:root {
  --ink: #172033;
  --muted: #667085;
  --line: #d9dee8;
  --panel: #ffffff;
  --bg: #eef2f7;
  --nav: #101828;
  --primary: #1f6feb;
  --success: #16803c;
  --warning: #b54708;
  --danger: #b42318;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, Segoe UI, system-ui, -apple-system, sans-serif;
  letter-spacing: 0;
}
a { text-decoration: none; }
.btn {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 8px 13px;
  font-weight: 800;
  cursor: pointer;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-light { background: #fff; color: var(--ink); }
.btn-success { background: var(--success); color: #fff; }
.btn-outline-dark { border-color: var(--ink); color: var(--ink); background: #fff; }
.btn-sm { min-height: 32px; padding: 5px 9px; }
.w-100 { width: 100%; }
.mt-3 { margin-top: 16px; }
.text-end { text-align: right; }
.form-control, .form-select {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 11px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
.form-control:focus, .form-select:focus {
  outline: 3px solid rgba(31, 111, 235, .16);
  border-color: var(--primary);
}
.alert {
  padding: 12px 14px;
  border-radius: 8px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  background: #eef4ff;
}
.alert-success { background: #e8f7ee; color: var(--success); border-color: #b7e3c4; }
.alert-danger { background: #ffebe9; color: var(--danger); border-color: #ffd2cc; }
.table-responsive { width: 100%; overflow-x: auto; }
.table {
  width: 100%;
  border-collapse: collapse;
}
.align-middle td, .align-middle th { vertical-align: middle; }
.app-shell { display: grid; grid-template-columns: 248px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--nav);
  color: #fff;
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.logo {
  color: #fff;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 24px;
  font-weight: 800;
}
.logo i {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: #1f6feb;
}
.sidebar nav { display: grid; gap: 6px; }
.sidebar nav a, .logout {
  min-height: 44px;
  color: #c8d1df;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
}
.sidebar nav a.active, .sidebar nav a:hover, .logout:hover {
  background: #1d2939;
  color: #fff;
}
.logout { margin-top: auto; }
.content { padding: 26px; min-width: 0; }
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
}
.eyebrow {
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  margin: 0 0 4px;
  text-transform: uppercase;
}
h1, h2 { margin: 0; font-weight: 800; }
h1 { font-size: 30px; }
h2 { font-size: 18px; }
.user-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 14px;
  min-width: 260px;
  justify-content: flex-end;
}
.user-pill strong { color: var(--muted); font-size: 12px; }
.panel, .kpi, .login-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 36px rgba(16, 24, 40, .06);
}
.panel { padding: 20px; margin-bottom: 20px; }
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}
.kpi { padding: 18px; display: grid; gap: 5px; min-height: 148px; }
.kpi i { color: var(--primary); font-size: 25px; }
.kpi span, .fact span, td span, .bar-row span, .value-card span {
  color: var(--muted);
  font-size: 13px;
}
.kpi strong { font-size: 32px; line-height: 1; }
.kpi small { color: var(--muted); }
.work-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.span-2 { grid-column: span 2; }
.table { margin: 0; }
.table th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  white-space: nowrap;
}
.table td { border-color: #edf0f5; vertical-align: middle; }
.table td strong { display: block; }
.status {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  background: #eef4ff;
  color: #1849a9;
  white-space: nowrap;
}
.status.assigned, .status.in-service, .status.resolved { background: #e8f7ee; color: var(--success); }
.status.maintenance, .status.scheduled, .status.in-progress { background: #fff4e5; color: var(--warning); }
.status.retired, .status.lost, .status.cancelled { background: #ffebe9; color: var(--danger); }
.status.available, .status.open { background: #eef4ff; color: #1849a9; }
.icon-link { color: var(--primary); font-size: 22px; }
.filterbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 180px 190px 48px;
  gap: 10px;
  margin-bottom: 16px;
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 15px;
}
label { color: var(--muted); font-size: 13px; font-weight: 700; }
label .form-control, label .form-select, label textarea { margin-top: 6px; }
textarea.form-control { min-height: 102px; }
.stacked-form { display: grid; gap: 12px; }
.fact {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid #edf0f5;
}
.fact:last-child { border-bottom: 0; }
.fact strong { text-align: right; overflow-wrap: anywhere; }
.profile-hero {
  min-height: 178px;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  padding: 26px;
  margin-bottom: 20px;
  color: #fff;
  background:
    linear-gradient(125deg, rgba(16, 24, 40, .96), rgba(31, 111, 235, .86)),
    url("https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=1600&q=70") center/cover;
  border-radius: 8px;
}
.profile-hero h2 { font-size: 30px; margin-top: 12px; }
.profile-hero p { margin: 8px 0 0; color: #d8e3f5; }
.bar-row { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin: 15px 0; }
.bar-row div {
  grid-column: 1 / -1;
  height: 9px;
  background: #edf0f5;
  border-radius: 999px;
  overflow: hidden;
}
.bar-row i { display: block; height: 100%; background: var(--primary); }
.value-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  margin-top: 20px;
}
.value-card strong { display: block; font-size: 24px; }
.reference-row {
  min-height: 42px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid #edf0f5;
}
.inline-add { display: grid; grid-template-columns: 1fr 44px; gap: 8px; margin-top: 14px; }
.empty { color: var(--muted); text-align: center; padding: 28px; }
.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(115deg, rgba(16, 24, 40, .92), rgba(31, 111, 235, .78)),
    url("https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?auto=format&fit=crop&w=1800&q=70") center/cover;
}
.login-panel {
  width: min(1040px, 100%);
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 26px;
  align-items: stretch;
}
.login-brand {
  color: #fff;
  padding: 42px 16px;
  display: flex;
  flex-direction: column;
  justify-content: end;
}
.brand-mark {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,.16);
  font-size: 32px;
  margin-bottom: 20px;
}
.login-brand h1 { font-size: 52px; }
.login-brand p { max-width: 620px; color: #e7eefb; font-size: 18px; }
.login-metrics { display: flex; flex-wrap: wrap; gap: 10px; }
.login-metrics span {
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 700;
}
.login-card { padding: 28px; align-self: center; }
.login-card h2 { margin-bottom: 18px; }
.login-card label { margin-top: 12px; }
.login-card small { color: var(--muted); display: block; margin-top: 12px; }

@media (max-width: 1000px) {
  .app-shell { grid-template-columns: 78px 1fr; }
  .sidebar { padding: 18px 10px; align-items: center; }
  .sidebar span, .logo span { display: none; }
  .sidebar nav a, .logout { justify-content: center; width: 48px; }
  .kpi-grid, .work-grid, .form-grid { grid-template-columns: 1fr 1fr; }
  .span-2 { grid-column: span 2; }
  .filterbar { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .app-shell { display: block; }
  .sidebar {
    position: static;
    height: auto;
    flex-direction: row;
    overflow-x: auto;
  }
  .logo, .logout { flex: 0 0 auto; }
  .content { padding: 16px; }
  .topbar, .profile-hero, .panel-head { align-items: stretch; flex-direction: column; }
  .user-pill { min-width: 0; justify-content: start; }
  .kpi-grid, .work-grid, .form-grid, .filterbar, .login-panel { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .login-brand { padding: 18px 0; }
  .login-brand h1 { font-size: 36px; }
}