:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0a58ca 100%);
}

.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

.stat-card h3 {
    font-size: 2.5rem;
    font-weight: bold;
    margin: 0;
}

.stat-card p {
    margin: 0;
    opacity: 0.9;
}

.campaign-card {
    border-left: 4px solid var(--primary-color);
}

.campaign-card.status-open {
    border-left-color: var(--success-color);
}

.campaign-card.status-in_progress {
    border-left-color: var(--warning-color);
}

.campaign-card.status-completed {
    border-left-color: var(--info-color);
}

.badge-verified {
    background-color: #0d6efd;
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
}

.profile-image {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid white;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.message-bubble {
    padding: 10px 15px;
    border-radius: 15px;
    margin-bottom: 10px;
    max-width: 70%;
}

.message-sent {
    background-color: var(--primary-color);
    color: white;
    margin-left: auto;
}

.message-received {
    background-color: #f1f3f5;
    color: #212529;
}

.rating-stars {
    color: #ffc107;
}

.table-actions {
    white-space: nowrap;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .profile-image {
        width: 100px;
        height: 100px;
    }
    
    .message-bubble {
        max-width: 85%;
    }
}

.btn-sm-action {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--secondary-color);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.price-badge {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--success-color);
}