/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 主色调 - 简洁大气 */
    --primary-color: #1d4ed8;        /* 深蓝 - 专业可信 */
    --primary-dark: #1e40af;         /* 深蓝色 - 稳重 */
    --primary-light: #3b82f6;        /* 亮蓝 - 活力 */
    
    /* 辅助色 - 活力创新 */
    --accent-color: #0ea5e9;         /* 天蓝 - 科技感 */
    --accent-gradient: linear-gradient(135deg, #0ea5e9 0%, #1d4ed8 100%);
    --vibrant-color: #f59e0b;        /* 橙色 - 活力点缀 */
    
    /* 中性色 */
    --secondary-color: #64748b;
    --text-color: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    
    /* 功能色 */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* 阴影 */
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #1d4ed8 0%, #0ea5e9 100%);
    --gradient-hero: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #0ea5e9 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--bg-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
}

/* 导航栏 */
.navbar {
    background: var(--bg-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: var(--text-color);
    font-weight: 500;
    font-size: 18px;  /* 放大 50% */
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.lang-switch {
    display: flex;
    gap: 15px;
}

.lang-switch a {
    color: var(--text-light);
    font-weight: 500;
}

.lang-switch a:hover {
    color: var(--primary-color);
}

/* 按钮 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
    font-size: 16px;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

.btn-block {
    width: 100%;
}

/* Hero 区域 - 简洁大气 + 活力创新 */
.hero {
    background: var(--gradient-hero);
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite;
    color: white;
    padding: 120px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero .subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 30px;
}

.hero .btn-primary {
    background: white;
    color: var(--primary-color);
}

.hero .btn-primary:hover {
    background: var(--bg-light);
}

.hero .btn-secondary {
    border-color: white;
    color: white;
}

.hero .btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

.trust-badge {
    font-size: 14px;
    opacity: 0.8;
}

/* 痛点模块 */
.pain-points {
    padding: 80px 0;
    background: var(--bg-light);
}

.pain-points h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.pain-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.pain-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.pain-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.pain-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 解决方案 */
.solutions {
    padding: 80px 0;
}

.solutions h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.solution-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.solution-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.solution-card p {
    color: var(--text-light);
}

/* ROI 计算器 */
.roi-calculator {
    padding: 80px 0;
    background: linear-gradient(135deg, #1e40af 0%, #1d4ed8 100%);
    color: white;
}

.roi-calculator h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.calculator {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: 16px;
    color: var(--text-color);
}

.calc-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.roi-result {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 2px solid var(--border-color);
}

.roi-result h3 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}


.result-value {
    font-size: 32px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 10px;
}


.result-note {
    text-align: center;
    font-size: 12px;
    color: var(--text-light);
    margin: 20px 0;
}

/* 客户案例 */
.cases {
    padding: 80px 0;
    background: var(--bg-light);
}

.cases h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.case-grid {
    display: grid;
    grid-template-columns: 1fr;  /* 单列布局，一个案例一大行 */
    gap: 40px;
    margin-bottom: 40px;
}

.case-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.case-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.case-scale {
    color: var(--text-light);
    margin-bottom: 15px;
}

.case-result {
    color: var(--success-color);
    font-weight: 600;
    margin-bottom: 10px;
}

/* 价值主张 */
.value-props {
    padding: 80px 0;
}

.value-props h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.value-item {
    text-align: center;
    padding: 30px;
}

.value-num {
    font-size: 48px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.value-desc {
    color: var(--text-light);
    font-size: 16px;
}

/* CTA */
.cta {
    padding: 80px 0;
    background: var(--primary-color);
    color: white;
    text-align: center;
}

.cta h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.cta p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.cta .btn-primary {
    background: white;
    color: var(--primary-color);
}

.cta .btn-secondary {
    border-color: white;
    color: white;
}

/* 页脚 */
.footer {
    background: var(--text-color);
    color: white;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer h4 {
    font-size: 18px;
    margin-bottom: 20px;
}

.footer p {
    color: #94a3b8;
    line-height: 1.8;
}

.footer ul {
    list-style: none;
}

.footer ul li {
    margin-bottom: 10px;
}

.footer ul a {
    color: #94a3b8;
}

.footer ul a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #334155;
    color: #94a3b8;
}

/* 页面头部 */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 40px;
    margin-bottom: 10px;
}

.page-header p {
    font-size: 18px;
    opacity: 0.9;
}

/* 解决方案详情 */
.solution-detail {
    padding: 80px 0;
}

.solution-section {
    margin-bottom: 60px;
    padding: 40px;
    background: var(--bg-light);
    border-radius: 12px;
}

.section-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.solution-section h2 {
    font-size: 32px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.solution-section h3 {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 20px;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 10px 0;
    color: var(--text-color);
}

/* 工作流程 */
.workflow {
    padding: 80px 0;
    background: var(--bg-light);
}

.workflow h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.workflow-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
}

.step {
    text-align: center;
    padding: 30px 20px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.step-num {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: bold;
    margin: 0 auto 20px;
}

.step h4 {
    font-size: 16px;
    margin-bottom: 10px;
}

.step p {
    font-size: 14px;
    color: var(--text-light);
}

/* 产品页面 */
.products-section {
    padding: 80px 0;
}

.products-section h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 50px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.product-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.product-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.product-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.product-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.product-desc {
    color: var(--text-light);
    margin-bottom: 20px;
}

.product-features {
    list-style: none;
}

.product-features li {
    padding: 5px 0;
    font-size: 14px;
    color: var(--text-color);
}

/* 架构 */
.architecture {
    padding: 80px 0;
    background: var(--bg-light);
}

.architecture h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.arch-layers {
    max-width: 800px;
    margin: 0 auto;
}

.arch-layer {
    background: white;
    padding: 30px;
    margin-bottom: 20px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.arch-layer h4 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.arch-layer p {
    color: var(--text-light);
}

/* 案例详情 */
.cases-section {
    padding: 80px 0;
}

.case-detail {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 60px;
    overflow: hidden;
}

.case-header {
    background: var(--primary-color);
    color: white;
    padding: 30px;
}

.case-header h2 {
    font-size: 24px;
    margin-bottom: 15px;
}

.case-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.tag {
    background: rgba(255,255,255,0.2);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
}

}

.case-info h3, .case-results h3, .case-testimonial h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.case-info ul {
    list-style: none;
    margin-bottom: 40px;
}

.case-info li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.result-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.result-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
}

.result-num {
    font-size: 48px;
    font-weight: bold;
    color: var(--success-color);
    margin-bottom: 10px;
}

.result-desc {
    color: var(--text-light);
    margin-bottom: 5px;
}

.result-detail {
    font-size: 14px;
    color: var(--text-light);
}

.case-testimonial blockquote {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
    font-style: italic;
    color: var(--text-light);
    line-height: 1.8;
}

/* 客户评价 */
.testimonials {
    padding: 80px 0;
    background: var(--bg-light);
}

.testimonials h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.testimonial-role {
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.testimonial-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* 关于我们 */
.about-section {
    padding: 80px 0;
}

.about-intro {
    max-width: 900px;
    margin: 0 auto 60px;
}

.about-intro h2 {
    font-size: 32px;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.about-intro p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--text-light);
}

.mission-vision {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.mv-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    padding: 40px;
    border-radius: 12px;
    text-align: center;
}

.mv-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.mv-card p {
    font-size: 18px;
    opacity: 0.9;
}

.company-locations {
    margin-bottom: 60px;
}

.company-locations h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 40px;
}

.location-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.location-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
}

.location-card h4 {
    font-size: 20px;
    margin-bottom: 15px;
}

.location-card p {
    color: var(--text-light);
}

.stats {
    background: var(--bg-light);
    padding: 60px 0;
    border-radius: 12px;
}

.stats h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 40px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
}

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

.stat-num {
    font-size: 48px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-desc {
    color: var(--text-light);
}

/* 联系我们 */
.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 60px;
}

.contact-card {
    text-align: center;
}

.contact-avatar {
    font-size: 64px;
    margin-bottom: 15px;
}

.contact-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.contact-phone {
    font-size: 18px;
    margin-bottom: 20px;
}

.contact-phone a {
    color: var(--primary-color);
    font-weight: 600;
}

.wechat-section {
    margin-top: 20px;
}

.wechat-tip {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 10px;
}

.wechat-qr {
    width: 160px !important;
    height: 160px !important;
    margin: 15px auto !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.wechat-qr img {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    border-radius: 8px !important;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1) !important;
}

.wechat-id {
    font-size: 14px;
    color: var(--text-light);
    margin-top: 10px;
}

.contact-info h2, .contact-form-wrapper h2 {
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-icon {
    font-size: 32px;
}

.contact-item h4 {
    font-size: 18px;
    margin-bottom: 10px;
}

.contact-item p {
    color: var(--text-light);
}

.contact-item a {
    color: var(--primary-color);
}

.contact-form-wrapper {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 12px;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-success {
    text-align: center;
    padding: 40px;
}

.form-success h3 {
    color: var(--success-color);
    font-size: 24px;
    margin-bottom: 15px;
}

.form-success p {
    color: var(--text-light);
}

/* 在线咨询表单 - 宽度减半并居中 */
.online-contact {
    padding: 80px 0;
    background: var(--bg-light);
}

.contact-form-container {
    display: flex;
    justify-content: center;
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.form-left {
    flex: 1;
    max-width: 500px;
}

.form-right {
    flex: 1;
    max-width: 300px;
}

.contact-info-box {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    position: sticky;
    top: 100px;
}

.contact-info-box h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.info-list {
    list-style: none;
}

.info-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
    color: var(--text-light);
}

.info-list li:last-child {
    border-bottom: none;
}

.map-section {
    padding: 60px 0;
    background: var(--bg-light);
}

.map-section h2 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 30px;
}

.map-placeholder {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 60px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
}

.map-placeholder p {
    font-size: 18px;
    margin-bottom: 10px;
}

.map-note {
    color: var(--text-light);
    font-size: 14px;
}

/* 公司地址地图 - 全宽显示 */
.company-location {
    padding: 60px 0;
    background: var(--bg-light);
}

.location-map-full {
    width: 100%;
    max-width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}

.location-map-full iframe {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* 5 维度概览 */
.five-dimensions {
    padding: 60px 0;
    background: var(--bg-light);
}

.dimension-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
}

.dimension-card {
    background: white;
    padding: 40px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.3s;
}

.dimension-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.dim-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.dimension-card h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.dimension-card p {
    color: var(--text-light);
    font-size: 14px;
}

/* 解决方案详情优化 */
.solution-section {
    margin-bottom: 80px;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.section-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    padding: 40px;
    text-align: center;
}

.section-header .section-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.section-header h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.section-header h3 {
    font-size: 20px;
    opacity: 0.9;
    font-weight: normal;
}

.solution-content {
    padding: 50px;
}

.content-text {
    max-width: 800px;
    margin: 0 auto 40px;
    text-align: center;
}

.content-text p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-light);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.feature-item {
    padding: 25px;
    background: var(--bg-light);
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.feature-icon {
    width: 30px;
    height: 30px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-bottom: 15px;
}

.feature-item h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.feature-item p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

.value-box {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    border: 2px solid var(--accent-color);
}

.value-box h4 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.value-box p {
    font-size: 16px;
    color: var(--text-light);
}

.value-box strong {
    color: var(--primary-color);
    font-size: 18px;
}

/* 工作流程 */
.workflow-steps {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 40px 0;
}

.workflow-step {
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    min-width: 140px;
    flex: 1;
}

.step-num {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin: 0 auto 10px;
}

.workflow-step h4 {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text-color);
}

.workflow-step p {
    font-size: 12px;
    color: var(--text-light);
}

.workflow-arrow {
    font-size: 24px;
    color: var(--primary-color);
    font-weight: bold;
}

/* 产品展示优化 */
.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 50px;
}

.product-showcase {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.product-showcase-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.product-showcase-item.reverse {
    direction: rtl;
}

.product-showcase-item.reverse > * {
    direction: ltr;
}

.product-image {
    position: relative;
}

.product-video,
.software-video {
    width: 100%;
    height: auto;
    border-radius: 16px;
    background: #000;
    display: block;
    cursor: pointer;
    transition: box-shadow 0.3s ease;
}

.product-video:hover,
.software-video:hover {
    box-shadow: 0 8px 25px -5px rgba(0, 0, 0, 0.3);
}

.product-video {
    min-height: 350px;
    object-fit: cover;
}

.software-video {
    min-height: 200px;
    object-fit: cover;
    border-radius: 12px;
}

.image-placeholder {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    border-radius: 16px;
    padding: 60px 40px;
    text-align: center;
    border: 2px dashed var(--border-color);
}

.image-placeholder video {
    border-radius: 16px;
}

.image-placeholder span {
    font-size: 80px;
    display: block;
    margin-bottom: 20px;
}

.image-placeholder p {
    font-size: 20px;
    color: var(--text-color);
    margin-bottom: 5px;
}

.image-placeholder small {
    color: var(--text-light);
    font-size: 14px;
}

.image-placeholder.small {
    padding: 30px 20px;
}

.image-placeholder.small span {
    font-size: 50px;
}

.product-info h3 {
    font-size: 28px;
    margin-bottom: 10px;
}

.product-tag {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 15px;
}

.product-desc {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 25px;
    line-height: 1.6;
}

.product-specs {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.product-specs li {
    padding: 12px;
    background: var(--bg-light);
    border-radius: 8px;
    font-size: 14px;
}

.product-specs li span {
    font-weight: 600;
    color: var(--primary-color);
    margin-right: 10px;
}

/* 软件产品网格 */
.software-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.software-card {
    background: white;
    padding: 35px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.software-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.software-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.software-card h3 {
    font-size: 22px;
    margin-bottom: 10px;
}

.software-desc {
    color: var(--text-light);
    margin-bottom: 20px;
}

.software-features {
    list-style: none;
    margin-bottom: 25px;
}

.software-features li {
    padding: 8px 0;
    color: var(--text-color);
    font-size: 14px;
}

.software-image {
    margin-top: 20px;
}

/* 架构图优化 */
.arch-diagram {
    max-width: 800px;
    margin: 0 auto;
}

.arch-layer {
    background: white;
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.arch-layer.top {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
}

.arch-layer.mid {
    border-left: 4px solid var(--primary-color);
}

.arch-layer.bot {
    border-left: 4px solid var(--accent-color);
}

.arch-layer h4 {
    font-size: 20px;
    margin-bottom: 10px;
}

.arch-layer p {
    color: var(--text-light);
    font-size: 14px;
}

.arch-layer.top p {
    color: rgba(255,255,255,0.9);
}

.arch-arrow {
    text-align: center;
    font-size: 30px;
    color: var(--primary-color);
    margin: -10px 0 10px;
}

/* 案例页面优化 */
.cases-stats {
    padding: 60px 0;
    background: var(--bg-light);
}

.case-detail {
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 60px;
    overflow: hidden;
}

.case-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    padding: 30px 40px;
}

.case-location {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 10px;
}

.case-header h2 {
    font-size: 26px;
    margin-bottom: 15px;
}

.case-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.case-tags .tag {
    background: rgba(255,255,255,0.2);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 14px;
}


/* 面临的挑战和解决方案并排显示 */
.case-content {
    display: flex !important;
    flex-wrap: nowrap !important;
    justify-content: center !important;
    align-items: flex-start !important;
    gap: 0 !important;
    padding: 20px 40px !important;
}

.case-challenges {
    flex: 0 0 30% !important;
    max-width: 30% !important;
    padding: 20px !important;
    box-sizing: border-box !important;
}

/* 箭头容器 */
.case-arrow-container {
    flex: 0 0 40% !important;
    max-width: 40% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 20px !important;
    box-sizing: border-box !important;
}

.case-arrow-container::before {
    content: "" !important;
    display: block !important;
    width: 100% !important;
    max-width: 300px !important;
    height: 150px !important;
    background-image: url("../images/arrow-blue-new.png?v=20260316-5") !important;
    background-repeat: no-repeat !important;
    background-position: center !important;
    background-size: contain !important;
}

.case-solution {
    flex: 0 0 30% !important;
    max-width: 30% !important;
    padding: 20px !important;
    box-sizing: border-box !important;
}

/* 实施效果独占一行 */
.case-results {
    width: 100% !important;
    max-width: 100% !important;
    margin-top: 30px !important;
    padding-top: 20px !important;
    border-top: 1px solid var(--border-color) !important;
    clear: both !important;
}

.case-left {
    background: var(--bg-light);
    padding: 40px;
}

.case-image {
    height: 100%;
    min-height: 300px;
}

.case-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    background: #000;
    cursor: pointer;
    transition: box-shadow 0.3s ease;
}

.case-video:hover {
    box-shadow: 0 8px 25px -5px rgba(0, 0, 0, 0.3);
}

.case-right {
    padding: 40px;
}

.case-info h3, .case-results h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.case-info ul {
    list-style: none;
    margin-bottom: 30px;
}

.case-info li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 15px;
}

.case-info li strong {
    color: var(--text-color);
}

.result-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.result-card {
    background: var(--bg-light);
    padding: 25px;
    border-radius: 12px;
    text-align: center;
}

.result-card.highlight {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid var(--primary-color);
}

.result-card .result-num {
    font-size: 40px;
    font-weight: bold;
    color: var(--success-color);
    margin-bottom: 8px;
}

.result-card .result-desc {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 5px;
}

.result-card .result-detail {
    font-size: 12px;
    color: var(--text-light);
}

.case-quote blockquote {
    background: var(--bg-light);
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
    font-style: italic;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

.quote-author {
    text-align: right;
    font-weight: 600;
    color: var(--text-color);
}

/* 客户评价优化 */
.testimonial-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.testimonial-avatar {
    font-size: 48px;
    margin-bottom: 15px;
}

.testimonial-role {
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 16px;
}

.testimonial-card p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 15px;
}

/* CTA 优化 */
.solution-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    text-align: center;
}

.solution-cta h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.solution-cta p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar .container {
        flex-wrap: wrap;
    }

    .nav-links {
        order: 3;
        width: 100%;
        justify-content: center;
        gap: 15px;
        padding-top: 15px;
        flex-wrap: wrap;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .pain-points h2,
    .solutions h2,
    .cases h2,
    .value-props h2 {
        font-size: 28px;
    }

    .calc-inputs {
        grid-template-columns: 1fr;
    }

    /* 响应式优化 */
    .dimension-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .section-header {
        padding: 30px 20px;
    }

    .section-header h2 {
        font-size: 28px;
    }

    .solution-content {
        padding: 30px 20px;
    }

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

    .workflow-steps {
        flex-direction: column;
    }

    .workflow-arrow {
        transform: rotate(90deg);
    }

    .product-showcase-item,
    .product-showcase-item.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
    }

    .product-specs {
        grid-template-columns: 1fr;
    }

        grid-template-columns: 1fr;
    }

    .case-left {
        padding: 30px;
    }

    .case-right {
        padding: 30px;
    }

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

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

    .arch-layer p {
        font-size: 12px;
    }
}

/* ========== 解决方案页面横向布局样式 ========== */

/* 痛点网格布局 */
.pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.pain-card {
    background: linear-gradient(135deg, #fef2f2 0%, #fff5f5 100%);
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #ef4444;
    transition: transform 0.3s, box-shadow 0.3s;
}

.pain-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pain-icon {
    font-size: 32px;
    margin-bottom: 15px;
}

.pain-card h4 {
    font-size: 16px;
    color: var(--text-color);
    margin-bottom: 10px;
    font-weight: 600;
}

.pain-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.5;
}

/* 模块横向布局 */
.module-grid-horizontal {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

/* 实施效果横向网格（参考核心功能模块）⭐ 占满全宽，高度减半 */

/* 覆盖容器宽度限制 */
.container {
    max-width: 100% !important;
}

.case-card-large {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
}
    width: 100% !important;
    max-width: 100% !important;
    padding: 20px 40px !important;
}

.case-right {
    width: 100% !important;
    max-width: 100% !important;
    padding: 20px !important;
}

.case-results {
    width: 100% !important;
    max-width: 100% !important;
    display: block !important;
    margin: 15px 0 !important;
}

/* 覆盖旧的.result-cards 样式 */
.result-cards {
    display: none !important;
}

.results-grid {
    display: grid !important;
    grid-template-columns: repeat(5, 1fr) !important;
    gap: 15px !important;
    margin: 15px 0 !important;
    padding: 15px !important;
    background: var(--bg-light) !important;
    border-radius: 8px !important;
    width: calc(100% + 40px) !important;
    max-width: none !important;
    margin-left: -20px !important;
    box-sizing: border-box !important;
}

.result-item {
    text-align: center !important;
    padding: 15px 10px !important;
    background: white !important;
    border-radius: 6px !important;
    box-shadow: var(--shadow) !important;
    transition: transform 0.3s !important;
    min-width: 0 !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

.result-number {
    font-size: 28px !important;
    font-weight: bold !important;
    color: var(--primary-color) !important;
    margin-bottom: 5px !important;
    line-height: 1.2 !important;
}

.result-label {
    font-size: 13px !important;
    color: var(--text-light) !important;
    line-height: 1.4 !important;
}

.result-item {
    text-align: center !important;
    padding: 12px 8px !important;
    background: white !important;
    border-radius: 6px !important;
    box-shadow: var(--shadow) !important;
    transition: transform 0.3s !important;
    min-width: 0 !important;
    width: 100% !important;
    box-sizing: border-box !important;
}

.result-number {
    font-size: 28px !important;
    font-weight: bold !important;
    color: var(--primary-color) !important;
    margin-bottom: 5px !important;
    line-height: 1.2 !important;
}

.result-label {
    font-size: 13px !important;
    color: var(--text-light) !important;
    line-height: 1.4 !important;
}

    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.result-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}



.module-card-h {
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--border-color);
}

.module-card-h:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.module-icon-h {
    font-size: 40px;
    margin-bottom: 15px;
}

.module-card-h h4 {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 600;
}

.module-card-h p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.4;
}

/* 解决方案区块样式 */
.solution-section {
    margin: 50px 0;
}

.solution-section-title {
    font-size: 28px;
    color: var(--text-color);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--primary-color);
    display: inline-block;
}

/* 产品中心横向布局优化 */
.product-grid-horizontal {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.product-card-h {
    background: white;
    padding: 35px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 2px solid transparent;
}

.product-card-h:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.product-card-h h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
    font-weight: 700;
}

.product-card-h .product-desc {
    font-size: 15px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.6;
}

.product-card-h .product-features {
    list-style: none;
    padding: 0;
    margin-bottom: 25px;
}

.product-card-h .product-features li {
    padding: 8px 0;
    color: var(--text-color);
    font-size: 14px;
    border-bottom: 1px dashed var(--border-color);
}

.product-card-h .product-features li:last-child {
    border-bottom: none;
}

.product-card-h .product-link {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 15px;
    transition: transform 0.3s;
}

.product-card-h .product-link:hover {
    transform: translateX(5px);
}

/* 解决方案顶部导航横向布局 */
.sol-nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.sol-nav-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 2px solid transparent;
}

.sol-nav-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.sol-nav-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.sol-nav-card h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 600;
}

.sol-nav-card p {
    font-size: 14px;
    color: var(--text-light);
}

/* 首页优势横向布局 */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.advantage-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.advantage-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.advantage-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* 关于我们页面横向布局 */
.culture-grid, .tech-grid, .business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.culture-card, .tech-card, .business-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.culture-card:hover, .tech-card:hover, .business-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.culture-icon, .tech-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.culture-card h3, .tech-card h3, .business-card h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.business-stats {
    list-style: none;
    padding: 0;
    text-align: left;
    margin-top: 15px;
}

.business-stats li {
    padding: 8px 0;
    border-bottom: 1px dashed var(--border-color);
    font-size: 14px;
    color: var(--text-light);
}

.business-stats li:last-child {
    border-bottom: none;
}
}

/* Version: 2026-03-16-17-25 - Flexbox Layout */