:root { color-scheme: dark; font-family: Inter, "Microsoft YaHei", sans-serif; background: #0d1421; color: #edf3fb; }
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; }
button, input { font: inherit; }
button { border: 0; border-radius: 6px; padding: 10px 14px; color: #fff; background: #16a5a5; cursor: pointer; }
button.secondary, .icon-button { color: #dce9f8; background: #253750; }
button:hover { filter: brightness(1.1); }
input { width: 100%; padding: 10px; color: #edf3fb; background: #101b2d; border: 1px solid #405674; border-radius: 5px; }
label { display: grid; gap: 7px; color: #b9c9dc; font-size: 14px; }
.shell { width: min(1180px, calc(100% - 32px)); margin: auto; }
.topbar { height: 68px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #273a56; }
.brand { color: #fff; font-size: 19px; font-weight: 700; text-decoration: none; }
.auth-layout { max-width: 820px; margin: 10vh auto; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.panel { margin: 18px 0; padding: 20px; background: #121d2f; border: 1px solid #293e5c; border-radius: 7px; }
.auth-panel { display: grid; gap: 15px; margin: 0; }
h1, h2 { margin: 0; font-size: 19px; font-weight: 650; }
.summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 18px 0; }
.summary > div { min-height: 88px; padding: 15px; background: #16243a; border-left: 3px solid #16a5a5; }
.summary span, .muted, .hint { color: #98abc2; font-size: 13px; }
.summary strong { display: block; margin-top: 8px; font-size: 21px; }
.grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.grid .panel { margin: 0; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 15px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { padding: 11px 8px; border-bottom: 1px solid #273a56; text-align: left; white-space: nowrap; }
th { color: #a9bdd5; font-weight: 500; }
.inline-form { display: grid; gap: 13px; }
.payment { display: flex; gap: 16px; align-items: center; margin-top: 18px; padding-top: 18px; border-top: 1px solid #273a56; }
.payment img { width: 150px; height: 150px; padding: 6px; background: #fff; image-rendering: crisp-edges; }
.payment p { margin: 8px 0; }
.payment a { color: #53d6d6; display: inline-block; margin: 5px 0; }
.hidden { display: none !important; }
#toast { position: fixed; right: 20px; bottom: 20px; max-width: 360px; padding: 11px 14px; background: #263a56; border: 1px solid #51739b; border-radius: 5px; opacity: 0; pointer-events: none; transition: opacity .18s; }
#toast.show { opacity: 1; }
@media (max-width: 720px) { .shell { width: min(100% - 22px, 1180px); } .auth-layout, .grid, .summary { grid-template-columns: 1fr; } .panel { padding: 15px; } .payment { align-items: flex-start; } }