:root { color-scheme: dark; font-family: system-ui, "PingFang SC", "Microsoft YaHei", sans-serif; background: #111217; color: #f0f1f5; --muted: #a9adba; --line: #383943; --gold: #efce83; }
* { box-sizing: border-box; }
body { margin: 0; }
header { background: #1b1c23; border-bottom: 1px solid var(--line); }
.bar, main { width: min(100% - 2rem, 65rem); margin: 0 auto; }
.bar { display: flex; align-items: center; min-height: 4.1rem; gap: 1rem; }
.brand { font-size: 1.3rem; font-weight: 750; }
.brand span, .eyebrow { color: var(--gold); }
.subhead { color: var(--muted); border-left: 1px solid var(--line); padding-left: 1rem; }
main { padding: 2rem 0; }
h1 { margin: .15em 0 .2em; font-size: clamp(1.9rem, 5vw, 2.6rem); }
h2 { margin: 0 0 1rem; font-size: 1.15rem; }
p { margin: .4em 0 .8em; line-height: 1.55; }
.eyebrow { font-size: .72rem; letter-spacing: .13em; font-weight: 700; }
.muted, .stats span { color: var(--muted); }
.heading { display: flex; justify-content: space-between; align-items: end; gap: 1rem; margin-bottom: 1rem; }
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .8rem; }
.card { background: #1b1c23; border: 1px solid var(--line); padding: 1.25rem; border-radius: .75rem; margin-bottom: .9rem; }
.stats strong { display: block; font-size: 1.65rem; margin-top: .2rem; font-variant-numeric: tabular-nums; }
.login { width: min(100%, 28rem); margin: 2rem auto; }
label { display: block; margin: .6rem 0 .45rem; font-weight: 600; }
input, textarea, button { font: inherit; min-height: 2.65rem; border: 1px solid #51535f; border-radius: .4rem; padding: .55rem .8rem; background: #13141a; color: inherit; }
input, textarea { width: 100%; }
textarea, code { font-family: ui-monospace, "SFMono-Regular", monospace; }
button { font-weight: 650; cursor: pointer; white-space: nowrap; }
button:hover { border-color: var(--gold); }
button.primary { background: var(--gold); border-color: var(--gold); color: #211a0e; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.login button { width: 100%; margin-top: 1rem; }
.issue div { display: flex; gap: .75rem; }
.issue input { width: 6rem; }
.issued { margin-top: 1rem; border-top: 1px solid var(--line); padding-top: .75rem; }
.issued button { margin-top: .5rem; }
.alert { color: #ffb9b5; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; white-space: nowrap; text-align: left; }
th, td { padding: .7rem .55rem; border-bottom: 1px solid var(--line); }
thead th { color: var(--muted); font-size: .88rem; }
.badge { display: inline-block; border-radius: .3rem; padding: .12rem .35rem; background: #393440; color: #e3d9ed; }
.badge.active { background: #233d36; color: #b3ead1; }
@media (max-width: 36rem) { .heading { align-items: start; } .stats { gap: .45rem; } .card { padding: .8rem; } }