/* assets/css/style.css */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f0fff4; /* 淡薄荷绿 */
    color: #1a4314; /* 深绿色文本 */
}

header {
    background-color: #38761d; /* 环保绿 */
    color: white;
    padding: 1em 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

nav ul {
    list-style: none;
    text-align: center;
    padding: 0;
    margin: 0;
}

nav ul li {
    display: inline;
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    padding: 8px 12px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

nav ul li a:hover {
    background-color: #6aa84f; /* 浅绿悬停效果 */
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

h1, h2 {
    color: #1a4314;
    text-align: center;
}

.hero {
    text-align: center;
    padding: 40px 20px;
    background-color: #d9ead3; /* 浅绿背景 */
    margin-bottom: 20px;
    border-radius: 6px;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.card {
    border: 1px solid #c9df8a;
    padding: 20px;
    border-radius: 6px;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.05);
    transition: transform 0.2s;
    text-align: center;
}

.card:hover {
    transform: translateY(-5px);
    background-color: #e6f1e3;
}

.cta-button {
    display: inline-block;
    background-color: #38761d;
    color: white;
    padding: 10px 20px;
    margin-top: 15px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s;
}

.cta-button:hover {
    background-color: #6aa84f;
}

footer {
    text-align: center;
    padding: 1em 0;
    margin-top: 20px;
    background-color: #38761d;
    color: white;
    font-size: 0.9em;
}

/* 知识详情页面的样式 */
.detail-section h2 {
    margin-top: 0;
    text-align: left;
    border-bottom: 2px solid #c9df8a;
    padding-bottom: 10px;
}