.sidebar {
    background: linear-gradient(135deg, #16a085 0%, #2c3e50 100%);
    position: sticky;
    top: 0;
    height: 100vh;
    padding-top: 32px;
    overflow-x: hidden;
    overflow-y: auto;
    transition: all 0.3s;
    box-shadow: 2px 0 16px rgba(44, 62, 80, 0.10);
    border-top-right-radius: 24px;
    border-bottom-right-radius: 24px;
}

.sidebar .nav-link {
    color: #ecf0f1;
    padding: 14px 28px;
    font-weight: 500;
    font-size: 1.08rem;
    border-radius: 12px;
    margin: 6px 12px;
    transition: background 0.2s, color 0.2s, transform 0.2s;
    letter-spacing: 0.5px;
}

.sidebar .nav-link:hover, .sidebar .nav-link.active {
    background: rgba(52, 152, 219, 0.18);
    color: #fff;
    transform: translateX(4px) scale(1.04);
}

.sidebar .nav-link i {
    margin-right: 12px;
    font-size: 1.2em;
    vertical-align: middle;
}

.text-light, .sidebar .text-light {
    color: #ecf0f1 !important;
}

.sidebar .fa-user-circle {
    background: rgba(255,255,255,0.08);
    border-radius: 50%;
    padding: 12px;
    margin-bottom: 8px;
    box-shadow: 0 2px 8px rgba(44,62,80,0.08);
}

.main-content {
    padding: 32px 24px;
    background: #f8f9fa;
    min-height: 100vh;
    border-radius: 18px;
    box-shadow: 0 2px 16px rgba(44,62,80,0.06);
}

@media (max-width: 767.98px) {
    .sidebar {
        border-radius: 0 18px 18px 0;
        padding-top: 18px;
    }
    .main-content {
        padding: 18px 8px;
        border-radius: 12px;
    }
}
