/**
 * 教案页左上角品牌胶囊（与 index.php 一致）
 */
.page-topbar {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    margin: 0 0 18px;
}

.page-topbar .topbar-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.page-topbar .brand-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid #cbd5e1;
    font-size: 12px;
    color: #0f766e;
    font-weight: 700;
    text-decoration: none;
    transition: box-shadow 0.2s, transform 0.2s;
    line-height: 1.3;
}

.page-topbar .brand-chip:hover {
    box-shadow: 0 4px 14px rgba(15, 47, 44, 0.08);
    transform: translateY(-1px);
}

.page-topbar .brand-chip i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0d9488, #ca8a04);
    display: inline-block;
    flex-shrink: 0;
}

.page-topbar .brand-chip.guide-chip {
    color: #0f766e;
    background: rgba(240, 253, 250, 0.92);
    border-color: rgba(13, 148, 136, 0.35);
}

@media (max-width: 768px) {
    .page-topbar {
        margin-bottom: 14px;
    }

    .page-topbar .brand-chip {
        padding: 7px 12px;
        font-size: 11.5px;
    }
}

@media print {
    .page-topbar {
        display: none !important;
    }
}