/* 区域整体样式 */
.resource-hero {
    position: relative;
    /* 作为定位参照 */
    width: 100%;
    height: 0;
    margin-top: 90px;
    overflow: hidden;
    height: 650px;

}

/* 独立图片 */
.resource-img {
    height: 650px;

    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    /* 关键：完整显示，不裁剪 */
    filter: brightness(0.55);
    /* 保证文字可读 */
    z-index: 1;
}

/* 文字层 */
.resource-content {
    position: absolute;
    inset: 0;
    /* 等价于 top:0;right:0;bottom:0;left:0 */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    z-index: 2;
}

.resource-title {
    font-size: clamp(2.8rem, 5vw, 4.5rem);
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 4px 15px rgba(0, 0, 0, .4);
}



.resource-desc {
    font-size: clamp(1rem, 2vw, 1.3rem);
    margin-bottom: 40px;
    line-height: 1.6;
    color: #e0e0e0;
}

.solutions-section {
    width: 100%;
    padding: 48px 0 60px;
    background: #fff;
}

.section-header {
    text-align: center;
    margin: 0 auto 28px;
    max-width: 980px;
}

.section-header h2 {
    font-size: 2rem;
    margin: 0 0 8px;
}

.section-header p {
    color: #6b7280;
    margin: 0;
}

/* 网格布局：两列在大屏，单列在小屏 */
.solutions-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* 单卡片样式（与图片风格保持一致） */
.solution-card {
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .06);
    transition: transform .2s ease;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.solution-card:hover {
    transform: translateY(-2px);
}

.card-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

.card-content {
    padding: 16px 20px 20px;
}

.card-title {
    font-size: 1.15rem;
    margin: 0 0 6px;
    color: #111827;
}

.card-desc {
    color: #6b7280;
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0 0 12px;
}

.card-link {
    color: #1a73e8;
    text-decoration: none;
    font-weight: 500;
}

.card-link:hover,
.card-link:focus {
    text-decoration: underline;
    outline: none;
}

/* ========= 移动端适配 ========= */
@media (max-width: 768px) {
    .resource-hero {
        margin-top: -20px;
        min-height: 400px;
        height: 30vh;
    }

    .breadcrumb-nav {
        margin-top: 0;
    }

    .breadcrumb-inner {
        margin-top: 0;
        margin-left: 20px;
        width: 70%;
        font-size: 1rem;
        gap: 6px;
    }

    .breadcrumb-current {
        white-space: normal;
    }

    .solutions-section {
        padding: 30px 0 40px;
    }

    .section-header {
        margin: 0 auto 20px;
        padding: 0 20px;
    }

    .section-header h2 {
        font-size: 1.6rem;
    }

    .section-header p {
        font-size: 0.9rem;
    }

    .solutions-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        width: 92%;
    }

    .solution-card {
        border-radius: 12px;
    }

    .card-image {
        height: 200px;
    }

    .card-content {
        padding: 14px 16px 16px;
    }

    .card-title {
        font-size: 1.05rem;
    }

    .card-desc {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .breadcrumb-nav {
        margin-top: 0;
    }

    .breadcrumb-inner {
        margin-top: 0;
        font-size: 0.9rem;
    }

    .solutions-section {
        padding: 20px 0 30px;
    }

    .section-header {
        margin: 0 auto 15px;
    }

    .section-header h2 {
        font-size: 1.4rem;
    }

    .section-header p {
        font-size: 0.85rem;
    }

    .solutions-grid {
        gap: 16px;
        width: 94%;
    }

    .card-image {
        height: 180px;
    }

    .card-content {
        padding: 12px 14px 14px;
    }

    .card-title {
        font-size: 1rem;
    }

    .card-desc {
        font-size: 0.85rem;
    }
}

/* 原有的桌面端响应式样式保持不变 */
@media (max-width: 900px) {
    .solutions-grid {
        grid-template-columns: 1fr;
        width: 92%;
    }
}

/* 原有的面包屑响应式样式保持不变 */
@media (max-width: 768px) {
    .breadcrumb-inner {
        margin-top: 0;
        font-size: 0.85rem;
        gap: 6px;
    }
}