/* ========================================= 页面独有Hero横幅 ========================================= */
.application-header .application-hero {
    position: relative;
    width: 100%;
    min-height: 300px;
    display: flex;
    align-items: center;
    background-image: url('../images/application/application_hero.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 0 5%;
    margin-bottom: 40px;
    overflow: hidden;
}
.application-hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(90deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.3) 100%);
    z-index: 1;
}
.application-hero-content-wrapper {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}
.application_hero-text h2 {
    color: #ffffff !important;
    font-size: 48px;
    font-weight: 700;
    text-align: center;
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0,0,0.5), 0 4px 12px rgba(0,0,0.6);
    letter-spacing: 1px;
}
.application_section-title {
    color: #ffffff !important;
    font-size: 28px;
    font-weight: 600;
    text-align: center;
    margin: 0;
    padding: 0 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0.5);
}
.application_hero-subtitle {
    color: #ffffff !important;
    font-size: 28px;
    font-weight: 600;
    text-align: center;
    margin: 0;
    padding: 0 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0.5);
}
/* 板块间距 */
.section {
    padding: 60px 0;

/* ========================================= 卡片网格布局 ========================================= */
.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    align-items: stretch;
}
/* 卡片容器 整卡交互 */
.card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    background: #fff;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    position: relative;
    transition: all 0.3s ease;
    cursor: pointer;
}
/* 卡片悬浮效果 */
.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(139, 0, 0, 0.15);
    border-color: var(--primary-red);
}
.card:hover .card-content h3 {
    color: var(--primary-red);
}
/* 卡片图片区域 */
.card-img {
    height: 160px;
    background: #ddd;
}
.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
/* 卡片文字内容区 */
.card-content {
    padding: 18px;
    flex: 1;
}
.card-content h3 {
    margin-bottom: 8px;
}
.card-content p {
    color: var(--muted);
    font-size: 14px;
}
/* 推荐型号模块 */
.model-box {
    margin-top: 14px;
    padding: 12px;
    background: #fafafa;
    border-left: 3px solid var(--primary-red);
}
.model-title {
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 10px;
}
.model-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}
.model {
    color: var(--primary-red);
    font-weight: bold;
    font-size: 14px;
}
.model:hover {
    text-decoration: underline;
}
.model-desc {
    font-size: 12px;
    color: var(--muted);
}
.rfq-btn {
    font-size: 12px;
    padding: 4px 10px;
    border: 1px solid var(--primary-red);
    color: var(--primary-red);
    border-radius: 4px;
}
.rfq-btn:hover {
    background: var(--primary-red);
    color: #fff;
}
/* 底部跳转链接 + 全屏点击遮罩 */
.card-link {
    display: block;
    width: 100%;
    padding: 10px 0;
    text-align: center;
    border-top: 1px solid #eee;
    color: var(--primary-red);
    font-weight: 600;
    font-size: 14px;
    margin-top: auto;
    position: relative;
}
.card-link::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: auto;
}
/* 型号、RFQ提升层级，不被卡片点击遮罩拦截 */
.model, .rfq-btn {
    position: relative;
    z-index: 2;
}
/* 移动端单列适配 */
@media(max-width:900px) {
    .grid {
        grid-template-columns: 1fr;
    }
}