:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --light-color: #ecf0f1;
    --dark-color: #34495e;
    --success-color: #27ae60;
    --warning-color: #f39c12;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

header {
    background-color: var(--primary-color);
    color: white;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

h1 {
    margin-bottom: 0.5rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

.filters {
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-services {
    flex: 0 0 100px; /* Largura fixa */
}

.filter-actions {
    flex-grow: 1;
    display: flex;
    gap: 0.5rem;
}

.filter-actions button {
    flex: 1;
    padding: 0.75rem 0.5rem;
    font-size: 0.9rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark-color);
}

input, select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

button {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #2980b9;
}

.reset-btn {
    background-color: #95a5a6;
}

.reset-btn:hover {
    background-color: #7f8c8d;
}

.favorites-btn {
    background-color: var(--warning-color);
}

.favorites-btn:hover {
    background-color: #e67e22;
}

.export-btn {
    background-color: var(--success-color);
}

.export-btn:hover {
    background-color: #219653;
}

.results-info {
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #7f8c8d;
}

.companies-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.company-item {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    overflow: hidden;
}

.company-header {
    background-color: var(--primary-color);
    color: white;
    padding: 0.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.company-name {
    font-size: 1rem;
    font-weight: 400;
    margin-left: 1rem;
}

.favorite-btn {
    background: none;
    border: none;
    color: var(--light-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.3s;
}

.favorite-btn.favorited {
    color: var(--warning-color);
}

.company-details {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
}

.company-details.active {
    padding: 1.5rem;
    max-height: 500px;
}

.company-info {
    margin-bottom: 1rem;
}

.company-info p {
    margin-bottom: 0.5rem;
}

.company-info strong {
    color: var(--dark-color);
}

.company-services {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.service-tag {
    background-color: var(--light-color);
    color: var(--dark-color);
    padding: 0.3rem 0.6rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

.service-tag.active {
    background-color: var(--success-color);
    color: white;
}

.no-results {
    text-align: center;
    padding: 2rem;
    color: #7f8c8d;
}

@media (max-width: 768px) {
    .filters {
        flex-direction: column;
    }
    
    .filter-group {
        width: 100%;
    }
}