:root {
    --trust-blue: #2C3E50;
    --star-gold: #F1C40F;
    --success-green: #27AE60;
    --text-charcoal: #333333;
    --soft-white: #ECF0F1;
    --light-gray: #F8F9FA;
    --border-color: #E1E7EA;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    color: var(--text-charcoal);
    background-color: var(--soft-white);
    line-height: 1.5;
}

h1, h2, h3, h4, h5, h6, .navbar-brand {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--trust-blue);
}

.navbar {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 15px 0;
}

.navbar-brand {
    font-size: 24px;
    color: var(--trust-blue);
}

.nav-link {
    color: var(--text-charcoal);
    font-weight: 500;
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--trust-blue);
}

.btn-primary {
    background-color: var(--trust-blue);
    border-color: var(--trust-blue);
    font-weight: 500;
    border-radius: 8px;
    padding: 8px 16px;
}

.btn-primary:hover {
    background-color: #243442;
    border-color: #243442;
}

.btn-warning {
    background-color: var(--star-gold);
    border-color: var(--star-gold);
    color: var(--text-charcoal);
}

.btn-info {
    background-color: var(--trust-blue);
    border-color: var(--trust-blue);
    color: white;
}

.card {
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
    background: white;
    overflow: hidden;
}

.card-header {
    background-color: white;
    border-bottom: 1px solid var(--border-color);
    padding: 15px 20px;
}

.card-body {
    padding: 20px;
}

.form-control {
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 15px;
    color: var(--text-charcoal);
}

.form-control:focus {
    border-color: var(--trust-blue);
    box-shadow: 0 0 0 0.25rem rgba(44, 62, 80, 0.15);
}

.form-label {
    font-weight: 500;
    color: var(--text-charcoal);
}

.alert {
    border: none;
    border-radius: 8px;
}

.alert-info {
    background-color: rgba(44, 62, 80, 0.1);
    color: var(--trust-blue);
}

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

.table th {
    font-weight: 600;
    color: var(--trust-blue);
    border-bottom: 2px solid var(--border-color);
}

.table td {
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
}

/* Styling for the rating component */
.rating {
    font-size: 2em;
    color: #ccc;
}

.star {
    cursor: pointer;
    padding: 0 5px;
}

.star.hover {
    color: var(--star-gold);
}

#ad-content {
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    border-radius: 12px;
    background-color: white;
}

#timer {
    font-size: 1.2em;
    color: var(--trust-blue);
    margin-top: 15px;
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .card {
        margin-bottom: 20px;
    }
    
    .table-responsive {
        border-radius: 12px;
        overflow: hidden;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        width: 100%;
        margin-bottom: 1rem;
        scrollbar-width: thin;
    }
    
    .table {
        min-width: 650px; /* Ensure table has minimum width to make scrolling necessary */
        width: 100%;
    }
    
    /* Custom scrollbar for webkit browsers */
    .table-responsive::-webkit-scrollbar {
        height: 6px;
        background-color: #F5F5F5;
    }
    
    .table-responsive::-webkit-scrollbar-thumb {
        background-color: var(--border-color);
        border-radius: 3px;
    }
}