:root {
  --navy: #10233e;
  --navy-light: #16345c;
  --accent: #2f7cf6;
  --accent-dark: #1a5fd0;
  --bg: #f4f6fa;
  --card: #ffffff;
  --border: #e1e6ee;
  --text: #1c2733;
  --text-muted: #667085;
  --green: #1a8a4a;
  --green-bg: #e7f7ee;
  --amber: #b8790a;
  --amber-bg: #fef3e2;
  --red: #c22b3a;
  --red-bg: #fbe9ea;
  --grey: #5b6470;
  --grey-bg: #eef0f3;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(16,35,62,0.08), 0 1px 2px rgba(16,35,62,0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
}

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

/* ---------- Top bar ---------- */
.topbar {
  background: var(--navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 60px;
}
.topbar .brand {
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.2px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
}
.topbar .brand .tag {
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.topbar nav a {
  color: #cfe0fb;
  margin-left: 20px;
  font-size: 14px;
  font-weight: 500;
}
.topbar nav a:hover { color: #fff; text-decoration: none; }
.topbar .user-info {
  font-size: 13px;
  color: #b7c6dd;
  margin-left: 20px;
}

/* ---------- Layout ---------- */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 24px 60px;
}
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 22px;
}
.page-header h1 {
  font-size: 22px;
  margin: 0;
  color: var(--navy);
}
.page-header p.subtitle {
  color: var(--text-muted);
  margin: 4px 0 0;
  font-size: 14px;
}

/* ---------- Cards ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 22px;
}
.card h2 {
  margin-top: 0;
  font-size: 17px;
  color: var(--navy);
}

/* ---------- Stat tiles ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-tile {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
}
.stat-tile .num { font-size: 28px; font-weight: 700; color: var(--navy); }
.stat-tile .label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

/* ---------- Forms ---------- */
label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; color: var(--navy); }
.form-row { margin-bottom: 16px; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px 20px;
}
input[type=text], input[type=email], input[type=password], input[type=date],
input[type=search], input[type=tel], select, textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47,124,246,0.15);
}
textarea { resize: vertical; min-height: 70px; }
.helptext { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 9px 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  font-family: inherit;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); text-decoration: none; }
.btn-secondary { background: #fff; color: var(--navy); border-color: var(--border); }
.btn-secondary:hover { background: #f0f3f8; text-decoration: none; }
.btn-danger { background: #fff; color: var(--red); border-color: #f1c3c8; }
.btn-danger:hover { background: var(--red-bg); text-decoration: none; }
.btn-sm { padding: 5px 11px; font-size: 12.5px; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
table.data th {
  text-align: left;
  background: #f8f9fc;
  color: var(--navy);
  font-weight: 700;
  padding: 10px 12px;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}
table.data th a { color: var(--navy); }
table.data td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
table.data tbody tr:hover { background: #f8fafd; }

/* ---------- Badges ---------- */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 700;
  background: var(--grey-bg);
  color: var(--grey);
  white-space: nowrap;
}
.badge-active { background: var(--green-bg); color: var(--green); }
.badge-repair { background: var(--amber-bg); color: var(--amber); }
.badge-storage { background: #e8edf7; color: #3a5a94; }
.badge-decommissioned { background: var(--red-bg); color: var(--red); }

/* ---------- Alerts ---------- */
.alert {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 18px;
  font-size: 14px;
  border: 1px solid transparent;
}
.alert-success { background: var(--green-bg); color: var(--green); border-color: #bfe6cf; }
.alert-error { background: var(--red-bg); color: var(--red); border-color: #f1c3c8; }
.alert-info { background: #e9f1fe; color: var(--accent-dark); border-color: #c6dcfb; }

/* ---------- Login screens ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-light) 45%, #1d3f6b 100%);
  padding: 20px;
}
.login-box {
  background: #fff;
  border-radius: 12px;
  padding: 36px 34px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}
.login-box h1 {
  font-size: 19px;
  color: var(--navy);
  margin: 0 0 4px;
}
.login-box p.tag {
  color: var(--text-muted);
  font-size: 13px;
  margin: 0 0 24px;
}
.login-box .btn-primary { width: 100%; padding: 11px; margin-top: 6px; }
.login-links { margin-top: 18px; text-align: center; font-size: 13px; }

/* ---------- Filter bar ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
  margin-bottom: 18px;
}
.filter-bar .form-row { margin-bottom: 0; min-width: 160px; }

/* ---------- Misc ---------- */
.text-muted { color: var(--text-muted); }
.mt-0 { margin-top: 0; }
.empty-state { text-align: center; padding: 40px 20px; color: var(--text-muted); }
footer.site-footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 12.5px;
  padding: 20px;
}
.checkbox-list { display: flex; flex-wrap: wrap; gap: 10px 20px; }
.checkbox-list label { font-weight: 500; display: flex; align-items: center; gap: 6px; }
.checkbox-list input { width: auto; }