:root {
  --bg: #f6f6f4; --panel: #ffffff; --line: #e4e3df; --text: #1d1d1b; --muted: #6d6c67;
  --accent: #2f5bd3; --accent-ink: #ffffff; --accent-soft: #e8eefc;
  --ok: #1f7a4d; --ok-soft: #e3f3ea; --warn: #9a6400; --warn-soft: #fbf0d9; --bad: #b3261e; --bad-soft: #fbe7e5;
  --radius: 10px; --shadow: 0 1px 2px rgba(0,0,0,.05), 0 4px 16px rgba(0,0,0,.04);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141413; --panel: #1d1d1b; --line: #2f2e2b; --text: #ecebe6; --muted: #9b9a94;
    --accent: #7b9cf5; --accent-ink: #0f1626; --accent-soft: #1f2a44;
    --ok: #6fcf9b; --ok-soft: #173326; --warn: #e6b45a; --warn-soft: #3a2d12; --bad: #f08a80; --bad-soft: #3d1c19;
    --shadow: none; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif; }
button, input, select, textarea { font: inherit; color: inherit; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12.5px; }

/* buttons & fields */
.btn { border: 1px solid var(--line); background: var(--panel); border-radius: 8px; padding: 7px 12px; cursor: pointer; white-space: nowrap; }
.btn:hover { border-color: var(--muted); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
.btn.danger { color: var(--bad); }
.btn.small { padding: 4px 9px; font-size: 13px; }
label { display: block; font-weight: 600; font-size: 13px; margin: 14px 0 6px; }
label .muted { font-weight: 400; }
input[type=text], input[type=password], input[type=number], input[type=search], select, textarea {
  width: 100%; border: 1px solid var(--line); background: var(--panel); border-radius: 8px; padding: 8px 10px; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
textarea { min-height: 90px; resize: vertical; }
.seg { display: inline-flex; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 2px; gap: 2px; flex-wrap: wrap; }
.seg button { border: 0; background: transparent; padding: 5px 11px; border-radius: 6px; cursor: pointer; color: var(--muted); }
.seg button.on { background: var(--panel); color: var(--accent); font-weight: 600; box-shadow: var(--shadow); }
.row { display: flex; gap: 10px; }
.row > * { flex: 1; min-width: 0; }

/* auth pages */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); padding: 28px; width: 100%; max-width: 400px; }
.card h1 { font-size: 20px; margin: 0 0 4px; }
.card .btn.primary { width: 100%; margin-top: 20px; padding: 10px; }
.err { color: var(--bad); background: var(--bad-soft); border-radius: 8px; padding: 8px 10px; margin-top: 14px; }
.qr { display: block; margin: 12px auto; border-radius: 8px; background: #fff; padding: 6px; }
.secret { word-break: break-all; text-align: center; background: var(--bg); border-radius: 8px; padding: 8px; }
.steps { padding-left: 18px; margin: 8px 0 0; }

/* app layout */
header { display: flex; align-items: center; gap: 16px; padding: 12px 20px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
header .brand { font-weight: 700; font-size: 15px; }
header nav { display: flex; gap: 4px; }
header nav button { border: 0; background: transparent; padding: 6px 10px; border-radius: 7px; cursor: pointer; color: var(--muted); }
header nav button.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
header .spacer { flex: 1; }
.launcher { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); display: inline-block; }
.dot.ok { background: var(--ok); } .dot.bad { background: var(--bad); }
main { padding: 20px; max-width: 1400px; margin: 0 auto; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 18px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; }
.stat b { display: block; font-size: 22px; font-variant-numeric: tabular-nums; }
.stat span { color: var(--muted); font-size: 12.5px; }

.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.toolbar input[type=search] { max-width: 280px; }
.toolbar .spacer { flex: 1; }
.folders { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { border: 1px solid var(--line); background: var(--panel); border-radius: 999px; padding: 5px 12px; cursor: pointer; }
.chip.on { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); font-weight: 600; }
.chip small { color: var(--muted); margin-left: 4px; }

.bulk { display: flex; gap: 8px; align-items: center; background: var(--accent-soft); border-radius: var(--radius); padding: 8px 12px; margin-bottom: 12px; flex-wrap: wrap; }
.bulk b { margin-right: 6px; }

.table-wrap { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; background: var(--panel); position: sticky; top: 0; }
tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--bg); }
td.name b { display: block; }
td.name .muted { font-size: 12px; }
.badge { display: inline-block; border-radius: 6px; padding: 2px 7px; font-size: 12px; background: var(--bg); color: var(--muted); white-space: nowrap; }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.bad { background: var(--bad-soft); color: var(--bad); }
.badge.blue { background: var(--accent-soft); color: var(--accent); }
.empty { padding: 40px; text-align: center; color: var(--muted); }
.pager { display: flex; justify-content: space-between; align-items: center; padding: 10px 2px; color: var(--muted); }

/* drawer */
.drawer-bg { position: fixed; inset: 0; background: rgba(0,0,0,.25); z-index: 20; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(480px, 100%); background: var(--panel); border-left: 1px solid var(--line); z-index: 21; display: flex; flex-direction: column; }
.drawer .head { padding: 16px 20px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; }
.drawer .head h2 { margin: 0; font-size: 17px; }
.drawer .body { padding: 4px 20px 20px; overflow-y: auto; flex: 1; }
.drawer .foot { padding: 14px 20px; border-top: 1px solid var(--line); display: flex; gap: 10px; justify-content: flex-end; }
.hint { font-size: 12.5px; color: var(--muted); margin-top: 6px; }
.preview { background: var(--bg); border-radius: 8px; padding: 8px 10px; margin-top: 8px; font-size: 13px; }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 10px; z-index: 30; max-width: calc(100% - 32px); box-shadow: 0 6px 24px rgba(0,0,0,.2); }
.toast.bad { background: var(--bad); color: #fff; }

.activity td:first-child { white-space: nowrap; color: var(--muted); }

@media (max-width: 760px) {
  header { flex-wrap: wrap; padding: 10px 16px; }
  main { padding: 16px; }
  .hide-sm { display: none; }
}