/* ========================================
   客户案例 - cases.css
   ======================================== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--block-gap);
    align-items: stretch;
}
.case-card {
    display: flex;
    flex-direction: column;
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
}
.case-card:hover {
    border-color: rgba(99, 102, 241, 0.35);
    box-shadow: var(--shadow-md);
}
.case-image {
    position: relative;
    overflow: hidden;
}
.case-image img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.case-card:hover .case-image img {
    transform: scale(1.04);
}
.case-image-tag {
    position: absolute;
    top: 0.65rem;
    left: 0.65rem;
    padding: 0.25rem 0.55rem;
    background: rgba(15, 23, 42, 0.8);
    color: var(--white);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
}
.case-placeholder {
    aspect-ratio: 16/10;
    display: flex;
    align-items: center;
    justify-content: center;
}
.case-placeholder i {
    font-size: 2rem;
    color: var(--white);
    opacity: 0.9;
}
.case-card.large .case-placeholder {
    aspect-ratio: 16/9;
}
.case-card.large .case-placeholder i {
    font-size: 2.5rem;
}
.case-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 1rem 1.125rem 1.125rem;
}
.case-category {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
    align-self: flex-start;
}
.case-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.4rem;
    line-height: 1.35;
}
.case-description {
    font-size: 0.8125rem;
    color: var(--gray-600);
    line-height: 1.55;
    margin-bottom: 0.75rem;
    flex: 1;
}
.case-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-bottom: 0.65rem;
}
.case-meta span {
    font-size: 0.8125rem;
    color: var(--gray-500);
    padding: 0.15rem 0.45rem;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
}
.case-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    width: 100%;
    padding: 0.55rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--primary);
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-sm);
    margin-top: auto;
}
.case-link:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}
.cases-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.25rem;
    padding: 1rem 1.25rem;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
}
.cases-banner-text {
    flex: 1;
    min-width: 200px;
}
.cases-banner-text strong {
    display: block;
    font-size: 1rem;
    color: var(--dark);
    margin-bottom: 0.2rem;
}
.cases-banner-text span {
    font-size: 0.8125rem;
    color: var(--gray-600);
}
.cases-banner-actions {
    display: flex;
    gap: 0.65rem;
    flex-wrap: wrap;
}
.cases-banner-actions .btn {
    padding: 0.55rem 1rem;
    font-size: 0.8125rem;
}