/* 文件工具箱（spec §6.1）：沿用 ACE World 深空暗色设计令牌（web/local/home/index.html「Design System v5.0」），
   补亮色模式与手机宽度；不用外链字体（大陆访问 Google 字体会卡），只用系统字体。 */
:root {
  --bg: #05070D;
  --bg2: #081020;
  --panel: #0B1324;
  --line: #1E293B;
  --text: #F4F7FF;
  --sub: #A0AEC0;
  --accent: #4FD1FF;
  --ok: #4ADE80;
  --warn: #FED57A;
  --err: #FF8A8A;
  --amber: #F59E0B;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --radius: 10px;
  --gutter: 16px;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #F4F6FB;
    --bg2: #FFFFFF;
    --panel: #FFFFFF;
    --line: #D5DCE8;
    --text: #0F172A;
    --sub: #475569;
    --accent: #0369A1;
    --ok: #15803D;
    --warn: #92400E;
    --err: #B91C1C;
    --amber: #B45309;
    color-scheme: light;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--text); font: 16px/1.6 var(--font); min-height: 100vh; display: flex; flex-direction: column; }
main { flex: 1; width: 100%; max-width: 1280px; margin: 0 auto; padding: var(--gutter); }
h1 { font-size: 1.4rem; margin: 0 0 1rem; }
h2 { font-size: 1.1rem; margin: 0; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 1px solid var(--line); background: var(--bg2); border-radius: 8px; padding: .45rem .9rem; }
button:disabled { opacity: .45; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--bg); font-weight: 600; }
button.link { border: none; background: none; padding: 0 .3rem; color: var(--accent); }
button.danger { color: var(--err); }
input, select { background: var(--bg2); border: 1px solid var(--line); border-radius: 8px; padding: .45rem .6rem; max-width: 100%; }
input:disabled, select:disabled { opacity: .45; }
a { color: var(--accent); }

.top { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; padding: .75rem var(--gutter); border-bottom: 1px solid var(--line); background: var(--bg2); }
.brand { font-weight: 700; letter-spacing: .05em; }
.quota { color: var(--sub); font-size: .9rem; flex: 1; }
.who { display: flex; align-items: center; gap: .3rem; font-size: .9rem; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: var(--gutter); }
.panel.narrow { max-width: 420px; margin: 2rem auto; }
.layout { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: var(--gutter); align-items: start; }
.fld { display: flex; flex-direction: column; gap: .25rem; margin: 0 0 .8rem; font-size: .95rem; color: var(--sub); }
.fld input, .fld select { color: var(--text); }
.chk { display: flex; align-items: flex-start; gap: .4rem; margin: .35rem 0; font-size: .95rem; }
.chk input { margin-top: .3rem; }
.row { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.hint { color: var(--sub); font-size: .88rem; margin: .3rem 0; }
.warn { color: var(--warn); font-size: .9rem; margin: .6rem 0; }
.err { color: var(--err); font-size: .92rem; margin: .4rem 0; min-height: 0; }

.tabs { display: flex; flex-wrap: wrap; gap: .4rem; }
.tabs button.on { border-color: var(--accent); color: var(--accent); }

.drop { display: block; border: 1px dashed var(--line); border-radius: var(--radius); padding: 1.2rem; text-align: center; color: var(--sub); cursor: pointer; margin: .6rem 0; }
.drop.over { border-color: var(--accent); color: var(--accent); }
.drop.off { opacity: .4; pointer-events: none; }
.drop input { position: absolute; width: 1px; height: 1px; opacity: 0; }

.staged { list-style: none; padding: 0; margin: .4rem 0; }
.staged li { display: flex; flex-wrap: wrap; gap: .2rem .6rem; align-items: baseline; padding: .35rem 0; border-bottom: 1px solid var(--line); font-size: .92rem; }
.staged .nm { font-weight: 600; word-break: break-all; }
.staged .msg { color: var(--sub); flex: 1; }
.staged li.bad .msg { color: var(--err); }
.staged li.checking .msg { color: var(--accent); }

.opts { margin: .6rem 0; }
.adv { margin: .5rem 0; }
.adv summary { cursor: pointer; color: var(--sub); }
.radios { margin: .4rem 0; font-size: .95rem; }
.submit-row { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; }
.submit-row .hint { flex: 1; min-width: 12rem; }

.cards-head { display: flex; flex-wrap: wrap; gap: .4rem 1rem; align-items: baseline; margin-bottom: .6rem; }
.batch-bar a { display: inline-block; margin: 0 .8rem .6rem 0; font-size: .92rem; }
.card { border: 1px solid var(--line); border-radius: var(--radius); padding: .8rem; margin-bottom: .7rem; background: var(--bg2); }
.card-head { display: flex; gap: .6rem; align-items: baseline; justify-content: space-between; }
.card .nm { font-weight: 600; word-break: break-all; }
.card .sub { color: var(--sub); font-size: .88rem; }
.card .nums { font-size: .92rem; margin: .3rem 0; }
.card .dl { display: flex; flex-wrap: wrap; gap: .5rem .9rem; margin: .4rem 0; }
.card .acts { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .5rem; }
.card ol.top { margin: .3rem 0; padding-left: 1.3rem; font-size: .9rem; }
.card .rerun { border-top: 1px dashed var(--line); margin-top: .6rem; padding-top: .6rem; }
.chip { font-size: .78rem; padding: .08rem .55rem; border-radius: 999px; border: 1px solid var(--line); white-space: nowrap; color: var(--sub); }
.chip.running { color: var(--accent); border-color: var(--accent); }
.chip.waiting { color: var(--amber); border-color: var(--amber); }
.chip.done { color: var(--ok); border-color: var(--ok); }
.chip.failed { color: var(--err); border-color: var(--err); }

.overlay { position: fixed; inset: 0; background: rgba(0, 0, 0, .6); display: flex; align-items: center; justify-content: center; padding: var(--gutter); z-index: 50; }
.overlay .box { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem; max-width: 520px; width: 100%; }
.overlay ol { padding-left: 1.3rem; }

.foot { text-align: center; color: var(--sub); font-size: .82rem; padding: .8rem var(--gutter); border-top: 1px solid var(--line); }

@media (max-width: 860px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .quota { flex-basis: 100%; order: 3; }
}