:root {
  --bg: #0e1218;
  --panel: #171c24;
  --line: #2a3340;
  --text: #e8ecef;
  --muted: #8b97a5;
  --accent: #3dd6c6;
  --danger: #e06767;
  --ok: #5dba7a;
  font-family: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); }
body {
  background:
    radial-gradient(900px 420px at 10% -10%, #1a2a33 0%, transparent 55%),
    radial-gradient(700px 380px at 100% 0%, #243018 0%, transparent 50%),
    var(--bg);
}
#app { max-width: 960px; margin: 0 auto; padding: 1rem; }
.top {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 1rem; gap: 1rem;
}
.top strong { letter-spacing: .12em; }
.top small { display: block; color: var(--muted); font-size: .75rem; margin-top: .2rem; }
.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 1rem 1.1rem; margin-bottom: .85rem;
}
.login { max-width: 420px; margin: 3rem auto; }
.login h1 { margin: 0 0 .4rem; font-size: 1.5rem; }
.login p { color: var(--muted); }
.login form { display: flex; gap: .5rem; margin-top: 1rem; }
input[type=password], input[type=text] {
  flex: 1; background: #0d1117; border: 1px solid var(--line); color: var(--text);
  border-radius: 8px; padding: .65rem .8rem; font: inherit;
}
button, .upload span {
  font: inherit; cursor: pointer; border: 1px solid var(--line);
  background: #222833; color: var(--text); padding: .55rem .85rem; border-radius: 8px;
}
button.primary, .upload span {
  background: linear-gradient(180deg, #4ae0cf, #2aa89b); color: #06201c; border: none; font-weight: 700;
}
button.ghost { background: transparent; }
button.danger { border-color: var(--danger); color: #ffc9c9; }
button:hover, .upload span:hover { filter: brightness(1.08); }
.error { color: var(--danger); }
.muted { color: var(--muted); font-size: .85rem; }
.toolbar { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: space-between; align-items: center; }
.crumbs { display: flex; flex-wrap: wrap; gap: .35rem; align-items: center; }
.crumbs a, .crumbs button.link {
  background: none; border: none; color: var(--accent); padding: 0; cursor: pointer; font: inherit;
}
.crumbs span { color: var(--muted); }
.tools { display: flex; flex-wrap: wrap; gap: .4rem; }
.upload { display: inline-grid; }
.drop {
  border: 1.5px dashed var(--line); text-align: center; transition: .15s border-color, .15s background;
}
.drop.over { border-color: var(--accent); background: #132028; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: .55rem .35rem; border-bottom: 1px solid #222936; font-size: .92rem; }
th { color: var(--muted); font-weight: 600; font-size: .75rem; letter-spacing: .06em; text-transform: uppercase; }
td.actions { white-space: nowrap; text-align: right; }
td.actions button { padding: .3rem .55rem; font-size: .78rem; margin-left: .25rem; }
.name-btn {
  background: none; border: none; color: var(--text); padding: 0; cursor: pointer; font: inherit; text-align: left;
}
.name-btn.dir { color: var(--accent); font-weight: 600; }
.icon { margin-right: .4rem; opacity: .8; }
@media (max-width: 640px) {
  .login form { flex-direction: column; }
  th:nth-child(3), td:nth-child(3) { display: none; }
}