/* ========================================
   首页样式
   ======================================== */

/* ========================================
   主内容区
   ======================================== */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0;
    min-height: auto;
}

/* ========================================
   Banner 轮播图
   ======================================== */
.banner-section {
    width: 100%;
    min-height: 722.5px;
    background: linear-gradient(135deg, #EFF6FF 0%, white 50%, #EFF6FF 100%);
    position: relative;
    overflow: hidden;
    padding-top: 128px;
    padding-bottom: 80px;
    display: flex;
    align-items: center;
}

/* 背景装饰圆 */
.banner-section::before {
    content: '';
    position: absolute;
    width: 384px;
    height: 384px;
    left: calc(100% - 1110px);
    top: 80px;
    background: rgba(0, 82, 217, 0.05);
    border-radius: 50%;
    filter: blur(64px);
    pointer-events: none;
}

.banner-section::after {
    content: '';
    position: absolute;
    width: 384px;
    height: 384px;
    left: 40px;
    bottom: 80px;
    background: rgba(81, 162, 255, 0.05);
    border-radius: 50%;
    filter: blur(64px);
    pointer-events: none;
}

.banner-carousel {
    max-width: 1400px;
    width: 100%;
    min-height: 514.5px;
    margin: 0 auto;
    padding: 0 67px;
    position: relative;
    display: flex;
    align-items: center;
}

/* 轮播项 */
.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.carousel-slide.active {
    opacity: 1;
    visibility: visible;
}

/* Banner 背景层 - 铺满全屏 */
.banner-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 0;
    transition: background-image 0.6s ease;
}

.banner-content {
    width: 800px;
    padding-left: 24px;
}

/* 标签 */
.banner-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(0, 82, 217, 0.10);
    border-radius: 16px;
    margin-bottom: 24px;
}

.banner-tag img {
    width: 16px;
    height: 16px;
}

.banner-tag span {
    font-size: 13px;
    font-weight: 400;
    background: #0052D9;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 标题 */
.banner-title {
    margin-bottom: 24px;
}

.title-main {
    display: block;
    font-size: 42px;
    font-weight: 600;
    background: #1A1A2E;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.title-highlight {
    display: block;
    font-size: 42px;
    font-weight: 600;
    background: #0052D9;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 描述 */
.banner-desc {
    font-size: 16px;
    font-weight: 400;
    color: #5E6C84;
    line-height: 1.6;
    margin-bottom: 32px;
    max-width: 600px;
}

/* 按钮组 */
.banner-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 84px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: #0052D9;
    border-radius: 8px;
    color: white;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.25s ease;
}

.btn-primary:hover {
    background: #1447E6;
    transform: translateY(-1px);
}

.btn-primary img {
    width: 16px;
    height: 16px;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    padding: 13px 25px;
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 8px;
    color: #1A1A2E;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.25s ease;
}

.btn-secondary:hover {
    border-color: #0052D9;
    color: #0052D9;
}

/* 统计数据 */
.banner-stats {
    display: flex;
    align-items: center;
    gap: 48px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    background: #0052D9;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 13px;
    font-weight: 400;
    color: #5E6C84;
    margin-top: 4px;
}

.stat-separator {
    width: 1px;
    height: 48px;
    opacity: 0.2;
}

/* 轮播指示器 */
.carousel-indicators {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    align-items: center;
}

.indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.indicator.active {
    width: 24px;
    border-radius: 4px;
    background: white;
}

/* 轮播箭头 */
.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.80);
    box-shadow: 0px 4px 6px -4px rgba(0, 0, 0, 0.10), 0px 10px 15px -3px rgba(0, 0, 0, 0.10);
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
    backdrop-filter: blur(4px);
    z-index: 10;
}

.carousel-arrow:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-50%) scale(1.05);
}

.carousel-arrow img {
    width: 20px;
    height: 20px;
}

.carousel-prev {
    left: 16px;
}

.carousel-next {
    right: 16px;
}

/* ========================================
   核心功能快捷入口
   ======================================== */
.core-functions {
    width: 100%;
    background: white;
    padding: 64px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
    padding: 0 24px;
}

.section-title {
    font-size: 28px;
    font-weight: 600;
    color: #1A1A2E;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 14px;
    font-weight: 400;
    color: #5E6C84;
}

.functions-grid {
    max-width: 1352px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.function-card {
    display: flex;
    flex-direction: column;
    padding: 25px;
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 12px;
    transition: all 0.25s ease;
    cursor: pointer;
}

.function-card:hover {
    border-color: #0052D9;
    box-shadow: 0px 4px 6px -4px rgba(0, 0, 0, 0.10), 0px 10px 15px -3px rgba(0, 0, 0, 0.10);
    transform: translateY(-2px);
}

.function-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.function-icon img {
    width: 28px;
    height: 28px;
}

.function-title {
    font-size: 16px;
    font-weight: 500;
    color: #1A1A2E;
    margin-bottom: 8px;
}

.function-desc {
    font-size: 13px;
    font-weight: 400;
    color: #5E6C84;
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 1200px) {
    .banner-content {
        width: 100%;
        max-width: 800px;
    }

    .functions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .banner-section {
        min-height: auto;
        padding: 80px 0 60px;
    }

    .banner-carousel {
        padding: 0 16px;
        min-height: auto;
    }

    .carousel-slide {
        position: relative;
    }

    .title-main,
    .title-highlight {
        font-size: 28px;
    }

    .banner-desc {
        font-size: 14px;
    }

    .banner-stats {
        flex-wrap: wrap;
        gap: 24px;
    }

    .stat-separator {
        display: none;
    }

    .stat-number {
        font-size: 24px;
    }

    .carousel-arrow {
        width: 32px;
        height: 32px;
    }

    .carousel-arrow img {
        width: 16px;
        height: 16px;
    }

    .functions-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .section-title {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .banner-actions {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .banner-stats {
        grid-template-columns: repeat(2, 1fr);
        display: grid;
    }
}

/* ========================================
   需求大厅
   ======================================== */
.demand-hall {
    width: 100%;
    background: rgba(240, 245, 255, 0.30);
    padding: 64px 0;
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 67px;
}

.section-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 32px;
}

.section-header-left {
    flex: 1;
}

.view-all-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 11px 21px;
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 8px;
    color: #1A1A2E;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.25s ease;
}

.view-all-btn:hover {
    border-color: #0052D9;
    color: #0052D9;
}

.view-all-btn img {
    width: 16px;
    height: 16px;
}

/* 分类标签 */
.category-tabs {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.category-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 8px;
    color: #1A1A2E;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s ease;
}

.category-tab:hover {
    border-color: #0052D9;
}

.category-tab.active {
    background: #0052D9;
    border-color: #0052D9;
    color: white;
}

.tab-count {
    opacity: 0.7;
    font-size: 14px;
}

/* 需求列表 */
.demand-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.demand-item {
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 12px;
    padding: 25px;
    transition: all 0.25s ease;
}

.demand-item:hover {
    border-color: #0052D9;
    box-shadow: 0px 4px 6px -4px rgba(0, 0, 0, 0.10), 0px 10px 15px -3px rgba(0, 0, 0, 0.10);
}

.demand-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.demand-info {
    flex: 1;
}

.demand-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.demand-title {
    font-size: 16px;
    font-weight: 500;
    color: #1A1A2E;
}

.demand-id {
    font-size: 12px;
    color: #5E6C84;
    opacity: 0.8;
}

.demand-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.demand-company {
    font-size: 13px;
    color: #5E6C84;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: #5E6C84;
}

.meta-item img {
    width: 16px;
    height: 16px;
}

.demand-budget {
    font-size: 13px;
    font-weight: 500;
    color: #0052D9;
}

.demand-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-badge {
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
}

.status-matching {
    background: #F0FDF4;
    color: #00A63E;
}

.status-pending {
    background: #EFF6FF;
    color: #155DFC;
}

.status-completed {
    background: #F9FAFB;
    color: #4A5565;
}

.btn-connect {
    padding: 10px 16px;
    background: #0052D9;
    border-radius: 8px;
    border: none;
    color: white;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s ease;
}

.btn-connect:hover {
    background: #1447E6;
}

/* ========================================
   高校智力协同
   ======================================== */
.university-collaboration {
    width: 100%;
    background: white;
    padding: 64px 0;
}

.universities-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.university-card {
    background: linear-gradient(135deg, white 0%, #EFF6FF 100%);
    border: 1px solid #E4E7ED;
    border-radius: 12px;
    padding: 25px;
    transition: all 0.25s ease;
    text-decoration: none;
    color: inherit;
    display: block;
    cursor: pointer;
}

.university-card:hover {
    border-color: #0052D9;
    box-shadow: 0px 4px 6px -4px rgba(0, 0, 0, 0.10), 0px 10px 15px -3px rgba(0, 0, 0, 0.10);
}

.university-logo {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #0052D9 0%, #155DFC 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.university-logo span {
    font-size: 18px;
    font-weight: 600;
    color: white;
}

.university-name {
    font-size: 16px;
    font-weight: 500;
    color: #1A1A2E;
    margin-bottom: 16px;
}

.university-stats {
    display: flex;
    gap: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid #E4E7ED;
    margin-bottom: 16px;
}

.university-stats .stat {
    display: flex;
    flex-direction: column;
}

.university-stats .stat-number {
    font-size: 20px;
    font-weight: 600;
    color: #0052D9;
    margin-bottom: 4px;
}

.university-stats .stat-label {
    font-size: 12px;
    color: #5E6C84;
}

.university-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    padding: 4px 8px;
    background: rgba(0, 82, 217, 0.10);
    border-radius: 4px;
    font-size: 11px;
    color: #0052D9;
}

/* 专家团队 */
.experts-section {
    background: linear-gradient(135deg, #EFF6FF 0%, white 100%);
    border-radius: 12px;
    padding: 32px;
}

.experts-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.experts-title {
    font-size: 20px;
    font-weight: 600;
    color: #1A1A2E;
}

.view-all-experts {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #0052D9;
    font-size: 14px;
    transition: opacity 0.25s ease;
}

.view-all-experts:hover {
    opacity: 0.8;
}

.view-all-experts img {
    width: 16px;
    height: 16px;
}

.experts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.expert-card {
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 8px;
    padding: 21px;
    display: flex;
    gap: 16px;
    transition: all 0.25s ease;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.expert-card:hover {
    border-color: #0052D9;
    box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.05);
}

.expert-avatar {
    width: 48px;
    height: 48px;
    /*background: linear-gradient(135deg, #0052D9 0%, #155DFC 100%);*/
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.expert-avatar img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.expert-info {
    flex: 1;
}

.expert-name {
    font-size: 15px;
    font-weight: 500;
    color: #1A1A2E;
    margin-bottom: 4px;
}

.expert-title {
    font-size: 12px;
    color: #5E6C84;
    margin-bottom: 8px;
}

.expert-detail {
    font-size: 12px;
    color: #5E6C84;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.expert-tag {
    display: inline-block;
    padding: 4px 8px;
    background: rgba(0, 82, 217, 0.10);
    border-radius: 4px;
    font-size: 11px;
    color: #0052D9;
}

/* ========================================
   数据空间
   ======================================== */
.data-space {
    width: 100%;
    background: linear-gradient(135deg, white 0%, #EFF6FF 50%, white 100%);
    padding: 64px 0;
}

.data-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    transition: all 0.25s ease;
}

.stat-card:hover {
    border-color: #0052D9;
    box-shadow: 0px 4px 6px -4px rgba(0, 0, 0, 0.10), 0px 10px 15px -3px rgba(0, 0, 0, 0.10);
}

.stat-card .stat-value {
    font-size: 32px;
    font-weight: 600;
    color: #0052D9;
    margin-bottom: 8px;
}

.stat-card .stat-label {
    font-size: 13px;
    color: #5E6C84;
    margin-bottom: 12px;
}

.stat-badge {
    display: inline-block;
    padding: 4px 9px;
    background: #F0FDF4;
    border-radius: 4px;
    font-size: 12px;
    color: #00A63E;
}

/* 数据资源 */
.data-resources {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.resource-card {
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 12px;
    padding: 25px;
    transition: all 0.25s ease;
}

.resource-card:hover {
    border-color: #0052D9;
    box-shadow: 0px 4px 6px -4px rgba(0, 0, 0, 0.10), 0px 10px 15px -3px rgba(0, 0, 0, 0.10);
}

.resource-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.resource-icon img {
    width: 28px;
    height: 28px;
}

.resource-title {
    font-size: 16px;
    font-weight: 500;
    color: #1A1A2E;
    margin-bottom: 8px;
}

.resource-desc {
    font-size: 13px;
    color: #5E6C84;
    margin-bottom: 24px;
}

.resource-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid #E4E7ED;
}

.resource-label {
    font-size: 13px;
    color: #5E6C84;
}

.resource-value {
    font-size: 16px;
    font-weight: 600;
    color: #0052D9;
}

/* 进入数据空间按钮 */
.data-space-action {
    text-align: center;
}

.btn-enter-data-space {
    padding: 12px 32px;
    background: #0052D9;
    border-radius: 8px;
    border: none;
    color: white;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s ease;
}

.btn-enter-data-space:hover {
    background: #1447E6;
    transform: translateY(-1px);
}

/* ========================================
   响应式设计补充
   ======================================== */
@media (max-width: 1200px) {
    .universities-grid,
    .data-stats,
    .data-resources {
        grid-template-columns: repeat(2, 1fr);
    }

    .experts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section-container {
        padding: 0 24px;
    }

    .section-header-row {
        flex-direction: column;
        gap: 16px;
    }

    .view-all-btn {
        width: 100%;
        justify-content: center;
    }

    .category-tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
        gap: 8px;
    }

    .demand-content {
        flex-direction: column;
        gap: 16px;
    }

    .demand-actions {
        width: 100%;
        justify-content: space-between;
    }

    .universities-grid,
    .data-stats,
    .data-resources {
        grid-template-columns: 1fr;
    }

    .experts-grid {
        grid-template-columns: 1fr;
    }

    .experts-section {
        padding: 24px;
    }
}

/* ========================================
   360度配套服务
   ======================================== */
.support-services {
    width: 100%;
    background: white;
    padding: 64px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.service-card {
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 12px;
    padding: 25px;
    transition: all 0.25s ease;
}

.service-card:hover {
    border-color: #0052D9;
    box-shadow: 0px 4px 6px -4px rgba(0, 0, 0, 0.10), 0px 10px 15px -3px rgba(0, 0, 0, 0.10);
}

.service-header {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.service-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.service-icon img {
    width: 24px;
    height: 24px;
}

.service-info {
    flex: 1;
}

.service-title {
    font-size: 16px;
    font-weight: 500;
    color: #1A1A2E;
    margin-bottom: 4px;
}

.service-desc {
    font-size: 12px;
    color: #5E6C84;
}

.service-items {
    margin-bottom: 16px;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    font-size: 13px;
    color: #5E6C84;
}

.service-item img {
    width: 16px;
    height: 16px;
}

.service-footer {
    padding-top: 16px;
    border-top: 1px solid #E4E7ED;
    text-align: center;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #0052D9;
    font-size: 14px;
    font-weight: 500;
    transition: opacity 0.25s ease;
}

.service-link:hover {
    opacity: 0.8;
}

.service-link img {
    width: 16px;
    height: 16px;
}

/* 服务流程 */
.service-process {
    background: linear-gradient(135deg, #EFF6FF 0%, white 100%);
    border-radius: 12px;
    padding: 32px;
}

.process-title {
    font-size: 20px;
    font-weight: 600;
    color: #1A1A2E;
    text-align: center;
    margin-bottom: 32px;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #0052D9 0%, #155DFC 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 18px;
    font-weight: 600;
    color: white;
}

.step-title {
    font-size: 15px;
    font-weight: 500;
    color: #1A1A2E;
    margin-bottom: 8px;
}

.step-desc {
    font-size: 12px;
    color: #5E6C84;
}

.step-connector {
    position: absolute;
    top: 32px;
    left: calc(50% + 32px);
    width: calc(100% - 64px);
    height: 2px;
    background: linear-gradient(90deg, #0052D9 0%, rgba(0, 82, 217, 0.20) 100%);
}

.process-step:last-child .step-connector {
    display: none;
}

/* ========================================
   平台价值
   ======================================== */
.platform-value {
    width: 100%;
    background: linear-gradient(135deg, #EFF6FF 0%, white 50%, #EFF6FF 100%);
    padding: 64px 0;
}

.value-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.value-card {
    background: white;
    border: 1px solid #E4E7ED;
    border-radius: 12px;
    padding: 33px;
    display: flex;
    gap: 24px;
    transition: all 0.25s ease;
}

.value-card:hover {
    border-color: #0052D9;
    box-shadow: 0px 4px 6px -4px rgba(0, 0, 0, 0.10), 0px 10px 15px -3px rgba(0, 0, 0, 0.10);
}

.value-icon {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.value-icon img {
    width: 32px;
    height: 32px;
}

.value-content {
    flex: 1;
}

.value-title {
    font-size: 18px;
    font-weight: 600;
    color: #1A1A2E;
    margin-bottom: 12px;
}

.value-desc {
    font-size: 14px;
    color: #5E6C84;
    line-height: 1.6;
    margin-bottom: 20px;
}

.value-tags {
    display: flex;
    gap: 12px;
}

.value-tag {
    padding: 6px 12px;
    background: rgba(0, 82, 217, 0.10);
    border-radius: 8px;
    font-size: 12px;
    color: #0052D9;
}

/* 平台数据 */
.platform-stats {
    background: linear-gradient(135deg, #0052D9 0%, #155DFC 100%);
    border-radius: 12px;
    padding: 32px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.platform-stat-item {
    text-align: center;
}

.platform-stat-item .stat-number {
    font-size: 36px;
    font-weight: 600;
    color: white;
    margin-bottom: 8px;
}

.platform-stat-item .stat-number.stat-number001{
    color: white;
    -webkit-text-fill-color: white;
}

.platform-stat-item .stat-label {
    font-size: 13px;
    color: white;
    opacity: 0.90;
}

/* ========================================
   响应式设计补充
   ======================================== */
@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-step:nth-child(2) .step-connector {
        display: none;
    }

    .value-cards {
        grid-template-columns: 1fr;
    }

    .platform-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .process-steps {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .step-connector {
        display: none !important;
    }

    .value-card {
        flex-direction: column;
    }

    .platform-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
        padding: 24px;
    }

    .platform-stat-item .stat-number {
        font-size: 28px;
    }

    .service-process {
        padding: 24px;
    }
}

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

    .value-tags {
        flex-wrap: wrap;
    }
}