:root{
  --ui-bg: #f6f8fc;
  --ui-surface: #ffffff;
  --ui-border: rgba(17, 24, 39, .08);
  --ui-text: #0f172a;
  --ui-muted: rgba(15, 23, 42, .68);

  --ui-primary: #4f46e5;  /* indigo */
  --ui-success: #16a34a;
  --ui-info: #0ea5e9;
  --ui-warning: #f59e0b;
  --ui-danger: #ef4444;

  --ui-radius: 16px;
  --ui-shadow: 0 12px 28px rgba(15, 23, 42, .06);
  --ui-shadow-sm: 0 6px 16px rgba(15, 23, 42, .06);
}

/* Base */
body{
  background: var(--ui-bg);
  color: var(--ui-text);
}

#content-wrapper{
  background: transparent !important;
}

/* Auth pages (login) */
.ui-auth-page{
  background: radial-gradient(1200px 600px at 20% 10%, rgba(79,70,229,.12), transparent 60%),
              radial-gradient(900px 600px at 80% 40%, rgba(14,165,233,.10), transparent 55%),
              var(--ui-bg);
  min-height: 100vh;
}

.ui-auth-shell{
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 2.25rem 1.25rem;
}

.ui-auth-card{
  overflow: hidden;
}

.ui-auth-hero{
  position: relative;
  min-height: 520px;
  background: linear-gradient(135deg, rgba(79,70,229,.10), rgba(14,165,233,.08));
}

.ui-auth-hero-bg{
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: .80;
}

.ui-auth-hero::after{
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,.25), rgba(15,23,42,.05));
}

.ui-auth-form{
  padding: 2rem 2.25rem;
}

.ui-auth-title{
  font-weight: 800;
  letter-spacing: -.02em;
}

.ui-input-icon{
  position: relative;
}
.ui-input-icon i{
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(15, 23, 42, .40);
}
.ui-input-icon .form-control{
  padding-left: 42px;
}

/* Logout modal */
.ui-logout-modal .modal-content{
  border-radius: var(--ui-radius);
  overflow: hidden;
  border: 1px solid var(--ui-border);
}
.ui-logout-hero{
  position: relative;
  min-height: 220px;
  background: rgba(79,70,229,.06);
}
.ui-logout-hero .ui-auth-hero-bg{
  opacity: .80;
}

/* Prefer system font for a cleaner look (Nunito still applies if loaded) */
body, .btn, .form-control, .navbar, .sidebar, .card{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

/* Content container spacing */
.container-fluid{
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* Topbar */
.topbar.navbar{
  background: rgba(255,255,255,.78) !important;
  backdrop-filter: blur(10px);
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius);
  box-shadow: var(--ui-shadow-sm) !important;
  margin: 1rem 1rem 1.25rem;
}

/* Sidebar -> clean + light */
.sidebar,
.bg-gradient-primary.sidebar{
  background: var(--ui-surface) !important;
  border-right: 1px solid var(--ui-border);
  box-shadow: 10px 0 40px rgba(15, 23, 42, .04);
}

.sidebar .sidebar-brand{
  color: var(--ui-text) !important;
  border-bottom: 1px solid var(--ui-border);
}

.sidebar .sidebar-brand .sidebar-brand-icon,
.sidebar .sidebar-brand .sidebar-brand-text{
  color: var(--ui-text) !important;
}

.sidebar .nav-item .nav-link,
.sidebar-dark .nav-item .nav-link{
  color: rgba(15, 23, 42, .72) !important;
}

.sidebar .nav-item .nav-link i,
.sidebar-dark .nav-item .nav-link i{
  color: rgba(15, 23, 42, .44) !important;
}

.sidebar .nav-item.active .nav-link,
.sidebar-dark .nav-item.active .nav-link{
  color: var(--ui-primary) !important;
  font-weight: 600;
}

.sidebar .nav-item.active .nav-link i,
.sidebar-dark .nav-item.active .nav-link i{
  color: var(--ui-primary) !important;
}

.sidebar .sidebar-divider{
  border-top: 1px solid var(--ui-border);
}

.sidebar-dark .sidebar-heading{
  color: rgba(15, 23, 42, .52) !important;
}

/* Sidebar toggle buttons */
#sidebarToggle,
#sidebarToggleTop{
  color: rgba(15, 23, 42, .72) !important;
}
#sidebarToggle{
  background: rgba(15, 23, 42, .06) !important;
}
#sidebarToggle:hover{
  background: rgba(79, 70, 229, .10) !important;
}

/* Buttons */
.btn{
  border-radius: 999px;
}
.btn-primary{
  background-color: var(--ui-primary) !important;
  border-color: var(--ui-primary) !important;
}
.btn-primary:hover{
  filter: brightness(.96);
}

/* Inputs */
.form-control{
  border-radius: 12px;
  border: 1px solid var(--ui-border) !important;
}
.form-control:focus{
  box-shadow: 0 0 0 .2rem rgba(79, 70, 229, .14) !important;
  border-color: rgba(79, 70, 229, .45) !important;
}

/* Cards */
.card{
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius);
  box-shadow: var(--ui-shadow-sm);
}
.card-header{
  background: transparent;
  border-bottom: 1px solid var(--ui-border);
}

/* Stat cards: keep SB structure but make it cleaner */
.ui-stat-card{
  border-left-width: 0 !important;
  position: relative;
  overflow: hidden;
}
.ui-stat-card::before{
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: var(--ui-primary);
  opacity: .95;
}
.ui-stat-card.border-left-success::before{ background: var(--ui-success); }
.ui-stat-card.border-left-info::before{ background: var(--ui-info); }
.ui-stat-card.border-left-warning::before{ background: var(--ui-warning); }
.ui-stat-card.border-left-danger::before{ background: var(--ui-danger); }
.ui-stat-card .card-body{
  padding: 1.15rem 1.25rem;
}
.ui-stat-card .text-xs{
  letter-spacing: .08em;
  font-weight: 700;
  opacity: .9;
}

/* Tables */
.table{
  background: var(--ui-surface);
}
.table-bordered{
  border: 1px solid var(--ui-border);
}
.table-bordered th,
.table-bordered td{
  border: 1px solid var(--ui-border) !important;
}

/* Alerts */
.alert{
  border-radius: 14px;
  border: 1px solid var(--ui-border);
  box-shadow: var(--ui-shadow-sm);
}

/* Reduce heavy shadows from SB Admin defaults */
.shadow{
  box-shadow: var(--ui-shadow-sm) !important;
}
.shadow-lg{
  box-shadow: var(--ui-shadow) !important;
}

/* Tabs (Consultas) */
.nav-tabs{
  border-bottom: 1px solid var(--ui-border);
}
.nav-tabs .nav-link{
  border: 0;
  color: rgba(15, 23, 42, .72);
  border-radius: 999px;
  padding: .55rem .9rem;
  margin-right: .35rem;
}
.nav-tabs .nav-link:hover{
  background: rgba(79, 70, 229, .06);
  color: var(--ui-primary);
}
.nav-tabs .nav-link.active{
  background: rgba(79, 70, 229, .12);
  color: var(--ui-primary);
  font-weight: 700;
}

/* Badges */
.badge{
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: .02em;
}