/* ==================== 核心聚焦区域 ==================== */
.focus-section {
    background: linear-gradient(180deg, #FFFFFF 0%, #FAFBFC 100%) !important;
    padding: 80px 0;
    text-align: center;
}

.focus-section .focus-title {
    font-size: 36px;
    color: #0052D9;
    margin-bottom: 15px;
}

.focus-section .focus-desc {
    font-size: 18px;
    color: #4E5969;
    max-width: 800px;
    margin: 0 auto 50px;
    line-height: 1.8;
}

.focus-tags {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.focus-tag {
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(89.46deg, #0052D9 0%, #618DFF 100%);
    color: #fff;
    padding: 15px 30px;
    border-radius: var(--radius-round);
    font-size: 16px;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(0, 82, 217, 0.3);
    transition: all 0.3s;
}

.focus-tag:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 82, 217, 0.4);
}

.focus-tag .icon {
    font-size: 20px;
}

/* ==================== 痛点挑战区域 ==================== */
.challenge-section {
    background: linear-gradient(180deg, #F8F9FB 0%, #F2F4F7 100%) !important;
    padding: 80px 0;
}

.challenge-section .section-header {
    text-align: center;
    margin-bottom: 60px;
}

.challenge-section .section-header h2 {
    font-size: 36px;
    color: #1D2129;
    margin-bottom: 15px;
}

.challenge-section .section-header p {
    font-size: 18px;
    color: #4E5969;
}

.challenge-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.challenge-card {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: 0 2px 30px rgba(0, 82, 217, 0.15);
    transition: all 0.3s;
    overflow: hidden;
    border-top: 4px solid #0052D9;
}

.challenge-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 40px rgba(0, 82, 217, 0.2);
}

.challenge-card .card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #E5E6EB;
}

.challenge-card .card-number {
    width: 45px;
    height: 45px;
    background: linear-gradient(89.46deg, #0052D9 0%, #618DFF 100%);
    color: #fff;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
}

.challenge-card .card-title {
    font-size: 20px;
    color: #1D2129;
    font-weight: 600;
}

.challenge-card .problem-list {
    margin-bottom: 20px;
}

.challenge-card .problem-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 10px;
    color: #4E5969;
    font-size: 14px;
    line-height: 1.6;
}

.challenge-card .problem-item .icon-wrong {
    color: #ff5252;
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}

.challenge-card .solution-divider {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #0052D9;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 12px;
    padding: 8px 12px;
    background: rgba(0, 82, 217, 0.08);
    border-radius: var(--radius-md);
}

.challenge-card .solution-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 10px;
    color: #4E5969;
    font-size: 14px;
    line-height: 1.6;
}

.challenge-card .solution-item .icon-check {
    color: #0052D9;
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ==================== 核心功能体系 ==================== */
.features-section {
    background: linear-gradient(180deg, #FFFFFF 0%, #F9FAFB 100%) !important;
    padding: 80px 0;
}

.features-section .section-header {
    text-align: center;
    margin-bottom: 60px;
}

.features-section .section-header h2 {
    font-size: 36px;
    color: #1D2129;
    margin-bottom: 15px;
}

.features-box {
    max-width: 1200px;
    margin: 0 auto;
}

.feature-category {
    margin-bottom: 60px;
}

.feature-category-title {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 22px;
    color: #0052D9;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid #0052D9;
}

.feature-category-title .icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(89.46deg, #0052D9 0%, #618DFF 100%);
    color: #fff;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.feature-item {
    background: #FFFFFF;
    border: 1px solid #E5E6EB;
    border-radius: var(--radius-lg);
    padding: 25px;
    transition: all 0.3s;
}

.feature-item:hover {
    border-color: #0052D9;
    box-shadow: 0 5px 20px rgba(0, 82, 217, 0.15);
    transform: translateY(-3px);
}

.feature-item .feature-title {
    font-size: 16px;
    color: #1D2129;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.feature-item .feature-title::before {
    content: '';
    width: 4px;
    height: 16px;
    background: linear-gradient(180deg, #0052D9 0%, #618DFF 100%);
    border-radius: var(--radius-sm);
}

.feature-item .feature-desc {
    font-size: 14px;
    color: #4E5969;
    line-height: 1.7;
}

/* ==================== 技术架构 ==================== */
.tech-section {
    background: linear-gradient(89.46deg, #0052D9 0%, #618DFF 100%);
    padding: 80px 0;
    color: #fff;
}

.tech-section .section-header {
    text-align: center;
    margin-bottom: 50px;
}

.tech-section .section-header h2 {
    font-size: 36px;
    color: #fff;
    margin-bottom: 15px;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.tech-item {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    transition: all 0.3s;
    color: #fff;
}

.tech-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-5px);
}

.tech-item .tech-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.tech-item .tech-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #fff;
}

.tech-item .tech-desc {
    font-size: 14px;
    opacity: 0.9;
    line-height: 1.7;
    color: #fff;
}

/* ==================== AI能力层 ==================== */
.ai-section {
    background: linear-gradient(180deg, #F8F9FB 0%, #F1F3F6 100%) !important;
    padding: 80px 0;
}

.ai-section .section-header {
    text-align: center;
    margin-bottom: 50px;
}

.ai-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.ai-item {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    padding: 35px 25px;
    text-align: center;
    box-shadow: 0 2px 20px rgba(0, 82, 217, 0.1);
    transition: all 0.3s;
    border: 1px solid transparent;
}

.ai-item:hover {
    border-color: #0052D9;
    transform: translateY(-5px);
}

.ai-item .ai-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(89.46deg, #0052D9 0%, #618DFF 100%);
    color: #fff;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 20px;
}

.ai-item .ai-title {
    font-size: 18px;
    color: #1D2129;
    font-weight: 600;
    margin-bottom: 12px;
}

.ai-item .ai-desc {
    font-size: 14px;
    color: #4E5969;
    line-height: 1.7;
}

/* ==================== 行业解决方案 ==================== */
.industry-section {
    background: linear-gradient(180deg, #FFFFFF 0%, #FAFBFC 100%) !important;
    padding: 80px 0;
}

.industry-section .section-header {
    text-align: center;
    margin-bottom: 50px;
}

.industry-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.industry-card {
    background: linear-gradient(135deg, #FFFFFF 0%, #FFFFFF 100%);
    border: 2px solid #0052D9;
    border-radius: var(--radius-lg);
    padding: 35px;
    transition: all 0.3s;
}

.industry-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 82, 217, 0.2);
}

.industry-card .industry-icon {
    font-size: 45px;
    margin-bottom: 15px;
}

.industry-card .industry-title {
    font-size: 20px;
    color: #0052D9;
    font-weight: 600;
    margin-bottom: 12px;
}

.industry-card .industry-target {
    font-size: 14px;
    color: #4E5969;
    margin-bottom: 15px;
}

.industry-card .industry-value {
    font-size: 14px;
    color: #4E5969;
    line-height: 1.8;
}

.industry-card .industry-value strong {
    color: #0052D9;
}

/* ==================== 客户案例 ==================== */
.cases-section {
    background: linear-gradient(180deg, #F4F6F8 0%, #EDEFF2 100%) !important;
    padding: 80px 0;
}

.cases-section .section-header {
    text-align: center;
    margin-bottom: 50px;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.case-card {
    background: #FFFFFF;
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid #E5E6EB;
    transition: all 0.3s ease;
}
.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 82, 217, 0.15);
    border-color: #0052D9;
}

.case-card .case-title {
    font-size: 18px;
    color: #0052D9;
    font-weight: 600;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #E5E6EB;
}

.case-card .case-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 15px;
}

.case-card .stat-item {
    text-align: center;
}

.case-card .stat-value {
    font-size: 24px;
    color: #0052D9;
    font-weight: 700;
}

.case-card .stat-label {
    font-size: 12px;
    color: #4E5969;
    margin-top: 5px;
}

/* ==================== 交付能力 ==================== */
.delivery-section {
    background: linear-gradient(89.46deg, #0052D9 0%, #618DFF 100%);
    padding: 50px 0;
    color: #fff;
}

.delivery-grid {
    display: flex;
    justify-content: center;
    gap: 50px;
    flex-wrap: wrap;
}

.delivery-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.delivery-item .delivery-icon {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.delivery-item .delivery-text {
    font-size: 15px;
    font-weight: 500;
    color: #fff;
}

/* ==================== 为什么选择我们 ==================== */
.why-section {
    background: linear-gradient(180deg, #FFFFFF 0%, #F9FAFB 100%) !important;
    padding: 80px 0;
}

.why-section .section-header {
    text-align: center;
    margin-bottom: 50px;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
}

.why-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: var(--radius-lg);
    background: #FFFFFF;
    border: 1px solid #E5E6EB;
    transition: all 0.3s;
}

.why-item:hover {
    border-color: #0052D9;
    box-shadow: 0 5px 20px rgba(0, 82, 217, 0.15);
    transform: translateY(-5px);
}

.why-item .why-icon {
    font-size: 36px;
    margin-bottom: 15px;
}

.why-item .why-title {
    font-size: 16px;
    color: #1D2129;
    font-weight: 600;
    margin-bottom: 10px;
}

.why-item .why-desc {
    font-size: 13px;
    color: #4E5969;
    line-height: 1.6;
}

/* ==================== 响应式适配 ==================== */
@media (max-width: 1024px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .why-grid {