/* === Base === */
body {
 
  background: linear-gradient(135deg, #0ca1b4ff, #173c68);
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #e8f1f8;
  margin: 0;
  padding: 0;
  
}

/* === Glassmorphism Card === */
.glass-card {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 2rem;
  margin-bottom: 2rem;
  transition: 0.3s ease;
}
.glass-card:hover {
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

/* === Navbar === */
.navbar-glass {
  background: rgba(0, 0, 0, 0.25) !important;
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.navbar-glass .navbar-brand,
.navbar-glass .nav-link {
  color: #e0faff;
  font-weight: 600;
}
.navbar-glass .nav-link:hover,
.navbar-glass .nav-link:focus,
.navbar-glass .nav-link.active {
  color: #00ffd0;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 8px;
}

/* === Sidebar === */
@media (min-width: 992px) {
  .sidebar {
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    padding-top: 4rem;
  background: linear-gradient(135deg, #0ca1b4ff, #173c68);
    backdrop-filter: blur(16px);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    color: #e0faff;
  }
  .sidebar h4 {
    padding: 0 1rem 1rem;
    color: #0fe8c2;
    font-weight: 700;
    letter-spacing: 0.04em;
  }
  .sidebar .nav-link {
    color: #d2f6ff;
    padding: 0.6rem 1rem;
    margin: 0.2rem 0;
    border-radius: 8px;
    transition: background-color 0.2s;
  }
  .sidebar .nav-link:hover,
  .sidebar .nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: #00ffd0;
  }
  main {
    margin-left: 270px;
    padding: 2rem 3rem;
  }
}
@media (max-width: 991.98px) {
  main {
    padding: 1.5rem;
  }
}

/* === Headings === */
h2 {
  color: #0fe8c2;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

/* === Table === */
.table-responsive {
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: #0fe8c2 transparent;
}
table {
  color: #111;
  background: rgba(255, 255, 255, 0.95);
  border-radius: 10px;
  border-collapse: separate;
  border-spacing: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}
thead tr {
  background: #1f3a57;
  color: #00ffd0;
}
thead th,
tbody td {
  padding: 12px 16px;
  vertical-align: middle;
}
tbody tr:hover {
  background-color: #f0f4ff;
}

/* === Form Controls === */
.form-control {
  background-color: rgba(255, 255, 255, 0.15) !important;
  border: none;
  color: #ffffff;
  border-radius: 8px;
  transition: 0.3s ease;
}
.form-control:focus {
  background-color: rgba(255, 255, 255, 0.3);
  box-shadow: none;
  color: #fff;
}

/* === Buttons === */
.btn-primary {
  background-color: #0fe8c2;
  border-color: #0fe8c2;
  color: #0c1b2a;
}
.btn-primary:hover {
  background-color: #00cda9;
  border-color: #00cda9;
}
.btn-secondary {
  background-color: #607d8b;
  border-color: #607d8b;
  color: #fff;
}
.btn-secondary:hover {
  background-color: #546e7a;
  border-color: #546e7a;
}
.btn-danger {
  background-color: #ff5c5c;
  border-color: #ff5c5c;
  color: #fff;
}
.btn-danger:hover {
  background-color: #e64343;
  border-color: #e64343;
}

/* === Lists === */
ul {
  padding-left: 1.5rem;
}
ul li {
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: #e0faff;
}