:root{color-scheme:dark;--coin-gold:#e8c86c}
body{margin:0;background:#0d1117;color:#e7edf4;font:16px/1.5 system-ui,sans-serif}
main{width:min(1080px,calc(100% - 32px));margin:40px auto}nav{display:flex;justify-content:space-between;gap:16px}a{color:#67d7bb}h1{font-size:42px;margin:8px 0}h2{font-size:22px}.eyebrow{color:var(--coin-gold);font-size:14px;letter-spacing:.1em;text-transform:uppercase;margin-top:36px}
.balance-card{display:flex;align-items:center;gap:20px;background:#191d21;border:1px solid #645a34;padding:24px;border-radius:18px}.balance-card strong{display:block;color:var(--coin-gold);font-size:40px}.balance-card button{margin-left:auto}.coin-mark{display:grid;place-items:center;flex:none;width:52px;height:52px;border:2px solid var(--coin-gold);border-radius:50%;font-weight:800;color:var(--coin-gold);font-size:28px}
input,select,button{font:inherit;color:inherit;background:#111820;border:1px solid #394754;border-radius:9px;padding:10px}button{cursor:pointer}button:disabled{opacity:.5;cursor:default}
.coin-table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left}th,td{padding:12px 8px;border-bottom:1px solid #273341}th{font-size:14px;color:#aebbc7}td{overflow-wrap:anywhere}.coin-positive{color:#83e1b6}.coin-negative{color:#ffa6a6}
#coinForm{display:grid;grid-template-columns:1fr 140px 140px;gap:12px}#coinForm label{display:flex;flex-direction:column;gap:6px;font-size:14px}#coinForm .coin-reason{grid-column:1 / -1}#coinForm button{grid-column:1/-1}#coinFeedback{min-height:24px}
[hidden]{display:none!important}
@media(max-width:650px){#coinForm{grid-template-columns:1fr}#coinForm label{grid-column:1/-1}.balance-card{padding:16px;gap:12px;flex-wrap:wrap}.balance-card strong{font-size:32px}.balance-card button{margin-left:0}h1{font-size:34px}}

.coin-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:14px 0 20px}
.coin-stats>div{padding:15px;border:1px solid #273341;border-radius:12px;background:#121820}
.coin-stats span{display:block;color:#aebbc7;font-size:12px}
.coin-stats strong{display:block;margin-top:5px;font-size:20px;color:#e8c86c}
.coin-quick{grid-column:1/-1;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}
.coin-quick button{padding:9px 8px}
#coinReasonHint{font-size:11px}
@media(max-width:750px){.coin-quick{grid-template-columns:repeat(3,minmax(0,1fr))}.coin-stats{grid-template-columns:1fr}}