:root {
  --bg: #ffffff;
  --text: #0f2747;
  --muted: #5b6b82;
  --line: #dde3ec;
  --soft: #f4f7fb;
  --accent: #1f6feb;
  --ok: #1a7f4b;
  --err: #c0392b;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; }
.wrap { max-width: 720px; margin: 0 auto; padding: 56px 16px 40px; }
h1 { font-size: 28px; margin: 0 0 6px; letter-spacing: -0.01em; }
.lead { margin: 0 0 24px; color: var(--muted); }

.brand { font-weight: 700; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }

.drop {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  padding: 44px 16px; border: 2px dashed var(--line); border-radius: 12px;
  background: var(--soft); text-align: center;
  transition: border-color .15s, background .15s;
}
.drop:hover, .drop.over { border-color: var(--accent); background: #eef4ff; }
.btns { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.btn {
  display: inline-block; cursor: pointer; padding: 12px 28px; border-radius: 8px;
  background: var(--accent); color: #fff; font-weight: 600; font-size: 17px;
}
.btn-alt { background: #fff; color: var(--accent); box-shadow: inset 0 0 0 2px var(--accent); }
.btn:hover { filter: brightness(.95); }
.hint { color: var(--muted); font-size: 14px; }

.pending {
  margin-top: 18px; padding: 12px 14px; border: 1px solid #f0d58c; border-radius: 8px;
  background: #fff9e8; font-size: 14px;
}
.pending ul { margin: 6px 0 0; padding-left: 18px; }

.list { list-style: none; margin: 20px 0 0; padding: 0; }
.item { padding: 14px 0; border-bottom: 1px solid var(--line); }
.row { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.name { font-weight: 600; overflow-wrap: anywhere; }
.size { color: var(--muted); font-size: 14px; white-space: nowrap; }
.bar { height: 8px; margin: 8px 0 6px; border-radius: 4px; background: var(--soft); overflow: hidden; }
.bar > i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .2s; }
.item.done .bar > i { background: var(--ok); }
.item.error .bar > i { background: var(--err); }
.status { font-size: 14px; color: var(--muted); }
.item.done .status { color: var(--ok); }
.item.error .status { color: var(--err); }

.count { color: var(--muted); font-weight: 400; }
.foot { max-width: 720px; margin: 0 auto; padding: 24px 16px 32px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; text-align: center; }