/* 微信/小程序二维码展示 */
.qr-code-box {
    min-width: 11rem;
    min-height: 11rem;
}

.qr-code-box img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* 卡片悬停效果 */
.avatar-default {
    box-shadow: 0 2px 8px rgba(22, 93, 255, 0.2);
    letter-spacing: 0.02em;
}

.card-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(22, 93, 255, 0.12);
}

/* 文本截断 */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 骨架屏动画 */
@keyframes skeleton-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.45; }
}

.skeleton {
    animation: skeleton-pulse 1.5s ease-in-out infinite;
    background: linear-gradient(90deg, #f2f3f5 25%, #e8eaed 50%, #f2f3f5 75%);
    background-size: 200% 100%;
}

.skeleton-card {
    border-radius: 1rem;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.06);
}

/* 行业标签 */
.industry-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    background: rgba(22, 93, 255, 0.08);
    color: #165DFF;
}

/* 新闻卡片顶部装饰条 */
.news-card-accent {
    height: 4px;
    background: linear-gradient(90deg, #165DFF, #36CFC9);
}

/* FAQ 展开动画 */
.faq-content {
    transition: all 0.25s ease;
}

.faq-toggle i {
    transition: transform 0.25s ease;
}

.faq-toggle i.rotate-180 {
    transform: rotate(180deg);
}

/* 空状态 */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem 1.5rem;
    color: #86909c;
}

.empty-state i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #c9cdd4;
}