body, html {
  min-height: 100vh;
  background: #10141a !important;
}
.card {
  border-radius: 1.2rem;
  box-shadow: 0 0 18px rgba(30,40,120,0.08), 0 1.5px 3px #141c29;
}
.card-title, .navbar-brand, .text-primary, .nav-link.active {
  color: #4be5d3 !important;
  letter-spacing: .01em;
}
.navbar, .sidebar, .main-header {
  background: #181f28 !important;
}
.btn-primary, .bg-primary {
  background: linear-gradient(90deg, #4776e6 0%, #4be5d3 100%) !important;
  border: none;
}
.btn-primary:hover {
  filter: brightness(1.08);
  background: linear-gradient(90deg, #3755c7 0%, #33b7a6 100%) !important;
}
input, .form-control {
  background: #151c24 !important;
  color: #eee !important;
  border: 1px solid #273041;
  border-radius: .6rem;
}
::-webkit-scrollbar {
  width: 8px; background: #131b24;
}
::-webkit-scrollbar-thumb {
  background: #283348; border-radius: 8px;
}
.bg-dark {
  background-color: #171c24 !important;
}
a, .text-info { color: #49ded0 !important; }
a:hover { color: #65ffe1 !important; }
.rounded-4 { border-radius: 1.2rem !important; }
.shadow-lg { box-shadow: 0 2rem 2rem rgba(40,80,120,0.12) !important; }
h1, h2, h3, h4, h5 { font-family: "Montserrat", Arial, sans-serif; }