/* 公共样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
    background: #f5f7fa;
    min-height: 100vh;
}

.header-spacer {
    height: 60px;
}

/* 页面横幅通用样式 — 上移覆盖 header-spacer */
.page-banner {
    margin-top: -60px;
    padding: 116px 20px 56px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-banner h1 {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
    position: relative;
}

.page-banner p {
    font-size: 15px;
    color: rgba(255,255,255,0.85);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
    position: relative;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
}

.empty-state i {
    font-size: 48px;
    color: #ddd;
    margin-bottom: 16px;
}

.empty-state p {
    font-size: 14px;
}

@media (max-width: 768px) {
    .page-banner {
        padding: 40px 16px;
    }

    .page-banner h1 {
        font-size: 24px;
    }
}