:root {
  --bg: #14161a;
  --panel: #1b1f25;
  --panel-2: #22272f;
  --border: #2e353f;
  --text: #e8eaed;
  --text-dim: #9aa3ad;
  --accent: #4a9eff;
  --ok: #35c98a;
  --warn: #e0a83c;
  --danger: #e5606a;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.6 "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header.top {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
header.top h1 { margin: 0; font-size: 17px; font-weight: 500; }
header.top .spacer { flex: 1; }
header.top .meta { color: var(--text-dim); font-size: 13px; }

main { padding: 20px 24px 60px; max-width: 1280px; margin: 0 auto; }

section.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 18px;
}
section.card > h2 {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
section.card > h2 .hint { font-size: 12px; color: var(--text-dim); font-weight: 400; }
section.card > h2 .spacer { flex: 1; }

.grid { display: grid; gap: 14px; }
.grid.cols-4 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

.stat {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.stat .label { color: var(--text-dim); font-size: 12px; }
.stat .value { font-size: 22px; font-weight: 500; margin-top: 4px; }
.stat .sub { color: var(--text-dim); font-size: 12px; margin-top: 2px; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--text-dim); font-weight: 500; font-size: 12px; white-space: nowrap; }
tbody tr:hover { background: var(--panel-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.mono { font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: 12px; }

.tag {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text-dim);
  white-space: nowrap;
}
.tag.ok { color: var(--ok); border-color: #1f5a41; background: #14261e; }
.tag.warn { color: var(--warn); border-color: #5a4a1f; background: #262214; }
.tag.danger { color: var(--danger); border-color: #5a1f24; background: #261416; }
.tag.info { color: var(--accent); border-color: #1f3f5a; background: #141f26; }

button, .btn {
  font: inherit;
  padding: 7px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
}
button:hover, .btn:hover { border-color: var(--accent); }
button.primary { background: #1d4f8c; border-color: #2a6ab8; }
button.primary:hover { background: #225b9f; }
button.danger { color: var(--danger); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.sm { padding: 4px 10px; font-size: 12px; }

input, select, textarea {
  font: inherit;
  padding: 7px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #12141a;
  color: var(--text);
  width: 100%;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
label { display: block; color: var(--text-dim); font-size: 12px; margin-bottom: 5px; }
.field { margin-bottom: 12px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.row > * { flex: 1 1 140px; }
.row > .fixed { flex: 0 0 auto; }

.bar { height: 8px; border-radius: 4px; background: var(--panel-2); overflow: hidden; }
.bar > span { display: block; height: 100%; }

.notice { padding: 10px 14px; border-radius: 8px; font-size: 13px; margin-bottom: 12px; }
.notice.err { background: #261416; border: 1px solid #5a1f24; color: #f0a5ab; }
.notice.ok { background: #14261e; border: 1px solid #1f5a41; color: #8fe0bb; }

.muted { color: var(--text-dim); }
.empty { color: var(--text-dim); padding: 18px 0; text-align: center; }
.mt { margin-top: 14px; }
.hidden { display: none !important; }
code.inline { background: var(--panel-2); padding: 1px 6px; border-radius: 5px; font-size: 12px; }

pre {
  background: #101216;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  overflow: auto;
  font-size: 12px;
  line-height: 1.55;
}

.dropzone {
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  background: var(--panel-2);
  transition: border-color .15s ease, background .15s ease;
}
.dropzone.over { border-color: var(--accent); background: #17222e; }
.dropzone-title { font-size: 15px; font-weight: 500; margin-bottom: 6px; }
.dropzone-sub { color: var(--text-dim); font-size: 12px; line-height: 1.7; margin-bottom: 14px; }
.dropzone.busy { opacity: .6; pointer-events: none; }

#login { max-width: 360px; margin: 60px auto; }