:root {
  --bg: #0f1420;
  --bg2: #161d2e;
  --card: #1b2438;
  --border: #2a3550;
  --text: #dbe4f5;
  --muted: #8494b3;
  --accent: #4d9fff;
  --ok: #3ecf8e;
  --warn: #f5b84d;
  --crit: #f4635e;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 14px/1.5 "Segoe UI", system-ui, sans-serif;
}
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 12px; font-weight: normal; }
.ok { color: var(--ok); }
.err { color: var(--crit); min-height: 20px; margin-top: 8px; }

/* ---------- Login ---------- */
#login-overlay {
  position: fixed; inset: 0; background: var(--bg);
  display: flex; align-items: center; justify-content: center; z-index: 100;
}
#login-form {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 36px; width: 320px; text-align: center;
}
#login-form h1 { font-size: 20px; margin-bottom: 20px; }
#login-form input {
  width: 100%; margin-bottom: 12px;
}

/* ---------- Layout ---------- */
#app { display: flex; min-height: 100vh; }
aside {
  width: 210px; background: var(--bg2); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.brand { font-size: 17px; font-weight: 600; padding: 20px 18px; }
nav { flex: 1; }
nav a {
  display: block; padding: 10px 18px; color: var(--muted); cursor: pointer;
  border-left: 3px solid transparent; user-select: none;
}
nav a:hover { color: var(--text); background: rgba(255,255,255,.03); }
nav a.active { color: var(--text); border-left-color: var(--accent); background: rgba(77,159,255,.08); }
.sidebar-footer { padding: 14px 18px; border-top: 1px solid var(--border); font-size: 12px; color: var(--muted); }
.sidebar-footer a { color: var(--accent); cursor: pointer; display: block; margin-top: 6px; }
main { flex: 1; padding: 22px 28px; max-width: 1300px; }
h2 { font-size: 19px; margin-bottom: 16px; }
h3 { font-size: 14px; margin-bottom: 10px; color: var(--text); }

/* ---------- Cards & Grids ---------- */
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 14px; }
@media (max-width: 1000px) { .grid2, .grid4 { grid-template-columns: 1fr; } }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px; margin-bottom: 14px;
}
.grid2 .card, .grid4 .card { margin-bottom: 0; }

/* ---------- Stats ---------- */
.stat { text-align: left; }
.stat-label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.stat-value { font-size: 26px; font-weight: 600; margin: 2px 0 6px; }
.stat-sub { color: var(--muted); font-size: 12px; }
canvas { display: block; }

/* ---------- Tables ---------- */
table { width: 100%; border-collapse: collapse; }
table.kv td { padding: 5px 4px; border-bottom: 1px solid var(--border); }
table.kv td:first-child { color: var(--muted); width: 45%; }
table.list th {
  text-align: left; color: var(--muted); font-size: 11px; text-transform: uppercase;
  padding: 4px; border-bottom: 1px solid var(--border);
}
table.list td { padding: 6px 4px; border-bottom: 1px solid var(--border); font-size: 13px; }
.pill {
  display: inline-block; padding: 1px 9px; border-radius: 20px; font-size: 11px; font-weight: 600;
}
.pill.ok { background: rgba(62,207,142,.15); color: var(--ok); }
.pill.warn { background: rgba(245,184,77,.15); color: var(--warn); }
.pill.crit { background: rgba(244,99,94,.15); color: var(--crit); }
.pill.info { background: rgba(77,159,255,.15); color: var(--accent); }
.badge {
  background: var(--crit); color: #fff; border-radius: 12px; padding: 0 8px;
  font-size: 11px; vertical-align: middle;
}
.badge:empty { display: none; }

/* ---------- Usage bars ---------- */
.usage { margin-bottom: 12px; }
.usage .bar { height: 8px; background: var(--bg); border-radius: 5px; overflow: hidden; margin-top: 4px; }
.usage .fill { height: 100%; background: var(--accent); border-radius: 5px; }
.usage .fill.warn { background: var(--warn); }
.usage .fill.crit { background: var(--crit); }
.usage .meta { display: flex; justify-content: space-between; font-size: 12px; }
.usage .meta span:last-child { color: var(--muted); }

/* ---------- Forms & Buttons ---------- */
input, select, button {
  background: var(--bg); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 8px 10px; font: inherit;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }
button { cursor: pointer; }
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #0b1220; font-weight: 600; }
button.danger { background: var(--crit); border-color: var(--crit); color: #fff; font-weight: 600; }
button.small-btn { padding: 3px 10px; font-size: 12px; margin-left: 8px; }
.row { display: flex; gap: 8px; margin: 12px 0; flex-wrap: wrap; align-items: center; }
.form-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.form-row label { width: 170px; color: var(--muted); font-size: 13px; }
.form-row input, .form-row select { flex: 1; }
label.check { display: block; margin-bottom: 10px; cursor: pointer; }
label.check input { margin-right: 8px; }

/* ---------- Logs ---------- */
pre.log {
  background: #0a0f1a; border: 1px solid var(--border); border-radius: 8px;
  padding: 12px; font: 12px/1.5 Consolas, monospace; overflow: auto;
  max-height: 300px; white-space: pre-wrap; word-break: break-all;
}
pre.log.small { max-height: 180px; }
pre.log.tall { max-height: 65vh; }

/* ---------- Alert / Job bars ---------- */
#alert-bar .alert {
  display: flex; align-items: center; gap: 10px;
  border-radius: 8px; padding: 9px 14px; margin-bottom: 8px; font-size: 13px;
}
#alert-bar .alert.warning { background: rgba(245,184,77,.12); border: 1px solid rgba(245,184,77,.4); }
#alert-bar .alert.critical { background: rgba(244,99,94,.12); border: 1px solid rgba(244,99,94,.4); }
#alert-bar .alert .dismiss { margin-left: auto; cursor: pointer; color: var(--muted); }
#job-bar {
  background: rgba(77,159,255,.1); border: 1px solid rgba(77,159,255,.4);
  border-radius: 8px; padding: 9px 14px; margin-bottom: 12px; font-size: 13px;
}

/* ---------- Progress ---------- */
.progress { height: 14px; background: var(--bg); border-radius: 8px; overflow: hidden; margin: 12px 0 6px; }
#backup-progress-fill { height: 100%; width: 0; background: var(--accent); transition: width .5s; }

/* ---------- Disk cards ---------- */
.disk-card h3 { display: flex; align-items: center; gap: 10px; }
.part-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.part-row code { background: var(--bg); padding: 2px 6px; border-radius: 4px; font-size: 12px; }
.smart-attrs { margin-top: 10px; }
.smart-attrs td { font-size: 12px; }