #1f2a35;display:block}
.dl a{text-decoration:none}
.drop{border:2px dashed #2b3a48;border-radius:10px;padding:28px;text-align:center;margin:20px 0;background:#0d141b}
.drop.over{border-color:#14b8a6;background:#0d1a1f}
.drop input{display:none}.link{color:#5eead4;text-decoration:underline;cursor:pointer}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px;margin:12px 0}
.grid2 label{display:flex;flex-direction:column;gap:6px;color:#9fb0c0;font-size:14px}
.big{font-size:26px;margin:8px 0}
.t select{padding:4px 6px;font-size:13px}