:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --line: #2a2f3a;
  --text: #e6e8ec;
  --muted: #9aa3b2;
  --brand: #4c8dff;
  --ok: #35c07f;
  --warn: #f0a13c;
  --err: #ef5f5f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 16px 14px 64px; }

header.top {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap; margin-bottom: 14px;
}
h1 { font-size: 18px; margin: 0; font-weight: 600; }
h2 { font-size: 15px; margin: 0 0 10px; font-weight: 600; color: var(--text); }

.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px; margin-bottom: 14px;
}

.row { display: flex; gap: 8px; flex-wrap: wrap; }
.row > .grow { flex: 1 1 160px; min-width: 0; }

input[type="text"], input[type="password"], textarea {
  width: 100%; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--panel-2); color: var(--text); font-size: 14px; font-family: inherit;
}
textarea { min-height: 60px; resize: vertical; }

button {
  padding: 10px 14px; border-radius: 8px; border: 1px solid var(--line);
  background: var(--panel-2); color: var(--text); font-size: 14px; cursor: pointer;
}
button.primary { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
button.danger { color: var(--err); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.small { padding: 6px 10px; font-size: 13px; }

.muted { color: var(--muted); font-size: 13px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }
.tag {
  display: inline-block; padding: 1px 7px; border-radius: 999px; font-size: 12px;
  border: 1px solid var(--line); color: var(--muted);
}
.tag.ok { color: var(--ok); border-color: rgba(53,192,127,.4); }
.tag.warn { color: var(--warn); border-color: rgba(240,161,60,.4); }
.tag.err { color: var(--err); border-color: rgba(239,95,95,.4); }

.tree { margin-top: 6px; }
.node { border-top: 1px solid var(--line); padding: 8px 0; }
.node:first-child { border-top: none; }
.node-line { display: flex; align-items: center; gap: 10px; }
.node-line .name { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.node-line .size { color: var(--muted); font-size: 12.5px; white-space: nowrap; }
.children { margin: 6px 0 0 22px; }
.dir-open { color: var(--brand); }

.sticky-cta {
  position: sticky; bottom: 0; margin-top: 10px; padding: 12px 0 0;
  background: linear-gradient(180deg, rgba(15,17,21,0), var(--bg) 40%);
}
.cta-line { display: flex; align-items: center; justify-content: space-between; gap: 10px; }

.task { border-top: 1px solid var(--line); padding: 10px 0; }
.task:first-child { border-top: none; }
pre.out {
  background: #0b0d11; border: 1px solid var(--line); border-radius: 8px;
  padding: 8px; margin: 8px 0 0; overflow-x: auto; white-space: pre-wrap;
  word-break: break-all; font-size: 12px; color: var(--muted);
}

.banner { border-radius: 10px; padding: 10px 12px; margin-bottom: 12px; font-size: 13.5px; }
.banner.info { background: rgba(76,141,255,.12); border: 1px solid rgba(76,141,255,.35); }
.banner.warn { background: rgba(240,161,60,.12); border: 1px solid rgba(240,161,60,.35); }
.banner.err { background: rgba(239,95,95,.12); border: 1px solid rgba(239,95,95,.35); }
.banner.ok { background: rgba(53,192,127,.12); border: 1px solid rgba(53,192,127,.35); }
.hidden { display: none !important; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; }

label.check { display: flex; align-items: center; gap: 8px; }
input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--brand); }