/* Manhole Creator Tool Specific Styles */

.tool-description {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
    text-align: center;
}

.tool-description h2 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.tool-description p {
    color: var(--medium-gray);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto;
}

.creator-container {
    display: flex;
    gap: 2rem;
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    flex-wrap: wrap;
}

.controls {
    flex: 1;
    min-width: 300px;
    background-color: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--light-gray);
}

.controls h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: var(--font-weight-semibold);
    color: var(--primary-color);
}

.form-group input[type="number"] {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: border-color 0.3s;
    font-family: var(--font-primary);
}

.form-group input[type="number"]:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.controls button {
    background-color: var(--accent-blue);
    color: var(--white);
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all 0.3s;
    width: 100%;
    margin-bottom: 0.75rem;
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-primary);
}

.controls button:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.download-btn {
    background-color: var(--accent-green);
}

.download-btn:hover {
    background-color: #27ae60;
}

.manhole-display {
    flex: 2;
    min-width: 500px;
    background-color: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--light-gray);
}

.tabs {
    display: flex;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--light-gray);
}

.tab-btn {
    background-color: transparent;
    color: var(--medium-gray);
    border: none;
    padding: 0.75rem 1.5rem;
    margin-right: 0.5rem;
    cursor: pointer;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: all 0.3s;
    font-weight: var(--font-weight-medium);
    font-family: var(--font-primary);
}

.tab-btn:hover {
    background-color: rgba(52, 152, 219, 0.1);
    color: var(--accent-blue);
}

.tab-btn.active {
    background-color: var(--accent-blue);
    color: var(--white);
    border-bottom: 3px solid var(--primary-color);
}

.canvas-container {
    border: 2px solid var(--light-gray);
    margin-bottom: 1rem;
    background-color: var(--white);
    border-radius: var(--radius-md);
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.canvas-container canvas {
    display: block;
    max-width: 100%;
    border-radius: var(--radius-sm);
}

.dimensions-display {
    font-size: 0.9rem;
    color: var(--medium-gray);
    padding: 0.75rem;
    background-color: var(--white);
    border-radius: var(--radius-sm);
    border: 1px solid var(--light-gray);
    text-align: center;
    font-weight: var(--font-weight-medium);
}

/* Use Cases Section */
.use-cases {
    background: var(--bg-secondary);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.use-case {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition-normal);
}

.use-case:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.use-case h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.use-case p {
    color: var(--medium-gray);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 768px) {
    .creator-container {
        flex-direction: column;
    }
    
    .controls,
    .manhole-display {
        min-width: auto;
    }
    
    .tabs {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: 1;
        margin-bottom: 0.5rem;
    }
    
    .canvas-container {
        min-height: 400px;
    }
    
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .tool-description {
        padding: 1.5rem;
    }
    
    .creator-container {
        padding: 1rem;
    }
    
    .controls,
    .manhole-display {
        padding: 1rem;
    }
    
    .canvas-container {
        min-height: 300px;
    }
}