:root {
  --aurion-navy: #0b2545;
  --aurion-navy-dark: #081a33;
  --aurion-gold: #c99a3c;
  --aurion-bg: #f4f6f9;
  --aurion-text-light: #e8edf5;
  --sidebar-width: 260px;
}

* { box-sizing: border-box; }

body {
  background: var(--aurion-bg);
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  margin: 0;
  color: #232b36;
}

.app-wrapper { display: flex; min-height: 100vh; }

.app-sidebar {
  width: var(--sidebar-width);
  background: linear-gradient(180deg, var(--aurion-navy), var(--aurion-navy-dark));
  color: var(--aurion-text-light);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  overflow-y: auto;
  transition: transform .25s ease;
  z-index: 1030;
}

.sidebar-brand {
  display: flex; align-items: center; gap: .6rem;
  padding: 1.25rem 1.1rem;
  font-size: 1.05rem; letter-spacing: .5px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.sidebar-brand i { color: var(--aurion-gold); font-size: 1.5rem; }

.sidebar-nav { padding: .5rem 0; }
.sidebar-nav .nav-link {
  color: rgba(232,237,245,.82);
  padding: .75rem 1.2rem;
  display: flex; align-items: center; gap: .75rem;
  border-left: 3px solid transparent;
  font-size: .93rem;
}
.sidebar-nav .nav-link i { width: 20px; text-align: center; }
.sidebar-nav .nav-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.sidebar-nav .nav-link.active {
  background: rgba(201,154,60,.15);
  border-left-color: var(--aurion-gold);
  color: #fff; font-weight: 600;
}

.app-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex; flex-direction: column;
  min-height: 100vh;
}

.app-navbar {
  height: 64px;
  background: #fff;
  border-bottom: 1px solid #e3e7ee;
  display: flex; align-items: center; gap: 1rem;
  padding: 0 1.25rem;
  position: sticky; top: 0; z-index: 1020;
}

.btn-toggle-sidebar {
  display: none;
  background: none; border: none;
  font-size: 1.4rem; color: var(--aurion-navy);
}

.navbar-title { font-weight: 600; color: var(--aurion-navy); }

.navbar-right { margin-left: auto; display: flex; align-items: center; gap: .5rem; }

.btn-icon, .btn-user {
  background: none; border: none;
  display: flex; align-items: center; gap: .4rem;
  padding: .4rem .6rem; border-radius: 8px;
  color: var(--aurion-navy);
}
.btn-icon:hover, .btn-user:hover { background: #f1f3f7; }

.app-content { padding: 1.25rem; flex: 1; }

.app-footer { padding: 1rem 1.25rem; }

.sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.4);
  z-index: 1025;
}

.card-kpi {
  border: none; border-radius: 14px;
  box-shadow: 0 2px 10px rgba(15,35,65,.06);
  background: #fff;
}
.card-kpi .kpi-icon {
  width: 46px; height: 46px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}

.table-responsive { border-radius: 10px; overflow: hidden; }

.btn-primary { background-color: var(--aurion-navy); border-color: var(--aurion-navy); }
.btn-primary:hover { background-color: var(--aurion-navy-dark); border-color: var(--aurion-navy-dark); }

.text-aurion-gold { color: var(--aurion-gold); }

@media (max-width: 991.98px) {
  .app-sidebar { transform: translateX(-100%); }
  .app-sidebar.show { transform: translateX(0); }
  .app-main { margin-left: 0; }
  .btn-toggle-sidebar { display: inline-flex; }
  .sidebar-overlay.show { display: block; }
}