/* 首页特殊头部样式 */
.index-header {
    width: 78%;
    height: auto;
    background: transparent;
    box-shadow: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    position: absolute;
    top: 0;
    z-index: 1000;
    left: 50%;
    transform: translateX(-50%);
}

.index-header .company-name {
    color: white;
}

.index-header .nav-menu li a {
    color: white;
}

.index-header .nav-menu li a:hover,
.index-header .nav-menu li a.active {
    color: rgba(255, 125, 0, 1);
}

/* 首屏Banner */
.hero-banner {
    width: 100%;
    height: 776px;
    background-image: url('../images/首页-banner.jpg');
    background-size: 100% auto;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.banner-content {
    position: relative;
    z-index: 1;
    width: 78%;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.banner-title {
    font-size: 56px;
    font-weight: 700;
    color: white;
    margin-bottom: 24px;
    font-family: 'SourceHanSans-Bold', sans-serif;
    line-height: 1.2;
}

.banner-subtitle {
    font-size: 24px;
    color: white;
    margin-bottom: 16px;
    font-family: 'SourceHanSans-Regular', sans-serif;
    line-height: 1.2;
}

.banner-description {
    font-size: 20px;
    color: white;
    margin-bottom: 40px;
    font-family: 'SourceHanSans-Medium', sans-serif;
    line-height: 1.2;
}

.banner-buttons {
    display: flex;
    gap: 16px;
}

.btn-primary {
    padding: 12px 32px;
    background: white;
    color: rgba(10, 36, 99, 1);
    border: none;
    border-radius: 8px;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'SourceHanSans-Medium', sans-serif;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.3);
}

.btn-secondary {
    padding: 12px 32px;
    background: rgba(255, 125, 0, 1);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'SourceHanSans-Medium', sans-serif;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-secondary:hover {
    background: rgba(255, 125, 0, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 125, 0, 0.3);
}

/* 企业简介区域 */
.company-intro {
    background: white;
    padding: 64px 48px;
}

.company-intro .container {
    width: 86%;
    margin: 0 auto;
    padding: 0 48px;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    position: relative;
    background: rgba(10, 36, 99, 1);
    border-radius: 12px;
}

.company-info {
    background: #f5f5f5;
    border-radius: 12px;
    padding: 48px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
    transform: translateY(-20px);
    z-index: 1;
}

.company-info h3 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 24px;
    font-family: 'SourceHanSans-SemiBold', sans-serif;
    color: rgba(10, 36, 99, 1);
}

.intro-text {
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 16px;
    color: #333;
}

.intro-text:last-child {
    margin-bottom: 0;
}

.company-features {
    padding: 32px;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: center;
    align-content: center;
    gap: 20px;
    color: white;
    height: 100%;
}

.feature-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-basis: calc(50% - 10px);
    align-items: center;
}

.feature-header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.feature-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

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

.feature-title {
    font-size: 18px;
    font-weight: 600;
}

.feature-description {
    font-size: 16px;
    line-height: 1.5;
    margin-top: 4px;
}

/* 核心能力区域 */
.core-capabilities {
    background: #f8fafc;
    padding: 64px 48px;
}

.core-capabilities .container {
    width: 86%;
    margin: 0 auto;
    padding: 0 48px;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 0 auto;
}

.capability-card {
    background: #ffffff;
    border-radius: 12px;
    padding: 24px;
    transition: all 0.3s;
    border: 1px solid #e2e8f0;
    text-align: left;
}

.capability-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.capability-header {
    display: flex;
    align-items: flex-start;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.capability-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.capability-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.capability-subtitle {
    font-size: 18px;
    color: rgba(10, 36, 99, 1);
    font-weight: 600;
    line-height: 1.6;
    font-family: 'SourceHanSans-SemiBold', sans-serif;
    font-style: italic;
}

.capability-title-line {
    width: 50px;
    height: 3px;
    background: rgba(255, 125, 0, 1);
    margin-bottom: 12px;
}

.capability-title {
    font-size: 20px;
    font-weight: 700;
    color: rgba(10, 36, 99, 1);
    font-family: 'SourceHanSans-Bold', sans-serif;
}

.capability-desc {
    font-size: 14px;
    color: rgba(102, 102, 102, 1);
    line-height: 1.7;
}

/* 核心产品区域 */
.core-products {
    background: white;
    padding: 64px 48px;
}

.core-products .container {
    width: 86%;
    margin: 0 auto;
    padding: 0 48px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin: 0 auto;
}

.product-card {
    border-radius: 12px;
    padding: 24px;
    transition: all 0.3s;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.product-image {
    width: 100%;
    object-fit: cover;
    border-radius: 8px;
}

/* 企业速览区域 */
.company-strength {
    background: url('../images/bg-企业速览.jpg') no-repeat center center;
    background-size: cover;
    padding: 64px 48px;
}

.company-strength .container {
    width: 86%;
    margin: 0 auto;
    padding: 0 48px;
}

.strength-stats {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;

    margin: 0 auto 48px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    border: none;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: rgba(255, 125, 0, 1);
    margin-bottom: 8px;
    font-family: 'SourceHanSans-Bold', sans-serif;
}

.stat-label {
    font-size: 14px;
    color: rgba(51, 51, 51, 1);
    margin-bottom: 8px;
}

.stat-desc {
    font-size: 12px;
    color: rgba(102, 102, 102, 1);
}

.strength-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin: 0 auto;
}

.strength-section {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 12px;
    padding: 32px;
    border: none;
}

.strength-section-title {
    font-size: 18px;
    font-weight: 600;
    color: rgba(10, 36, 99, 1);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.strength-section-title img {
    width: 24px;
    height: 24px;
}

.strength-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.strength-list.two-col .strength-item {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    width: calc(50% - 6px);
    font-size: 13px;
    color: rgba(51, 51, 51, 1);
    line-height: 1.5;
}

.strength-list.one-col .strength-item {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    width: 100%;
    font-size: 13px;
    color: rgba(51, 51, 51, 1);
    line-height: 1.6;
}

.strength-item img {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    margin-top: 2px;
}

/* 底部引导区域 */
.cta-section {
    background: linear-gradient(180deg, rgba(30, 60, 130, 1) 0%, rgba(15, 35, 85, 1) 100%);
    padding: 64px 48px;
    color: white;
}

.cta-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: 32px;
    font-weight: 700;
    color: white;
    margin-bottom: 16px;
    font-family: 'SourceHanSans-Bold', sans-serif;
}

.cta-description {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: 24px;
    justify-content: center;
}

.cta-btn {
    padding: 14px 0;
    width: 280px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'SourceHanSans-Medium', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.cta-btn-primary {
    background: rgba(255, 125, 0, 1);
    color: white;
}

.cta-btn-secondary {
    background: rgba(255, 255, 255, 0.85);
    color: rgba(10, 36, 99, 1);
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* 首页页脚样式 */
.index-footer {
    background: rgba(10, 25, 60, 1);
    padding: 48px 48px 24px;
    color: white;
}

.index-footer .footer-info {
    display: none;
}

.index-footer .footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

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

    .strength-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    /* 首页导航汉堡按钮 - 白色线条 */
    .index-header .mnav-toggle span {
        background: white;
    }
    .index-header {
        width: 100%;
        padding: 12px 20px;
        background: rgba(10, 36, 99, 0.95);
        position: fixed;
        top: 0;
        left: 0;
        transform: none;
    }
    .hero-banner {
        height: 560px;
        background-size: cover;
        padding-top: 60px;
    }
    .banner-content {
        width: 90%;
        padding: 0;
        align-items: center;
        text-align: center;
    }
    .banner-title {
        font-size: 32px;
        margin-bottom: 16px;
    }
    .banner-subtitle {
        font-size: 16px;
        margin-bottom: 12px;
    }
    .banner-description {
        font-size: 14px;
        margin-bottom: 28px;
    }
    .banner-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 320px;
        gap: 12px;
    }
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
        padding: 14px 24px;
        font-size: 16px;
    }
    .company-intro {
        padding: 32px 16px;
    }
    .company-intro .container {
        width: 100%;
        padding: 0 16px;
    }
    .intro-content {
        grid-template-columns: 1fr;
    }
    .company-info {
        padding: 24px;
        transform: translateY(0);
    }
    .company-info h3 {
        font-size: 22px;
    }
    .intro-text {
        font-size: 15px;
    }
    .company-features {
        padding: 20px;
        gap: 16px;
    }
    .feature-item {
        flex-basis: calc(50% - 8px);
    }
    .feature-description {
        font-size: 13px;
    }
    .core-capabilities {
        padding: 32px 16px;
    }
    .core-capabilities .container {
        width: 100%;
        padding: 0 16px;
    }
    .capabilities-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .capability-card {
        padding: 20px;
    }
    .capability-icon {
        width: 60px;
        height: 60px;
    }
    .capability-subtitle {
        font-size: 16px;
    }
    .capability-title {
        font-size: 18px;
    }
    .core-products {
        padding: 32px 16px;
    }
    .core-products .container {
        width: 100%;
        padding: 0 16px;
    }
    .products-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .product-card {
        padding: 16px;
    }
    .company-strength {
        padding: 32px 16px;
    }
    .company-strength .container {
        width: 100%;
        padding: 0 16px;
    }
    .strength-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
        margin-bottom: 24px;
    }
    .stat-card {
        padding: 20px 12px;
    }
    .stat-number {
        font-size: 32px;
    }
    .stat-label {
        font-size: 12px;
    }
    .strength-content {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .strength-section {
        padding: 20px;
    }
    .strength-list.two-col .strength-item {
        width: 100%;
        font-size: 12px;
    }
    .strength-list.one-col .strength-item {
        font-size: 12px;
    }
    .cta-section {
        padding: 32px 16px;
    }
    .cta-title {
        font-size: 24px;
    }
    .cta-description {
        font-size: 14px;
    }
    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }
    .cta-btn {
        width: 100%;
        max-width: 320px;
        padding: 14px 0;
    }
    .index-footer {
        padding: 32px 24px 20px;
    }
}

@media (max-width: 480px) {
    .hero-banner {
        height: 480px;
    }
    .banner-title {
        font-size: 26px;
    }
    .banner-subtitle {
        font-size: 14px;
    }
    .banner-description {
        font-size: 13px;
    }
    .company-info {
        padding: 20px;
    }
    .company-info h3 {
        font-size: 20px;
    }
    .intro-text {
        font-size: 14px;
    }
    .company-features {
        padding: 16px;
    }
    .feature-item {
        flex-basis: 100%;
    }
    .capability-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    .capability-icon {
        width: 50px;
        height: 50px;
    }
    .strength-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    .stat-number {
        font-size: 28px;
    }
    .cta-title {
        font-size: 20px;
    }
}