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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* 全局变量 */
:root {
    --primary-color: #CEB788;
    --secondary-color: #E7211A;
    --accent-color: #B8861F;
    --text-dark: #333333;
    --text-gray: #666666;
    --text-light: #999999;
    --bg-light: #f8f9fa;
    --bg-section: #fafbfc;
    --white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-light: 0 1px 2px rgba(0,0,0,0.1);
    --shadow-medium: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-large: 0 4px 8px rgba(0,0,0,0.1);
    --border-radius: 2px;
    --transition: all 0.2s ease;
}



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

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 50px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    text-align: center;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 14px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
}

.btn-primary:hover {
    background-color: var(--accent-color);
    box-shadow: none;
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--white);
    font-weight: 500;
}

.btn-secondary:hover {
    background-color: #C11F19;
    color: var(--white);
    box-shadow: none;
}

.btn-outline {
    background-color: transparent;
    color: #FFFFFF;
    border: 2px solid #FFFFFF;
}

.btn-outline:hover {
    background-color: #FFFFFF;
    color: var(--text-dark);
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-full {
    width: 100%;
}

/* 头部和导�?*/
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: transparent;
    border-bottom: none;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid rgba(206, 183, 136, 0.2);
}

.navbar {
    padding: 10px 0;
    transition: padding 0.3s ease;
}

.header.scrolled .navbar {
    padding: 10px 0;
}

.nav-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: transform 0.3s ease;
    position: relative;
    height: 170px;
    width: 340px;
}

.nav-logo:hover {
    transform: scale(1.05);
}

.logo-img {
    height: 150px;
    width: 300px;
    transition: var(--transition);
    position: absolute;
    top: 0;
    left: 0;
}

.logo-light {
    opacity: 1;
    z-index: 2;
}

.logo-dark {
    opacity: 0;
    z-index: 1;
}

.header.scrolled .logo-light {
    opacity: 0;
}

.header.scrolled .logo-dark {
    opacity: 1;
}

.logo-text {
    font-size: 12px;
    font-weight: 500;
    color: #FFFFFF;
    letter-spacing: 0.5px;
    text-align: center;
    line-height: 1.2;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    transition: var(--transition);
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(calc(-50% - 18px));
}

.header.scrolled .logo-text {
    color: var(--primary-color);
    text-shadow: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 20px;
    margin: 0;
    padding: 0;
}

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: #FFFFFF;
    font-weight: 500;
    font-size: 18px;
    padding: 15px 25px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: inline-block;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.header.scrolled .nav-link {
    color: var(--text-dark);
    text-shadow: none;
}

.nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(206, 183, 136, 0.1);
}

.nav-link.active {
    color: var(--primary-color);
    background-color: transparent;
    border: 2px solid var(--primary-color);
}

.nav-link.active:hover {
    color: white;
    background-color: var(--primary-color);
}

.nav-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

.nav-actions .btn-secondary {
    padding: 15px 28px;
    font-size: 16px;
    font-weight: 500;
    border: 2px solid #FFFFFF;
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav-actions .btn-secondary:hover {
    color: var(--text-dark);
    background-color: #FFFFFF;
    border-color: #FFFFFF;
}

.header.scrolled .nav-actions .btn-secondary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.header.scrolled .nav-actions .btn-secondary:hover {
    color: white;
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.nav-actions .btn-primary {
    padding: 15px 28px;
    font-size: 16px;
    font-weight: 500;
    background-color: var(--primary-color);
    border: none;
    border-radius: var(--border-radius);
    color: white;
    transition: var(--transition);
}

.nav-actions .btn-primary:hover {
    background-color: var(--accent-color);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.hamburger:hover {
    background: rgba(206, 183, 136, 0.1);
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 3px 0;
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 防止背景滚动 */
body.menu-open {
    overflow: hidden;
}

/* 导航栏滚动隐藏效�?*/
.header {
    transform: translateY(0);
}

/* 活跃导航链接的额外效�?*/
.nav-link:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 导航按钮的焦点状�?*/
.nav-actions .btn-primary:focus,
.nav-actions .btn-secondary:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 汉堡菜单的焦点状�?*/
.hamburger:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 导航栏动画增�?*/
@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header {
    animation: slideDown 0.3s ease-out;
}

/* 移动端菜单增强动�?*/
@media (max-width: 768px) {
    .nav-menu.active {
        animation: slideInDown 0.3s ease-out;
    }
    
    @keyframes slideInDown {
        from {
            transform: translateY(-20px);
            opacity: 0;
        }
        to {
            transform: translateY(0);
            opacity: 1;
        }
    }
    
    .nav-link {
        position: relative;
        overflow: hidden;
    }
    
    .nav-link::after {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
        transition: left 0.5s ease;
    }
    
    .nav-link:hover::after {
        left: 100%;
    }
}

/* 主要内容区域 */
main {
    margin-top: 0;
}

/* 非首页需要给内容区域添加上边�?*/
body:not(.home-page) main {
    margin-top: 180px;
}

/* 移动端调整上边距 */
@media (max-width: 768px) {
    body:not(.home-page) main {
        margin-top: 180px;
    }
}

@media (max-width: 480px) {
    body:not(.home-page) main {
        margin-top: 180px;
    }
}

/* Hero Section */
.hero {
    padding: 0;
    position: relative;
    text-align: left;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: stretch;
    z-index: 1;
}

/* 手机端hero样式覆盖 */
@media (max-width: 768px) {
    .hero {
        align-items: center;
        justify-content: center;
        padding-top: 0;
    }
}

/* 视频背景 */
.hero-video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-video-background video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 2;
}

.hero-container {
    position: relative;
    z-index: 10;
    width: 100%;
    height: 100vh;
    padding: 60px 0;
}

/* 手机端hero-container样式覆盖 */
@media (max-width: 768px) {
    .hero-container {
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        align-items: center;
        padding: 20px 15px 120px;
        height: 100vh;
        box-sizing: border-box;
    }
}

/* 顶部：Logo和图�?*/
.hero-top-left {
    position: absolute;
    top: 60px;
    left: 40px;
    display: flex;
    align-items: center;
}

/* 手机端隐藏hero-top-left */
@media (max-width: 768px) {
    .hero-top-left {
        display: none;
    }
}

.hero-logo {
    display: flex;
    align-items: center;
    gap: 20px;
}

.hero-icon {
    height: 120px;
    width: auto;
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.5));
    margin-bottom: 30px;
    display: block;
}

.hero-brand {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.brand-main {
    font-size: 28px;
    font-weight: 700;
    color: #FFFFFF;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.brand-sub {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
}

/* 中下部：主要内容 */
.hero-content {
    position: absolute;
    bottom:50px;
    left: 155px;
    max-width: 900px;
}

/* 手机端hero-content样式覆盖 */
@media (max-width: 768px) {
    .hero-content {
        position: static;
        text-align: center;
        max-width: 100%;
        width: 100%;
        margin: 0;
        padding: 0 10px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        flex: 1;
    }
    
    .hero-title {
        text-align: center;
        font-size: 40px;
        line-height: 1.1;
        margin-bottom: 25px;
        font-weight: 400;
        width: 100%;
    }

    .hero-tagline {
        font-size: 18px;
        margin-bottom: 30px;
        line-height: 1.4;
        letter-spacing: 6px;
        text-align: left;
        width: 100%;
    }

    .hero-subtitle {
        font-size: 14px;
        margin-bottom: 25px;
        line-height: 1.7;
        text-align: center;
        padding: 0;
        width: 100%;
        max-width: 100%;
        word-wrap: break-word;
    }
    
    .hero-date {
        font-size: 12px;
        line-height: 1.6;
        text-align: center;
        padding: 0;
        margin-bottom: 0;
        width: 100%;
        max-width: 100%;
        opacity: 0.9;
        word-wrap: break-word;
    }
}

.hero-title {
    font-size: 64px;
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 40px;
    color: #FFFFFF;
    letter-spacing: -1px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    text-align: left;
    width: 100%;
}

.hero-title .separator {
    color: #E7211A;
    font-weight: 300;
    margin: 0 40px;
    text-shadow: none;
    font-style: italic;
}

.hero-tagline {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 8px;
    margin-bottom: 32px;
    font-weight: 300;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
}

.highlight-text {
    color: #00FF88;
    background: linear-gradient(135deg, #00FF88, #00CC70);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 13px;
    color: #FFFFFF;
    line-height: 1.2;
    margin-bottom: 8px;
    max-width: 800px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
    text-align: justify;
    word-break: keep-all;
}

.hero-date {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.2;
    margin-bottom: 0;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
    text-align: justify;
    word-break: keep-all;
    max-width: 800px;
}

/* 右下角：行动按钮 */
.hero-actions {
    position: absolute;
    bottom: 60px;
    right: 60px;
    display: flex;
    flex-direction: column;
    gap: 200px;
    align-items: flex-end;
}

/* 手机端hero-actions样式覆盖 */
@media (max-width: 768px) {
    .hero-actions {
        position: static;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-top: 50px;
        width: 100%;
        gap: 0;
        flex-shrink: 0;
    }
}

/* 区块标题 */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 5px;
    background-color: var(--secondary-color);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* 探讨 - 服务人群 */
.explore {
    padding: 100px 0;
    background-color: var(--bg-section);
    position: relative;
    z-index: 10;
}

.talent-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.talent-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.talent-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.talent-icon:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.talent-icon img {
    width: 50px;
    height: 50px;
}

.talent-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    text-align: center;
}

.talent-desc {
    color: var(--text-gray);
    line-height: 1.6;
    text-align: center;
}

/* 产品方案优势 */
.advantages {
    padding: 100px 0;
    background-color: var(--white);
    position: relative;
    z-index: 10;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.advantage-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.advantage-card:hover {
    box-shadow: var(--shadow-medium);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.advantage-icon:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.advantage-icon img {
    width: 50px;
    height: 50px;
}

.advantage-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.advantage-desc {
    color: var(--text-gray);
    line-height: 1.6;
}

/* 服务流程 */
.service-process {
    padding: 100px 0;
    background-color: var(--white);
    position: relative;
    z-index: 10;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    margin-top: 60px;
}

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

.step-number {
    width: 80px;
    height: 80px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 700;
    margin: 0 auto 32px;
    position: relative;
    z-index: 2;
}

.step-content {
    max-width: 300px;
    margin: 0 auto;
}

.step-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.step-desc {
    color: var(--text-gray);
    line-height: 1.6;
}

/* 连接箭头 */
.process-step:not(:last-child)::after {
    content: '→';
    position: absolute;
    top: 35px;
    right: -30px;
    width: 60px;
    height: 40px;
    color: var(--primary-color);
    font-size: 24px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    animation: arrow-pulse 2s infinite;
}

@keyframes arrow-pulse {
    0%, 100% { 
        opacity: 0.6; 
        transform: scale(1);
    }
    50% { 
        opacity: 1; 
        transform: scale(1.1);
    }
}

/* 产品保障体系 */
.guarantees {
    padding: 100px 0;
    background-color: var(--bg-section);
    position: relative;
    z-index: 10;
}

.guarantees-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.guarantee-card {
    background-color: var(--white);
    padding: 35px 25px;
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.guarantee-card:hover {
    box-shadow: var(--shadow-medium);
}

.guarantee-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 24px;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.guarantee-icon:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.guarantee-icon img {
    width: 40px;
    height: 40px;
}

.guarantee-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.guarantee-desc {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.guarantee-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.feature-tag {
    background-color: var(--bg-light);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: var(--border-radius);
    font-size: 12px;
    font-weight: 500;
}

/* 核心功能预览 */
.features-preview {
    padding: 100px 0;
    background-color: var(--white);
    position: relative;
    z-index: 10;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.feature-card {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    overflow: hidden;
    transition: var(--transition);
}

.feature-card:hover {
    box-shadow: var(--shadow-medium);
}

.feature-image {
    height: 200px;
    overflow: hidden;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.feature-card:hover .feature-image img {
    opacity: 0.9;
}

.feature-content {
    padding: 30px;
}

.feature-title {
    font-size: 20px !important;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
    position: relative;
}

.feature-desc {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.feature-list li {
    background-color: var(--bg-light);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: var(--border-radius);
    font-size: 12px;
    font-weight: 500;
}

.features-cta {
    text-align: center;
}

/* 应用场景 */
.scenarios {
    padding: 100px 0;
    background-color: var(--bg-section);
    position: relative;
    z-index: 10;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.scenario-card {
    background-color: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.scenario-card:hover {
    box-shadow: var(--shadow-medium);
}

.scenario-image {
    height: 200px;
    overflow: hidden;
}

.scenario-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.scenario-card:hover .scenario-image img {
    opacity: 0.9;
}

.scenario-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 24px 30px 12px;
}

.scenario-desc {
    color: var(--text-gray);
    margin: 0 30px 30px;
    line-height: 1.6;
}

/* CTA Section */
.cta {
    padding: 100px 0;
    background-color: var(--primary-color);
    background-image: url('../2/yingxiaoshuzhihua_bg@1x.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--white);
    position: relative;
    z-index: 10;
}

.cta-content {
    text-align: center;
}

.cta-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-subtitle {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

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

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

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

.cta .btn-outline {
    border-color: var(--white);
    color: var(--white);
}

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

/* 页脚 */
.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 80px 0 20px;
    position: relative;
    z-index: 10;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 2px;
    background-color: var(--secondary-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    margin-bottom: 50px;
}

.footer-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 25px;
    color: var(--white);
    position: relative;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-links li {
    margin-bottom: 0;
}

.footer-links a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
    display: block;
    padding: 8px 12px;
    border-radius: 4px;
    white-space: nowrap;
}

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

.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact li {
    margin-bottom: 0;
    color: #ccc;
    display: flex;
    align-items: center;
    font-size: 14px;
    padding: 6px 0;
    transition: var(--transition);
}

.footer-contact li:hover {
    color: var(--white);
}

.footer-contact li::before {
    content: '●';
    color: var(--primary-color);
    margin-right: 8px;
    font-size: 8px;
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid #555;
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-copyright {
    color: #999;
    font-size: 14px;
}

.footer-social {
    display: flex;
    gap: 20px;
    align-items: center;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
    font-size: 16px;
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--white);
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--white);
    margin: 5% auto;
    padding: 40px;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-gray);
    transition: var(--transition);
}

.close:hover {
    color: var(--text-dark);
}

.modal-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 30px;
    color: var(--text-dark);
}

.demo-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 14px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(43, 92, 230, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* 响应式设�?*/
@media (max-width: 1024px) {
    .advantages-grid,
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 桌面端保�?列布局 */
@media (min-width: 1025px) {
    .talent-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
    
    .process-steps {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 50px;
    }
    
    .process-step:not(:last-child)::after {
        content: '→' !important;
        position: absolute !important;
        top: 35px !important;
        right: -30px !important;
        width: 60px !important;
        height: 40px !important;
        color: var(--primary-color) !important;
        font-size: 24px !important;
        font-weight: bold !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        z-index: 1 !important;
        animation: arrow-pulse 2s infinite !important;
        margin: 0 !important;
    }
}

@media (max-width: 1024px) {
    .nav-container {
        padding: 0 20px;
    }
    
    .nav-menu {
        gap: 24px;
    }
    
    .nav-actions {
        gap: 15px;
    }
    
    .nav-actions .btn-secondary,
    .nav-actions .btn-primary {
        padding: 10px 20px;
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 15px;
        flex-wrap: nowrap;
        gap: 10px;
    }
    
    /* 强制隐藏所有在线咨询按钮 */
    .nav-actions .btn-secondary,
    body .nav-actions .btn-secondary,
    body:not(.home-page) .nav-actions .btn-secondary {
        display: none !important;
    }
    
    .navbar {
        padding: 20px 0;
    }
    
    .header.scrolled .navbar {
        padding: 15px 0;
    }
    
    .logo-img {
        height: 80px;
        width: 160px;
    }
    
    .logo-text {
        font-size: 9px;
        letter-spacing: 0.3px;
    }
    
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        border-top: 1px solid rgba(43, 92, 230, 0.1);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        flex-direction: column;
        gap: 0;
        padding: 20px 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        padding: 18px 30px;
        border-radius: 0;
        font-size: 18px;
        border-bottom: 1px solid rgba(43, 92, 230, 0.05);
    }
    
    .nav-link:hover {
        background: rgba(43, 92, 230, 0.08);
        transform: none;
        box-shadow: none;
    }
    
    .nav-link.active {
        background: rgba(43, 92, 230, 0.1);
        color: var(--primary-color);
        box-shadow: none;
    }
    
    .nav-actions {
        gap: 8px;
        margin-left: auto;
    }
    
    .nav-actions .btn-secondary {
        display: none !important; /* 在768px以下隐藏在线咨询按钮 */
    }
    
    .nav-actions .btn-primary {
        padding: 6px 10px;
        font-size: 11px;
        white-space: nowrap;
        min-width: auto;
    }

    .hamburger {
        display: flex;
        margin-left: 10px;
    }

    .hamburger .bar {
        background-color: #FFFFFF;
    }

    .hero-icon {
        height: 60px;
    }

    .brand-main {
        font-size: 24px;
    }

    .brand-sub {
        font-size: 12px;
    }
}
    
    .talent-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .process-step:not(:last-child)::after {
        content: '↓';
        position: static;
        display: block;
        width: auto;
        height: auto;
        margin: 20px auto;
        font-size: 20px;
        animation: arrow-pulse-vertical 2s infinite;
    }

    @keyframes arrow-pulse-vertical {
        0%, 100% { 
            opacity: 0.6; 
            transform: translateY(0);
        }
        50% { 
            opacity: 1; 
            transform: translateY(5px);
        }
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .advantages-grid,
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .guarantees-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .scenarios-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .cta-title {
        font-size: 28px;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-bottom {
        text-align: center;
        flex-direction: column;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 12px;
    }
    
    .footer-links a {
        padding: 8px 0;
        text-align: left;
    }
    
    .modal-content {
        margin: 10% auto;
        padding: 30px 20px;
    }


@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-actions {
        gap: 6px;
    }
    
    .nav-actions .btn-secondary,
    .nav-actions .btn-primary {
        padding: 8px 12px;
        font-size: 12px;
    }
    
    .nav-actions .btn-secondary {
        display: none !important; /* 在很小的屏幕上隐藏在线咨询按钮 */
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .hero {
        padding: 20px 0;
        min-height: 100vh;
        display: flex;
        align-items: center;
    }
    
    .hero-container {
        padding: 20px 10px 100px;
        gap: 10px;
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        align-items: center;
        width: 100%;
        height: 100vh;
        box-sizing: border-box;
    }

    .hero-icon {
        height: 50px;
    }

    .brand-main {
        font-size: 20px;
    }

    .brand-sub {
        font-size: 11px;
    }

    .hero-content {
        padding: 0 5px;
    }

    .hero-title {
        font-size: 34px;
        line-height: 1.1;
        margin-bottom: 20px;
        font-weight: 400;
        width: 100%;
    }

    .hero-tagline {
        font-size: 16px;
        margin-bottom: 25px;
        line-height: 1.3;
        letter-spacing: 4px;
        text-align: left;
        width: 100%;
    }

    .hero-subtitle {
        font-size: 13px;
        margin-bottom: 18px;
        line-height: 1.6;
        padding: 0;
        width: 100%;
        max-width: 100%;
        word-wrap: break-word;
    }
    
    .hero-date {
        font-size: 11px;
        line-height: 1.5;
        padding: 0;
        margin-bottom: 0;
        width: 100%;
        max-width: 100%;
        opacity: 0.9;
        word-wrap: break-word;
    }

    .hero-actions {
        margin-top: 40px;
    }
    
    .nav-logo {
        height: 120px;
        width: 240px;
    }
    
    .logo-img {
        height: 100px;
        width: 200px;
    }
    
    .talent-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .talent-card {
        padding: 30px 20px;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .step-number {
        width: 60px;
        height: 60px;
        font-size: 24px;
        margin-bottom: 20px;
    }
    
    .step-title {
        font-size: 18px;
    }
    
    .step-desc {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .advantages,
    .guarantees,
    .features-preview,
    .scenarios,
    .cta {
        padding: 60px 0;
    }
    
    .advantages-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .guarantees-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
    
    .advantage-card {
        padding: 30px 20px;
    }
    
    .guarantee-card {
        padding: 25px 15px;
    }
    
    .guarantee-title {
        font-size: 16px;
    }
    
    .guarantee-desc {
        font-size: 14px;
        line-height: 1.5;
    }
    
    .guarantee-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 16px;
    }
    
    .feature-tag {
        font-size: 11px;
        padding: 3px 8px;
    }
    
    .feature-content {
        padding: 20px;
    }
}

/* 超小屏幕优化 (320px-414px) */
@media (max-width: 414px) {
    .nav-container {
        padding: 0 8px;
    }
    
    .nav-actions {
        gap: 4px;
    }
    
    .nav-actions .btn-primary {
        padding: 4px 8px;
        font-size: 10px;
    }
    
    .hamburger {
        margin-left: 6px;
    }
    
    .logo-img {
        height: 60px;
        width: 120px;
    }
    
    .logo-text {
        font-size: 7px;
    }
}

/* iPhone SE 及更小屏幕优化 */
@media (max-width: 375px) {
    .nav-container {
        padding: 0 5px;
    }
    
    .nav-actions .btn-primary {
        padding: 4px 6px;
        font-size: 9px;
    }
    
    .logo-img {
        height: 50px;
        width: 100px;
    }
    
    .logo-text {
        font-size: 6px;
    }

    .hero-container {
        padding: 20px 8px 80px;
    }

    .hero-content {
        padding: 0 3px;
    }

    .hero-title {
        font-size: 30px;
        margin-bottom: 18px;
    }

    .hero-tagline {
        font-size: 14px;
        margin-bottom: 20px;
        letter-spacing: 3px;
        text-align: left;
    }

    .hero-subtitle {
        font-size: 12px;
        margin-bottom: 15px;
        line-height: 1.5;
    }
    
    .hero-date {
        font-size: 10px;
        line-height: 1.4;
    }

    .hero-actions {
        margin-top: 35px;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* 滚动指示�?*/
.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    transform-origin: left;
    transform: scaleX(0);
    z-index: 1001;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 页面头部样式 */
.page-header {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: var(--white);
    text-align: center;
}

/* 产品页面头部背景 */
body.product-page .page-header {
    background: url('../images/page-headers/page-header-product.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* 功能特色页面头部背景 */
body.features-page .page-header {
    background: url('../images/page-headers/page-header-features.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* 关于我们页面头部背景 */
body.about-page .page-header {
    background: url('../images/page-headers/page-header-about.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* 联系我们页面头部背景 */
body.contact-page .page-header {
    background: url('../images/page-headers/page-header-contact.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.page-title {
    font-size: 48px;
    font-weight: 700;
    color: #990000;
    margin-bottom: 20px;
    position: relative;
}

.page-subtitle {
    font-size: 18px;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 40px;
    color: #990000;
    ;
}

.feature-overview {
    margin-top: 50px;
}

.overview-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.overview-stat {
    text-align: center;
    padding: 25px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.overview-stat:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.overview-stat .stat-number {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.overview-stat .stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

/* 功能详细介绍 */
.detailed-features {
    padding: 100px 0;
    background-color: var(--white);
}

.feature-detail {
    margin-bottom: 120px;
}

.feature-detail:last-child {
    margin-bottom: 0;
}

.feature-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-detail.reverse .feature-content {
    direction: rtl;
}

.feature-detail.reverse .feature-info,
.feature-detail.reverse .feature-visual {
    direction: ltr;
}

.feature-info h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
}

.feature-subtitle {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 24px;
    font-weight: 500;
}

.feature-description {
    margin-bottom: 40px;
}

.feature-description p {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.8;
}

.feature-highlights h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
}

/* .feature-highlights h3::after 红线已移�?*/

.highlights-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.highlights-list li {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.highlights-list strong {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
}

.highlights-list span {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
}

.feature-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
    margin-bottom: 30px;
}

.feature-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    background: var(--bg-light);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.stat-card .stat-number {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-card .stat-label {
    font-size: 14px;
    color: var(--text-gray);
}

/* 技术优�?*/
.tech-advantages {
    padding: 100px 0;
    background-color: var(--bg-section);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.tech-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: var(--transition);
}

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

.tech-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-icon img {
    width: 80px;
    height: 80px;
}

.tech-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.tech-desc {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
}

/* 对比优势 */
.comparison {
    padding: 100px 0;
    background-color: var(--white);
}

.comparison-table {
    margin-top: 60px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.table-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    background: var(--primary-color);
    color: var(--white);
}

.table-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    border-bottom: 1px solid var(--border-color);
}

.table-row:last-child {
    border-bottom: none;
}

.table-cell {
    padding: 20px;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.table-header .table-cell {
    font-weight: 600;
}

.table-cell.highlight {
    background: var(--bg-light);
    color: var(--primary-color);
    font-weight: 500;
}

/* 解决方案概述 */
.solution-overview {
    padding: 100px 0;
    background-color: var(--white);
}

.solution-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 60px;
}

.solution-text h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
}

.solution-text p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 24px;
}

.solution-list {
    list-style: none;
    padding: 0;
}

.solution-list li {
    padding: 12px 0;
    color: var(--text-gray);
    border-bottom: 1px solid var(--border-color);
}

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

.solution-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
}

/* 产品逻辑 */
.product-logic {
    padding: 100px 0;
    background-color: var(--bg-section);
}

/* 流程�?*/
.process-flow {
    margin: 60px 0;
}

.flow-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    text-align: center;
    position: relative;
}

.flow-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 15px;
    overflow-x: auto;
    padding: 20px 0;
}

.flow-step {
    background-color: var(--white);
    border-radius: 12px;
    padding: 25px 15px;
    text-align: center;
    box-shadow: var(--shadow-light);
    min-width: 140px;
    flex-shrink: 0;
    transition: var(--transition);
}

.flow-step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.step-number {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin: 0 auto 16px;
}

.step-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.step-content p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.4;
}

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

/* 五流合一 */
.five-flows {
    margin-top: 80px;
}

.flows-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    text-align: center;
    position: relative;
}

.flows-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.flow-card {
    background-color: var(--white);
    padding: 25px 15px;
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 260px;
}

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

.flow-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 16px;
    background-color: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.flow-icon img {
    width: 50px;
    height: 50px;
}

.flow-card .flow-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    position: relative;
}

/* .flow-card .flow-title 红线已移�?*/

.flow-desc {
    color: var(--text-gray);
    margin-bottom: auto;
    line-height: 1.6;
    flex-grow: 1;
}

.flow-features {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.flow-features li {
    background-color: var(--bg-light);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

/* 技术架�?*/
.tech-architecture {
    padding: 100px 0;
    background-color: var(--white);
}

.architecture-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 60px;
}

.arch-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
}

.architecture-features {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.arch-feature h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.arch-feature p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* 产品场景 */
.product-scenarios {
    padding: 100px 0;
    background-color: var(--bg-section);
}

.scenarios-tabs {
    margin-top: 60px;
}

.tab-nav {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 40px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.tab-btn {
    background-color: var(--white);
    border: none;
    padding: 15px 30px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-gray);
    transition: var(--transition);
    border-right: 1px solid var(--border-color);
}

.tab-btn:last-child {
    border-right: none;
}

.tab-btn.active,
.tab-btn:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.tab-content {
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    overflow: hidden;
}

.tab-panel {
    display: none;
    padding: 40px;
}

.tab-panel.active {
    display: block;
}

.scenario-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.scenario-details h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
}

/* .scenario-details h3 红线已移�?*/

.scenario-details p {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 24px;
}

.scenario-features {
    list-style: none;
    margin-bottom: 30px;
}

.scenario-features li {
    padding: 8px 0;
    color: var(--text-gray);
    position: relative;
    padding-left: 20px;
}

.scenario-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.scenario-stats {
    display: flex;
    gap: 40px;
}

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

.stat-number {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-gray);
}

/* 产品页面响应式适配 */
@media (max-width: 768px) {
    .solution-content,
    .architecture-content,
    .scenario-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .flow-diagram {
        gap: 10px;
        padding: 15px 0;
    }
    
    .flow-step {
        min-width: 120px;
        padding: 20px 10px;
    }
    
    .step-content h4 {
        font-size: 14px;
    }
    
    .step-content p {
        font-size: 12px;
    }
    
    .step-number {
        width: 35px;
        height: 35px;
        font-size: 14px;
    }
    
    .flow-arrow {
        font-size: 18px;
        flex-shrink: 0;
    }
    
    .flows-grid {
        grid-template-columns: 1fr;
    }
    
    .tab-nav {
        flex-direction: column;
    }
    
    .tab-btn {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .tab-btn:last-child {
        border-bottom: none;
    }
    
    .scenario-stats {
        justify-content: center;
        gap: 60px;
    }
}

/* ===== 关于我们页面样式 ===== */
.company-intro {
    padding: 6rem 0;
    background: white;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.intro-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
}

.intro-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-gray);
    margin-bottom: 1.5rem;
}

.company-stats {
    margin-top: 3rem;
}

.stat-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-section);
    border-radius: 12px;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-gray);
}

.intro-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
}

/* 发展历程 */
.company-timeline {
    padding: 6rem 0;
    background: var(--bg-section);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--primary-color);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 4rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-year {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    z-index: 10;
}

.timeline-content {
    width: 45%;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-light);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: auto;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: auto;
}

.timeline-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
    position: relative;
}

/* .timeline-title 红线已移�?*/

.timeline-desc {
    color: var(--text-gray);
    line-height: 1.6;
}

/* 企业文化 */
.company-culture {
    padding: 6rem 0;
    background: white;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 4rem;
}

.culture-card {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--bg-section);
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.culture-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    background-color: var(--bg-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.culture-icon img {
    width: 80px;
    height: 80px;
}

.culture-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    text-align: center;
    position: relative;
}

/* .culture-title 红线已移�?*/

.culture-desc {
    color: var(--text-gray);
    line-height: 1.6;
}

/* 团队介绍 */
.team-section {
    padding: 6rem 0;
    background: var(--bg-section);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-top: 4rem;
}

.team-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: transform 0.3s ease;
}

.team-card:hover {
    transform: translateY(-5px);
}

.team-photo {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
}

.team-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
    text-align: center;
    position: relative;
}

/* .team-name 红线已移�?*/

.team-position {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 1rem;
}

.team-desc {
    color: var(--text-gray);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* 资质荣誉 */
.certificates {
    padding: 6rem 0;
    background: white;
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.certificate-card {
    background: var(--bg-section);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 350px;
}

.certificate-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.certificate-image {
    width: 200px;
    height: 200px;
    margin: 0 auto 1.5rem;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.certificate-image:hover {
    transform: scale(1.15);
}

.cert-img {
    max-width: 180px;
    max-height: 180px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.cert-img:hover {
    transform: scale(1.25);
}

.certificate-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
    text-align: center;
    position: relative;
}

/* .certificate-title 红线已移�?*/

.certificate-desc {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* 企业优势 */
.company-advantages {
    padding: 6rem 0;
    background: var(--bg-section);
}

.advantages-list {
    margin-top: 4rem;
}

.advantage-item {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-light);
}

.advantage-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.3;
    line-height: 1;
}

.advantage-content {
    flex: 1;
}

.advantage-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    position: relative;
}

/* .advantage-title 红线已移�?*/

.advantage-desc {
    color: var(--text-gray);
    line-height: 1.6;
}

/* ===== 联系我们页面样式 ===== */
.contact-info {
    padding: 6rem 0;
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.contact-card {
    background: var(--bg-section);
    padding: 3rem 2rem;
    border-radius: 16px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.contact-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 2rem;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    text-align: center;
    position: relative;
}

/* .contact-title 红线已移�?*/

.contact-details {
    color: var(--text-gray);
    line-height: 1.8;
}

/* 在线咨询表单 */
.contact-form {
    padding: 6rem 0;
    background: var(--bg-section);
}

.form-section {
    max-width: 1200px;
    margin: 0 auto;
}

.form-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.form-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
}

.form-subtitle {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
}

.form-features {
    margin-top: 3rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.feature-icon {
    width: 24px;
    height: 24px;
    background: var(--secondary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 600;
}

.feature-text {
    color: var(--text-gray);
}

.form-container {
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-medium);
}

.contact-form-inner {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.contact-form-inner .form-group {
    display: flex;
    flex-direction: column;
}

.contact-form-inner .form-group label {
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.contact-form-inner .form-group input,
.contact-form-inner .form-group select,
.contact-form-inner .form-group textarea {
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

.contact-form-inner .form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-group {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-gray);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.privacy-link {
    color: var(--primary-color);
    text-decoration: none;
}

.privacy-link:hover {
    text-decoration: underline;
}

/* 快速联�?*/
.quick-contact {
    padding: 6rem 0;
    background: var(--primary-color);
    color: white;
}

.quick-contact .section-title,
.quick-contact .section-subtitle {
    color: white;
}

.quick-contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.quick-contact-item {
    text-align: center;
    padding: 3rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease;
}

.quick-contact-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.quick-contact-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.quick-contact-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    position: relative;
}

/* .quick-contact-title 红线已移�?*/

.quick-contact-desc {
    margin-bottom: 1.5rem;
    opacity: 0.9;
    font-size: 0.95rem;
}

.quick-contact-btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.quick-contact-btn:hover {
    background: var(--secondary-color);
    color: white;
    transform: translateY(-2px);
}

/* 办公地址 */
.office-location {
    padding: 6rem 0;
    background: white;
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-top: 4rem;
}

.location-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
}

/* .location-title 红线已移�?*/

.location-item {
    margin-bottom: 1rem;
    line-height: 1.6;
    color: var(--text-gray);
}

.location-item strong {
    color: var(--text-dark);
    margin-right: 0.5rem;
}

.visit-notice {
    margin-top: 3rem;
    padding: 2rem;
    background: var(--bg-section);
    border-radius: 12px;
}

.notice-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 20px;
    position: relative;
}

/* .notice-title 红线已移�?*/

.notice-list {
    list-style: none;
    padding: 0;
}

.notice-list li {
    margin-bottom: 0.5rem;
    color: var(--text-gray);
    position: relative;
    padding-left: 1.5rem;
}

.notice-list li::before {
    content: '•';
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* 高德地图容器 */
.amap-container {
    width: 100%;
    height: 400px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--border-color);
}

.map-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    background: var(--bg-light);
    color: var(--text-gray);
    font-size: 16px;
}

/* 地图操作按钮 */
.map-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.map-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    transition: var(--transition);
    background: white;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.map-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(206, 183, 136, 0.3);
}

/* FAQ Section */
.faq-section {
    padding: 6rem 0;
    background: var(--bg-section);
}

.faq-list {
    margin-top: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.faq-item {
    background: white;
    border-radius: 12px;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-light);
    overflow: hidden;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background: var(--bg-section);
}

.faq-question h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
    position: relative;
}

/* .faq-question h3 红线已移�?*/

.faq-toggle {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 2rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 2rem 2rem;
}

.faq-answer p {
    color: var(--text-gray);
    line-height: 1.6;
    margin: 0;
}

/* 响应式设�?- 关于我们和联系我们页�?*/
@media (max-width: 768px) {
    .intro-content,
    .form-content,
    .location-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .culture-grid,
    .team-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: row;
        padding-left: 40px;
    }
    
    .timeline-year {
        left: 20px;
        transform: translateX(-50%);
    }
    
    .timeline-content {
        width: 100%;
        margin: 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .quick-contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .overview-stats {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .table-header,
    .table-row {
        grid-template-columns: 1fr;
    }
    
    .table-cell {
        padding: 12px;
        border-bottom: 1px solid var(--border-color);
    }
    
    .table-header .table-cell {
        background: var(--primary-color);
        color: var(--white);
    }
}

@media (max-width: 480px) {
    .certificates-grid,
    .quick-contact-grid {
        grid-template-columns: 1fr;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .intro-title,
    .form-title {
        font-size: 2rem;
    }
    
    .flow-step {
        min-width: 100px;
        padding: 15px 8px;
    }
    
    .step-content h4 {
        font-size: 13px;
        margin-bottom: 6px;
    }
    
    .step-content p {
        font-size: 11px;
        line-height: 1.3;
    }
    
    .step-number {
        width: 30px;
        height: 30px;
        font-size: 12px;
        margin-bottom: 12px;
    }
    
    .flow-arrow {
        font-size: 16px;
    }
    
    .flow-diagram {
        gap: 8px;
        padding: 10px 0;
    }
    
    .scenarios-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
    
    .scenario-card {
        padding: 15px;
    }
    
    .scenario-title {
        font-size: 16px;
        margin: 15px 0 8px;
    }
    
    .scenario-desc {
        font-size: 13px;
        margin: 0 0 15px;
        line-height: 1.4;
    }
    
    .scenario-image {
        height: 120px;
    }
    
    .overview-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .overview-stat .stat-number {
        font-size: 28px;
    }
    
    .feature-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .feature-detail.reverse .feature-content {
        direction: ltr;
    }
    
    .feature-info h2 {
        font-size: 28px;
    }
    
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .comparison-table {
        font-size: 14px;
    }
    
    .table-cell {
        padding: 15px 10px;
        font-size: 14px;
    }
}

/* 非首页导航栏样式 */
body:not(.home-page) .header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
    border-bottom: 1px solid rgba(206, 183, 136, 0.2);
}

body:not(.home-page) .navbar {
    padding: 10px 0;
}

body:not(.home-page) .nav-link {
    color: var(--text-dark);
    text-shadow: none;
}

body:not(.home-page) .logo-text {
    color: var(--primary-color);
    text-shadow: none;
}

body:not(.home-page) .logo-light {
    opacity: 0;
}

body:not(.home-page) .logo-dark {
    opacity: 1;
}

body:not(.home-page) .nav-actions .btn-secondary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

/* 在手机端隐藏非首页的在线咨询按钮 */
@media (max-width: 768px) {
    body:not(.home-page) .nav-actions .btn-secondary {
        display: none !important;
    }
}

body:not(.home-page) .nav-actions .btn-secondary:hover {
    color: white;
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* 非首页选中状态的导航链接样式 */
body:not(.home-page) .nav-link.active {
    color: var(--primary-color);
    background-color: transparent;
    border: 2px solid var(--primary-color);
}

body:not(.home-page) .nav-link.active:hover {
    color: white;
    background-color: var(--primary-color);
}

/* 全局标题样式 */
h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
    position: relative;
}

/* 全局 h3 红线已移�?*/