/* 简介板块 - 标题居中（根据用户要求“剧中显示”=居中） */
.about-intro {
    padding: 0rem 0 4rem 0;
    background: white;
}

.intro-text {
    margin-top: 1.8rem;
    font-size: 1.2rem;
    line-height: 1.65;
    color: var(--font-default-color);
    background: #f8fafc;
    padding: 4rem 3rem;
    border-radius: 28px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
    text-indent: 40px;
}

.intro-text p {
    margin-bottom: 1.2rem;
}

.highlight {
    font-weight: 600;
    /*color: #1a6a92;*/
}

/* 核心业务板块 */


.section-sub {
    text-align: center;
    max-width: 700px;
    margin: 0.5rem auto 2.5rem auto;
    font-size: 1.05rem;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 1rem;
}

.card {
    background: white;
    border-radius: 32px;
    padding: 2rem 1.8rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
    /*border: 1px solid #eef2f0;*/
    cursor: pointer;

}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 30px -12px rgba(0, 0, 0, 0.1);
    border-color: #d4e2ed;
}

.card-icon {
    font-size: 2.8rem;
    color: var(--font-main-color);
    margin-bottom: 1.2rem;
}

.card-icon img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    object-fit: cover;
}

.card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.3px;
}

.card p {
    margin-bottom: 1rem;
    display: block;
    line-height: 1.65;
    font-size: 16px;
    /* 添加文本溢出省略样式 */
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 6;
    -webkit-box-orient: vertical;
}

.project-badge {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.badge {
    background: #eef3fc;
    padding: 0.2rem 0.9rem;
    border-radius: 40px;
    font-size: 0.75rem;
    font-weight: 500;
    /*color: #22668D;*/
}

.partner-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 1rem;
    font-size: 0.8rem;
    font-weight: 500;
}

.partner-list span {
    background: #f1f5f9;
    padding: 0.2rem 0.7rem;
    border-radius: 30px;
    /*color: #1e5f89;*/
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .nav-links {
        gap: 1.5rem;
    }

    .card h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .cards-grid {
        grid-template-columns: 1fr;
    }
}