:root {
  --bg: #0f1216;
  --panel: #1a1f27;
  --panel-2: #222834;
  --border: #2c3440;
  --text: #e6e9ef;
  --muted: #8b94a3;
  --accent: #4f8cff;
  --accent-2: #3a6fd8;
  --ok: #34c759;
  --warn: #ffb020;
  --danger: #ff5c5c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Topbar */
.topbar {
  display: flex; align-items: center; gap: 1.5rem;
  padding: 0.75rem 1.25rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 1.1rem; }
.nav { display: flex; gap: 1rem; }
.nav a { color: var(--text); }
.logout { margin-left: auto; display: flex; align-items: center; gap: 0.75rem; }
.user { color: var(--muted); font-size: 0.9rem; }

.container { max-width: 1000px; margin: 0 auto; padding: 1.5rem 1.25rem 3rem; }

h1 { font-size: 1.6rem; margin: 0 0 1rem; }
h2 { font-size: 1.15rem; margin: 0 0 0.75rem; }
.sub { color: var(--muted); margin-top: -0.5rem; }
.muted { color: var(--muted); }
.empty { color: var(--muted); padding: 2rem 0; }

/* Cards */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.1rem 1.25rem;
  margin-bottom: 1.25rem;
}
.center { text-align: center; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 1.5rem; }
.card.stat { display: flex; flex-direction: column; align-items: center; text-decoration: none; color: var(--text); }
.card.stat .num { font-size: 2rem; font-weight: 700; }
.card.stat .lbl { color: var(--muted); }

.readiness { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 720px) {
  .cards, .readiness, .two-col { grid-template-columns: 1fr; }
}

.ok { color: var(--ok); }
.mini { list-style: none; padding: 0; margin: 0; }
.mini li { display: flex; justify-content: space-between; padding: 0.35rem 0; border-bottom: 1px solid var(--border); }

/* Tables */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--border); }
.table th { color: var(--muted); font-weight: 600; font-size: 0.85rem; }

/* Badges */
.badge {
  display: inline-block; padding: 0.1rem 0.5rem; border-radius: 999px;
  background: var(--panel-2); font-size: 0.8rem; border: 1px solid var(--border);
}
.badge.warn { background: rgba(255,176,32,0.15); color: var(--warn); border-color: transparent; }
.badge.ok-badge { background: rgba(52,199,89,0.15); color: var(--ok); border-color: transparent; }
.status-available { color: var(--ok); }
.status-checked_out { color: var(--warn); }
.status-maintenance { color: var(--accent); }
.status-retired { color: var(--muted); }

/* Forms */
label { display: block; margin-bottom: 0.85rem; }
.form label > span, .attr-label { display: block; margin-bottom: 0.25rem; color: var(--muted); font-size: 0.9rem; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=search], select, textarea {
  width: 100%; padding: 0.5rem 0.6rem;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px; font: inherit;
}
input[type=checkbox] { width: auto; }
fieldset.attrs { border: 1px solid var(--border); border-radius: 8px; padding: 1rem; margin-bottom: 1rem; }
fieldset.attrs legend { color: var(--muted); padding: 0 0.4rem; }
.checks { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; }
.check { display: inline-flex; align-items: center; gap: 0.35rem; margin: 0; color: var(--text); }
.check input { margin: 0; }

.btn {
  display: inline-block; padding: 0.5rem 0.9rem; border-radius: 8px;
  background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
  cursor: pointer; font: inherit; text-decoration: none;
}
.btn:hover { border-color: var(--accent); text-decoration: none; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-2); }
.link { background: none; border: none; color: var(--accent); cursor: pointer; font: inherit; padding: 0; }
.link.danger { color: var(--danger); }
.danger { color: var(--danger); }

.form-actions { display: flex; gap: 0.75rem; margin-top: 0.5rem; }
.page-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.inline-form { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: flex-end; }
.inline-form label { margin: 0; }
.inline { display: inline; }
.row-actions { display: flex; gap: 0.6rem; align-items: center; }
.bulkbar { display: flex; gap: 0.6rem; align-items: center; margin-bottom: 0.75rem; }
.btn.danger { border-color: var(--danger); color: var(--danger); }
.btn.danger:hover { background: rgba(255,92,92,0.12); }
.dep-row td { padding: 0.3rem 0.4rem; }
.add-units { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border); }
.filters { display: flex; gap: 0.6rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.filters input[type=search] { flex: 1; min-width: 200px; }

/* Spec list */
.spec { display: grid; grid-template-columns: max-content 1fr; gap: 0.35rem 1rem; margin: 0; }
.spec dt { color: var(--muted); }
.spec dd { margin: 0; }

.tag-list { list-style: none; padding: 0; }
.tag-list li { display: flex; align-items: center; gap: 0.6rem; padding: 0.35rem 0; }

/* Auth */
.auth-card { max-width: 360px; margin: 4rem auto; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 2rem; }
.alert { padding: 0.6rem 0.8rem; border-radius: 8px; }
.alert.error { background: rgba(255,92,92,0.15); color: var(--danger); }
.alert.ok-alert { background: rgba(52,199,89,0.15); color: var(--ok); }
.scan-modes { display: flex; gap: 1rem; flex-wrap: wrap; }

.footer { text-align: center; color: var(--muted); padding: 2rem; font-size: 0.85rem; }
.notes { color: var(--muted); margin-top: 0.75rem; }
.actions { display: flex; gap: 0.75rem; margin-top: 1rem; }