:root {
    --bs-primary: #0d6efd;
    --bs-dark: #212529;
    --bs-light: #f8f9fa;
    --bs-white: #ffffff;
    --bs-body-bg: #eef0f4;
}

body {
    background-color: var(--bs-body-bg);
    font-family: 'Inter', sans-serif;
}

/* --- Login Page --- */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0d6efd, #00c6ff);
}

.login-card {
    max-width: 400px;
    width: 100%;
    padding: 2.5rem;
    border: none;
    border-radius: 0.75rem;
    box-shadow: 0 1rem 3rem rgba(0,0,0,0.175) !important;
    background-color: var(--bs-white);
}

.login-card .card-title {
    font-weight: 700;
}

/* --- Main Layout --- */
.navbar-dark {
    background-color: #343a40 !important;
}

.main-content {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.card {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 0 1.25rem rgba(30,34,40,.04);
    margin-bottom: 1.5rem;
}

.card-header {
    background-color: var(--bs-white);
    border-bottom: 1px solid #dee2e6;
    font-weight: 600;
}

.table {
    border-collapse: separate;
    border-spacing: 0 0.5rem;
}

.table th, .table td {
    vertical-align: middle;
}

.table thead th {
    border: none;
    color: #6c757d;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
}

.table tbody tr {
    background-color: var(--bs-white);
}

.table tbody td {
    border-top: 1px solid #dee2e6;
    border-bottom: 1px solid #dee2e6;
}

.table tbody td:first-child {
    border-left: 1px solid #dee2e6;
    border-top-left-radius: 0.5rem;
    border-bottom-left-radius: 0.5rem;
}

.table tbody td:last-child {
    border-right: 1px solid #dee2e6;
    border-top-right-radius: 0.5rem;
    border-bottom-right-radius: 0.5rem;
}

.welcome-jumbotron {
    background-color: var(--bs-white);
}