/* =========================
   HEADER / NAVBAR ENHANCEMENT
========================= */

/* Header background */
.main-header,
.navbar{
    background: linear-gradient(135deg,#0d6efd,#084298);
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
}

/* Menu links */
.navbar .nav-link{
    color:#ffffff !important;
    font-family:'Poppins', sans-serif;
    font-weight:600;
    font-size:15px;
    letter-spacing:0.5px;
    padding:10px 16px;
    transition:all 0.3s ease;
    text-shadow:0 1px 2px rgba(0,0,0,0.4);
}

/* Hover effect */
.navbar .nav-link:hover,
.navbar .nav-link:focus{
    color:#ffd966 !important;
    background:rgba(255,255,255,0.15);
    border-radius:6px;
}

/* Active menu */
.navbar .nav-link.active{
    color:#ffc107 !important;
    font-weight:700;
    background:rgba(255,255,255,0.20);
    border-radius:6px;
}

/* Dropdown menu */
.dropdown-menu{
    background:#ffffff;
    border:none;
    box-shadow:0 10px 25px rgba(0,0,0,0.15);
}

.dropdown-menu .dropdown-item{
    font-weight:500;
    padding:10px 18px;
}

.dropdown-menu .dropdown-item:hover{
    background:#0d6efd;
    color:#ffffff;
}

/* Mobile menu button */
.navbar-toggler{
    border:2px solid #ffffff;
}

.navbar-toggler-icon{
    filter:brightness(0) invert(1);
}