/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* BASE */
body {
    font-family: "Open Sans", Arial, sans-serif;
    background-color: #f5f7f6;
    color: #333;
    line-height: 1.6;
}

/* CONTAINER */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
}

/* HEADER */
.header {
    background: #006837; /* verde CNA */
    color: white;
    padding: 20px 0;
    border-bottom: 4px solid #004d29;
}

.header .container {
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo {
    height: 50px;
}

.header h1 {
    font-size: 1.6rem;
    font-weight: 600;
}

/* INTRO */
.intro-section {
    background: white;
    padding: 25px;
    border-radius: 10px;
    margin: 20px 0;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

/* BOTÃO DOWNLOAD */
.download-button-section {
    text-align: center;
    margin: 30px 0;
}

.download-button {
    background: #008f4c;
    color: white;
    padding: 16px 28px;
    font-size: 1.1rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
    display: inline-block;
}

.download-button:hover {
    background: #006837;
    transform: translateY(-2px);
}

.version-info {
    margin-top: 10px;
    color: #666;
}

/* STEPS */
.steps-section h2 {
    margin-bottom: 20px;
    color: #006837;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.step-item {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 3px 8px rgba(0,0,0,0.06);
    transition: 0.2s;
}

.step-item:hover {
    transform: translateY(-4px);
}

.step-number {
    width: 40px;
    height: 40px;
    background: #006837;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: bold;
    margin-bottom: 10px;
}

.step-item h3 {
    margin-bottom: 10px;
}

.image-container img {
    width: 100%;
    border-radius: 8px;
    margin-top: 10px;
}

/* FAQ */
.faq-section h2 {
    margin: 30px 0 15px;
    color: #006837;
}

.faq-item {
    background: white;
    margin-bottom: 10px;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

details summary {
    cursor: pointer;
    font-weight: 600;
}

details p, details ul, details ol {
    margin-top: 10px;
}

/* SUPORTE */
.support-section {
    background: #e9f5ee;
    padding: 20px;
    border-radius: 10px;
    margin: 30px 0;
}

.support-section h2 {
    color: #006837;
}

/* FOOTER */
.footer {
    background: #003d21;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 40px;
}