:root {
    --primary-color: #00c853;
    --secondary-color: #1a237e;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', sans-serif;
}

body {
    background: #f8f9fa;
}

/* 导航栏 */
.navbar {
    background: white;
    padding: 1rem 5%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--secondary-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

/* 内容容器 */
.manual-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 20px;
}

.section-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
    padding: 1.5rem;
}

.warning {
    color: #d32f2f;
    border-left: 4px solid #d32f2f;
    padding-left: 1rem;
    margin: 1rem 0;
}

.q-list {
    margin: 1rem 0;
}

.q-item {
    padding: 0.8rem 0;
    border-bottom: 1px solid #eee;
}

.a-item {
    padding-top: 8px;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    margin: 0.5rem 0;
    transition: all 0.3s;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-secondary {
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
}

.qq-link {
    color: #12b7f5;
    text-decoration: none;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .manual-container {
        padding: 0 10px;
    }

    .section-card {
        padding: 1rem;
    }
}
.red {
    color: #d32f2f;
}