/* 通用变量 */
:root {
    --accent: #0284c7;
    --bg: #f6faff;
    --text: #0f172a;
    --muted: #475569;
}

/* 全局布局 */
html, body {
    height: 100%;
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
}
body {
    display: flex;
    flex-direction: column;
}

/* 下载页整体容器 */
.downloads {
    max-width: 1600px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* 安装说明 */
.guide {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    padding: 24px 30px;
    margin-bottom: 40px;
}
.guide h2 {
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
    padding-bottom: 8px;
    margin-bottom: 16px;
}
.guide ol {
    color: var(--muted);
    line-height: 1.8;
}

/* 主内容左右布局 */
.main-content {
    display: flex;
    gap: 40px;
    justify-content: space-between;
    width: 100%;
}

/* 左列下载卡片 */
.left-col {
    flex: 1;
    min-width: 500px;
    margin-right: 100px;
}
.download-card {
    background: white;
    padding: 36px 40px;       /* 更大内边距 */
    border-radius: 16px;      /* 更圆 */
    box-shadow: 0 6px 20px rgba(0,0,0,0.15); /* 阴影加重 */
    /* display: flex; */
    justify-content: space-between;
    align-items: center;
    max-width: 100%;
    width: 100%;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.download-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* 下载按钮更大、更显眼 */
.btn {
    background: var(--accent);
    color: white;
    border: none;
    padding: 16px 28px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 13px;
    margin-right: 10px;
    cursor: pointer;
    transition: transform 0.2s, opacity 0.2s;
}
.btn .green{
    background: #cbffcb;
}
.btn:hover {
    opacity: 0.9;
    transform: scale(1.05);
}

/* 右列更新日志 */
.right-col {
    flex: 2;
    width: 100%;
}
.right-col h2 {
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
    padding-bottom: 8px;
    margin-bottom: 24px;
    text-align: center;
}

/* 更新日志条目 - 支持两列布局 */
.log-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.log-entry {
    background: white;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}
.log-entry h3 {
    margin-bottom: 10px;
    color: var(--text);
}
.log-entry ul {
    margin: 0;
    padding-left: 20px;
    color: var(--muted);
}

/* 响应式调整：小屏幕堆叠 */
@media (max-width: 992px) {
    .main-content {
        flex-direction: column;
    }
    .left-col, .right-col {
        max-width: 100%;
    }
    .download-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
}