:root {
    --eaduan-blue: #0d3b66;
    --eaduan-blue-dark: #092a4a;
    --eaduan-gold: #c9a227;
    --eaduan-bg: #f2f5f9;
}

body {
    background-color: var(--eaduan-bg);
    font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
    display: flex;
    min-height: 100vh;
    flex-direction: column;
}

main {
    flex: 1 0 auto;
}

.navbar-eaduan {
    background-color: var(--eaduan-blue);
    border-bottom: 3px solid var(--eaduan-gold);
}

.navbar-eaduan .navbar-brand,
.navbar-eaduan .nav-link,
.navbar-eaduan .navbar-text {
    color: #fff;
}

/* navbar-expand (no breakpoint) hides .navbar-toggler at all widths; d-md-none keeps it off on desktop */
.navbar-eaduan .navbar-toggler {
    display: inline-block;
}

.sidebar {
    background-color: #fff;
    border-right: 1px solid #dee2e6;
    min-height: calc(100vh - 60px);
    padding-top: 1rem;
}

.sidebar .nav-link {
    color: #34405a;
    border-radius: .375rem;
    margin: .1rem .5rem;
    padding: .5rem .75rem;
}

.sidebar .nav-link:hover {
    background-color: #e8eef7;
    color: var(--eaduan-blue);
}

.sidebar .nav-link.active {
    background-color: var(--eaduan-blue);
    color: #fff;
}

.sidebar .sidebar-heading {
    font-size: .72rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: #8a94a6;
    padding: .75rem 1.25rem .25rem;
}

.card {
    border: 1px solid #e3e8ef;
    box-shadow: 0 1px 2px rgba(16, 24, 40, .05);
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid #e3e8ef;
    font-weight: 600;
}

.stat-card .stat-icon {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: .5rem;
    font-size: 1.35rem;
}

.btn-eaduan {
    background-color: var(--eaduan-blue);
    border-color: var(--eaduan-blue);
    color: #fff;
}

.btn-eaduan:hover {
    background-color: var(--eaduan-blue-dark);
    border-color: var(--eaduan-blue-dark);
    color: #fff;
}

.footer-eaduan {
    background-color: var(--eaduan-blue-dark);
    color: #cfd8e3;
    font-size: .82rem;
    padding: .9rem 0;
    margin-top: 2rem;
}

.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--eaduan-blue) 0%, var(--eaduan-blue-dark) 100%);
}

.table > :not(caption) > * > * {
    padding: .65rem .75rem;
}

.login-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}