/* Mobile First - Guia IA */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f8fafc;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.header h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.header p {
    font-size: 1rem;
    opacity: 0.9;
}

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

.back-btn {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.content {
    padding: 3rem 0;
}

.section {
    background: white;
    margin-bottom: 2rem;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.section h2 {
    color: #1e293b;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section h3 {
    color: #374151;
    font-size: 1.2rem;
    margin: 1.5rem 0 1rem 0;
}

.tools-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin: 2rem 0;
}

.tool-card {
    background: #f8fafc;
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid #6366f1;
    transition: all 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.tool-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.tool-description {
    color: #64748b;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.tool-use-case {
    background: #e0e7ff;
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    color: #3730a3;
}

.prompt-example {
    background: #1e293b;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 10px;
    margin: 1rem 0;
    font-family: 'Courier New', monospace;
    position: relative;
    font-size: 0.85rem;
    overflow-x: auto;
}

.copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #6366f1;
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.7rem;
}

.workflow-step {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 1.5rem;
    border-radius: 10px;
    margin: 1rem 0;
    border-left: 4px solid #0ea5e9;
}

.step-number {
    background: #0ea5e9;
    color: white;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-right: 1rem;
    font-size: 0.8rem;
}

.automation-card {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    padding: 1.5rem;
    border-radius: 15px;
    margin: 2rem 0;
    border: 2px solid #f59e0b;
}

.automation-card h4 {
    color: #92400e;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.benefit-list {
    list-style: none;
    padding: 0;
}

.benefit-list li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
}

.benefit-list li::before {
    content: '✅';
    font-size: 1rem;
}

/* Tablet - 768px and up */
@media (min-width: 768px) {
    .header {
        padding: 4rem 0;
    }
    
    .header h1 {
        font-size: 3rem;
    }
    
    .header p {
        font-size: 1.2rem;
    }
    
    .container {
        padding: 0 2rem;
    }
    
    .content {
        padding: 4rem 0;
    }
    
    .section {
        margin-bottom: 3rem;
        padding: 3rem;
    }
    
    .section h2 {
        font-size: 2rem;
    }
    
    .section h3 {
        font-size: 1.3rem;
        margin: 2rem 0 1rem 0;
    }
    
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .tool-card {
        padding: 2rem;
    }
    
    .tool-name {
        font-size: 1.2rem;
    }
    
    .tool-description {
        font-size: 1rem;
    }
    
    .tool-use-case {
        font-size: 0.9rem;
    }
    
    .prompt-example {
        padding: 1.5rem;
        font-size: 0.9rem;
    }
    
    .copy-btn {
        font-size: 0.8rem;
    }
    
    .step-number {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
    }
    
    .automation-card {
        padding: 2rem;
    }
    
    .automation-card h4 {
        font-size: 1.2rem;
    }
    
    .benefit-list li {
        font-size: 1rem;
    }
    
    .benefit-list li::before {
        font-size: 1.2rem;
    }
}

/* Desktop - 1024px and up */
@media (min-width: 1024px) {
    .tools-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}