body {
    font-family: 'Roboto', sans-serif;
    background-color: #f5f7fa;
    margin: 0;
    padding: 0;
}

.navbar {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: #ffffff;
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
    color: #333;
}

.navbar-text {
    color: #555;
    font-size: 1rem;
}

.nav-link {
    color: #007bff;
    text-decoration: none;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: #ffffff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.dashboard-header .title {
    font-weight: bold;
    font-size: 2rem;
    color: #333;
}

.dashboard-header .date-time {
    color: #777;
    font-size: 1rem;
}

.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 0 2rem;
    justify-items: center;
    grid-auto-flow: dense;
}

.card {
    background-color: #ffffff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    border: none;
    border-radius: 10px;
    transition: transform 0.2s ease-in-out;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    height: 100%;
    width: 100%;
    max-width: 350px;
}

.card.large {
    grid-column: span 2;
    grid-row: span 2;
    max-width: 100%;
}

/* Specific style for Live Data card to make it larger */
.card.live-data {
    grid-column: span 2;
    grid-row: span 2;
    max-width: 100%;
    background-color: #e0f7fa;
}

.card:hover {
    transform: scale(1.02);
}

.card-title {
    font-weight: bold;
    font-size: 1.5rem;
    color: #333;
    margin-bottom: 0.5rem;
}

.card-text {
    color: #555;
    font-size: 1rem;
    line-height: 1.5;
}

.container-fluid {
    padding-top: 2rem;
    padding-left: 2rem;
    padding-right: 2rem;
}

.ml-auto {
    margin-left: auto;
}

/* Masonry layout adjustments */
.dashboard-cards {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.card.live-data {
    grid-column: span 2;
    grid-row: span 2;
    max-width: 100%;
    background-color: #e0f7fa;
    padding: 2rem;
}

.card {
    border-radius: 12px;
    padding: 1.2rem;
}

.card-title {
    font-size: 1.6rem;
}

.card-text {
    font-size: 1rem;
    color: #666;
}

.dashboard-header {
    padding: 1.5rem 3rem;
}

.navbar {
    padding: 1rem 3rem;
}