:root {
  --bg: #0f1420;
  --card: #1a2233;
  --text: #e8edf5;
  --muted: #8a96ad;
  --accent: #4a9eff;
  --danger: #e5484d;
  --border: #2a3550;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

header {
  padding: 24px 32px 8px;
}
h1 { margin: 0 0 4px; font-size: 22px; }
.sub { margin: 0; color: var(--muted); font-size: 13px; }

main {
  max-width: 780px;
  margin: 16px auto 48px;
  padding: 0 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 22px;
}
.card h2 { margin: 0 0 8px; font-size: 16px; color: var(--accent); }
.card p { margin: 6px 0; font-size: 14px; }
.card.warn {
  border-color: #b98900;
  background: #2a2300;
  color: #ffd970;
}

button {
  font: inherit;
  padding: 8px 18px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #232c42;
  color: var(--text);
  cursor: pointer;
  margin: 6px 8px 6px 0;
}
button:disabled { opacity: 0.45; cursor: not-allowed; }
button.primary { background: var(--accent); border-color: var(--accent); color: #06121f; font-weight: 600; }
button.danger { background: var(--danger); border-color: var(--danger); color: #fff; font-weight: 600; }
button.secondary { background: transparent; }

input[type="file"] {
  color: var(--muted);
  margin: 8px 0;
}

.kv {
  margin-top: 12px;
  font-size: 14px;
}
.kv > div {
  display: flex;
  gap: 12px;
  padding: 4px 0;
  border-bottom: 1px dashed var(--border);
}
.kv span { width: 90px; color: var(--muted); flex-shrink: 0; }
.kv b { font-weight: 600; word-break: break-all; }

table {
  width: 100%;
  margin-top: 12px;
  border-collapse: collapse;
  font-size: 13px;
}
th, td {
  text-align: left;
  padding: 6px 10px;
  border-bottom: 1px solid var(--border);
}
th { color: var(--muted); font-weight: 500; }

.chk { font-size: 14px; display: block; margin: 8px 0; }

.pbar {
  height: 14px;
  background: #0b0f18;
  border: 1px solid var(--border);
  border-radius: 7px;
  overflow: hidden;
  margin-top: 10px;
}
#pbarFill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), #7cc4ff);
  transition: width 0.2s;
}
#pstage { font-size: 13px; color: var(--muted); margin-top: 6px; }

#log {
  background: #0b0f18;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  font-size: 12px;
  font-family: Consolas, monospace;
  max-height: 260px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}

dialog {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px 26px;
  max-width: 420px;
}
dialog::backdrop { background: rgba(0, 0, 0, 0.6); }
dialog menu { display: flex; justify-content: flex-end; gap: 10px; padding: 0; margin: 0; }

footer {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  padding: 16px;
}

.hidden { display: none !important; }

a { color: var(--accent); }