/* 全局样式 */
:root {
    --primary-color: #007bff;
    --danger-color: #dc3545;
    --success-color: #28a745;
    --text-color: #333;
    --light-bg: #f8f9fa;
}

body {
    font-family: "Microsoft YaHei", sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    padding-top: 40px;
}

/* 首屏区域样式 */
.hero-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 80px 0;
    margin-bottom: 0;
}

.main-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.sub-title {
    font-size: 1.5rem;
    color: #666;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.cta-buttons .btn {
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 图片容器和图片样式 */
.hero-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 123, 255, 0.1), rgba(220, 53, 69, 0.1));
    z-index: 1;
    pointer-events: none;
}

.hero-image {
    width: 100%;
    height: auto;
    display: block;
    transform: scale(1.01);
    transition: transform 0.3s ease;
}

.hero-image-wrapper:hover {
    transform: translateY(-5px);
}

.hero-image-wrapper:hover .hero-image {
    transform: scale(1.05);
}

/* 痛点狙击模块样式优化 */
.pain-points-section {
    padding: 60px 0;
    background: linear-gradient(to bottom, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.pain-points-section .section-title {
    margin-bottom: 0.5rem;
    position: relative;
}

.pain-points-section .section-title:after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--primary-color);
}

.industry-wrapper {
    margin-top: 2.5rem;
}

.industry-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    transition: all 0.4s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    border-bottom: 4px solid transparent;
    position: relative;
    overflow: hidden;
}

.industry-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--primary-color);
    transition: height 0.3s ease;
}

.industry-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border-bottom-color: var(--primary-color);
}

.industry-card:hover:before {
    height: 40%;
}

.industry-card .industry-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.industry-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-weight: 600;
    font-size: 1.4rem;
    position: relative;
    padding-bottom: 12px;
}

.industry-card h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: #ddd;
    transition: width 0.3s ease, background-color 0.3s ease;
}

.industry-card:hover h3:after {
    width: 70px;
    background-color: var(--primary-color);
}

.industry-card p {
    margin-bottom: 1rem;
    color: #666;
    line-height: 1.6;
    font-size: 1rem;
}

.industry-card .solutions {
    margin-top: auto;
    padding-top: 1rem;
}

.industry-card .solution-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.industry-card .solution-icon {
    color: var(--success-color);
    margin-right: 10px;
    font-size: 1rem;
    margin-top: 3px;
}

.industry-card .solution-text {
    font-size: 0.95rem;
    color: #555;
}

.industry-card .learn-more {
    margin-top: 1.5rem;
    text-align: right;
}

.industry-card .learn-more a {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.95rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    transition: all 0.2s ease;
}

.industry-card .learn-more a i {
    margin-left: 5px;
    transition: transform 0.2s ease;
}

.industry-card .learn-more a:hover {
    color: #0056b3;
}

.industry-card .learn-more a:hover i {
    transform: translateX(3px);
}

@media (max-width: 768px) {
    .industry-card {
        margin-bottom: 30px;
    }
}

/* 解决方案对比表样式 */
.solution-comparison {
    padding: 70px 0;
    background: linear-gradient(to bottom, #fff, #f9fbfd);
    position: relative;
}

.solution-comparison::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(0, 123, 255, 0.2), transparent);
}

.solution-comparison .container {
    max-width: 1000px;
}

.solution-comparison .section-title {
    margin-bottom: 2.5rem;
    text-align: center;
    font-weight: 700;
    font-size: 2rem;
    color: #2c3e50;
}

.solution-comparison .table-responsive {
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    overflow: hidden;
}

.table {
    background: white;
    margin-bottom: 0;
}

.table th {
    position: relative;
    background: linear-gradient(135deg, #1e5799 0%, #207cca 100%);
    color: white;
    font-weight: 600;
    padding: 1.5rem 2rem;
    font-size: 1.2rem;
    text-align: center;
    border: none;
    vertical-align: middle;
}

.table th:first-child {
    border-top-left-radius: 12px;
}

.table th:last-child {
    border-top-right-radius: 12px;
}

.table th::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: rgba(255, 255, 255, 0.3);
}

.table td {
    padding: 1.8rem 2rem;
    vertical-align: middle;
    line-height: 1.6;
    font-size: 1rem;
    border: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
}

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

.table tr:last-child td:first-child {
    border-bottom-left-radius: 12px;
}

.table tr:last-child td:last-child {
    border-bottom-right-radius: 12px;
}

.table td:first-child {
    background-color: #fff5f7;
    color: #e74c3c;
    font-weight: 500;
    width: 40%;
}

.table td:first-child::before {
    content: '✕';
    font-weight: 700;
    color: #e74c3c;
    margin-right: 12px;
    font-size: 1.1rem;
}

.table td:last-child {
    background-color: #f8fbff;
    color: #27ae60;
    font-weight: 500;
    width: 60%;
}

.table td:last-child::before {
    content: '✓';
    font-weight: 700;
    color: #27ae60;
    margin-right: 12px;
    font-size: 1.1rem;
}

.table tr:hover td:first-child {
    background-color: #ffeff1;
}

.table tr:hover td:last-child {
    background-color: #f0f7ff;
}

.solution-comparison .comparison-note {
    text-align: center;
    margin-top: 1.5rem;
    color: #7f8c8d;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .solution-comparison {
        padding: 50px 0;
    }
    
    .table th {
        padding: 1.2rem 1rem;
        font-size: 1rem;
    }
    
    .table td {
        padding: 1.2rem 1rem;
        font-size: 0.9rem;
    }
    
    .table td:first-child::before,
    .table td:last-child::before {
        font-size: 0.9rem;
        margin-right: 8px;
    }
}

/* 技术可视化呈现样式 */
.tech-visualization {
    padding: 80px 0;
    background: linear-gradient(to bottom, #f8f9fa, #e9ecef);
    position: relative;
}

.tech-visualization .section-title {
    margin-bottom: 1.5rem;
    font-weight: 700;
    color: #2c3e50;
    position: relative;
}

.tech-visualization .section-subtitle {
    max-width: 800px;
    margin: 0 auto 3rem;
    color: #6c757d;
}

.process-flow {
    display: flex;
    justify-content: space-between;
    margin: 3rem auto;
    position: relative;
    max-width: 1100px;
}

.process-flow::before {
    content: '';
    position: absolute;
    top: 65px;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(to right, #e3f2fd, #bbdefb, #90caf9, #64b5f6, #42a5f5);
    border-radius: 4px;
    z-index: 1;
}

.tech-visualization .container {
    position: relative;
    z-index: 1;
}

.tech-visualization::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23007bff' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.5;
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 2;
    width: 165px;
    transition: all 0.3s ease;
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
    transform: translateY(20px);
}

.process-step:nth-child(1) { animation-delay: 0.1s; }
.process-step:nth-child(2) { animation-delay: 0.3s; }
.process-step:nth-child(3) { animation-delay: 0.5s; }
.process-step:nth-child(4) { animation-delay: 0.7s; }
.process-step:nth-child(5) { animation-delay: 0.9s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.step-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
    position: relative;
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 123, 255, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(0, 123, 255, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 123, 255, 0);
    }
}

.step-arrow {
    position: absolute;
    top: 65px;
    right: -20px;
    color: #90caf9;
    font-size: 24px;
    z-index: 3;
    animation: arrowPulse 1.5s infinite;
}

@keyframes arrowPulse {
    0%, 100% {
        transform: translateX(0);
        opacity: 0.7;
    }
    50% {
        transform: translateX(5px);
        opacity: 1;
    }
}

.process-step-inner {
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    padding: 1.5rem 1rem;
    height: 230px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.process-step-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--primary-color);
    border-radius: 3px 3px 0 0;
}

.process-step-inner::after {
    content: attr(data-step);
    position: absolute;
    top: 10px;
    right: 10px;
    width: 30px;
    height: 30px;
    background: rgba(0, 123, 255, 0.1);
    color: var(--primary-color);
    font-weight: bold;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.process-step:hover .process-step-inner {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.process-step:hover .process-step-inner h3 {
    color: var(--primary-color);
}

.process-step-inner h3 {
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
    transition: color 0.3s ease;
}

.process-step-inner p {
    color: #6c757d;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 0;
}

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

@media (max-width: 992px) {
    .process-flow {
        flex-direction: column;
        align-items: center;
        gap: 3rem;
    }
    
    .process-flow::before {
        display: none;
    }
    
    .process-step {
        width: 100%;
        max-width: 300px;
    }
    
    .process-step-inner {
        height: auto;
        min-height: 220px;
    }
    
    .process-step .step-arrow {
        top: auto;
        right: auto;
        bottom: -35px;
        left: 50%;
        transform: translateX(-50%) rotate(90deg);
    }
}

@media (max-width: 768px) {
    .tech-visualization {
        padding: 60px 0;
    }
    
    .process-step {
        max-width: 250px;
    }
}

/* 信任体系构建样式 */
.trust-section {
    padding: 60px 0;
    background-color: var(--light-bg);
}

.certification-slider {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
    gap: 0.5rem;
    padding: 2rem 0;
    width: 100%;
}

.cert-item {
    flex: 1;
    text-align: center;
    padding: 1.2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    min-width: 180px;
    margin: 0;
}

.cert-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.cert-item img {
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    transition: all 0.3s ease;
}

.cert-item:hover img {
    transform: scale(1.05);
}

.cert-item h3 {
    margin-top: 1.5rem;
    color: var(--text-color);
    font-size: 1.2rem;
    font-weight: 600;
}

/* 转化漏斗设计样式优化 */
.conversion-section {
    padding: 70px 0 100px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.conversion-section::before {
    content: "";
    position: absolute;
    top: -30px;
    left: 0;
    right: 0;
    height: 60px;
    background: #fff;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 0);
}

.quote-form {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-top: 5px solid var(--primary-color);
}

.quote-form h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-weight: 600;
    position: relative;
    padding-bottom: 10px;
}

.quote-form h3:after {
    content: "";
    position: absolute;
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    bottom: 0;
    left: 0;
}

.form-group label {
    font-weight: 500;
    color: #555;
    margin-bottom: 0.75rem;
}

.form-control {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid #dee2e6;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(0, 123, 255, 0.1);
}

.quote-form .btn {
    padding: 12px 30px;
    margin-top: 1rem;
    font-weight: 600;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 123, 255, 0.2);
}

.step-indicator {
    display: flex;
    margin-bottom: 2rem;
    justify-content: space-between;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
}

.step:not(:last-child):after {
    content: "";
    position: absolute;
    top: 15px;
    width: 100%;
    height: 2px;
    background: #dee2e6;
    left: 50%;
}

.step.active:not(:last-child):after {
    background: var(--primary-color);
}

.step-number {
    width: 30px;
    height: 30px;
    background: #dee2e6;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 10px;
    font-weight: bold;
    color: #666;
    position: relative;
    z-index: 2;
}

.step.active .step-number {
    background: var(--primary-color);
    color: white;
}

.step-label {
    font-size: 0.9rem;
    color: #666;
}

.step.active .step-label {
    color: var(--primary-color);
    font-weight: 500;
}

/* 浮动咨询条样式 */
.floating-consult {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #2c3e50;
    border-top: none;
    padding: 1.2rem 0;
    z-index: 1000;
}

.wechat-qr {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    cursor: pointer;
}

.wechat-qr .qr-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem;
    border-radius: 8px;
    transition: background-color 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.wechat-qr:hover .qr-container {
    background-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.wechat-qr img {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.wechat-qr:hover img {
    transform: scale(1.05);
}

.wechat-qr .qr-text {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.wechat-qr .qr-text span {
    font-size: 14px;
    color: white;
    font-weight: 500;
}

.wechat-qr .qr-hint {
    font-size: 12px;
    color: #adb5bd;
    margin-top: 2px;
}

/* 二维码放大预览 */
.wechat-qr.expanded img {
    position: fixed;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 200px;
    z-index: 1051;
    background: white;
    padding: 10px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.phone-number {
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.8rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.phone-number:hover {
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.phone-number span {
    font-size: 1.2rem;
    font-weight: 600;
    color: white;
}

.phone-number small {
    display: block;
    margin-top: 4px;
    color: #adb5bd;
}

.quick-message select {
    width: 100%;
    padding: 0.8rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.quick-message select:hover {
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.quick-message select:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* 确保下拉菜单选项颜色正确 */
.quick-message select option {
    background-color: #2c3e50; /* 与浮动条背景相同 */
    color: white; /* 确保文字清晰可见 */
}

/* 顶部导航条样式 */
.top-bar {
    background-color: var(--primary-color);
    color: white;
    padding: 8px 0;
    font-size: 0.9rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.contact-info {
    display: flex;
    gap: 2rem;
    align-items: center;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-item i {
    font-size: 1rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-end;
}

.social-link {
    color: white;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.1);
    margin-left: 10px;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
}

.social-link i {
    font-size: 1rem;
}

/* 微信二维码弹出样式 */
.social-link.wechat-link {
    position: relative;
}

.social-link.wechat-link::before {
    content: "";
    position: absolute;
    display: none;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 8px;
    border-style: solid;
    border-color: transparent transparent white transparent;
    margin-top: 8px;
    z-index: 1001;
}

.social-link.wechat-link::after {
    content: "";
    position: absolute;
    display: none;
    top: calc(100% + 16px);
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    height: 140px;
    background: white url('../images/qr-code.webp') center/cover no-repeat;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-radius: 5px;
    z-index: 1000;
}

.social-link.wechat-link:hover::before,
.social-link.wechat-link:hover::after {
    display: block;
}

/* 紧急维修二维码样式 */
.emergency-repair-link {
    position: relative;
}

.emergency-qrcode {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    padding: 10px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 150px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    margin-top: 15px;
}

.emergency-qrcode::after {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid white;
}

.emergency-qrcode img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 8px;
}

.emergency-qrcode span {
    font-size: 0.8rem;
    color: var(--text-color);
    font-weight: 500;
}

.emergency-repair-link:hover .emergency-qrcode {
    opacity: 1 !important;
    visibility: visible !important;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 60px 0;
    }

    .hero-bg img {
        border-radius: 0 0 30px 30px;
    }

    .main-title {
        font-size: 2rem;
    }
    
    .sub-title {
        font-size: 1.2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .process-flow {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }
    
    .process-flow::before {
        display: none;
    }
    
    .certification-slider {
        flex-direction: row;
        overflow-x: auto;
        padding: 1rem 0;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    .cert-item {
        flex: 0 0 180px;
        margin: 0 0.5rem;
        padding: 1rem;
    }

    .top-bar {
        font-size: 0.8rem;
        padding: 5px 0;
    }

    .contact-info {
        gap: 1rem;
        justify-content: center;
    }

    .social-links {
        justify-content: center;
        margin-top: 5px;
    }

    .contact-item span {
        display: none;
    }

    .solution-comparison {
        padding: 40px 0;
    }
    
    .table th {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
    
    .table td {
        padding: 1.2rem 1.5rem;
        font-size: 0.95rem;
    }

    .floating-consult {
        padding: 1rem 0;
        background: #e9ecef;
    }

    .wechat-qr img {
        width: 50px;
        height: 50px;
    }

    .wechat-qr .qr-text span {
        font-size: 13px;
    }

    .wechat-qr .qr-hint {
        font-size: 11px;
    }

    .wechat-qr.expanded img {
        width: 180px;
        height: 180px;
        bottom: 80px;
    }

    .social-link.wechat-link::after {
        left: 0;
        transform: none;
        width: 120px;
        height: 120px;
        background-size: 100px 100px;
    }

    .social-link.wechat-link::before {
        left: 20px;
        transform: none;
    }
}

/* 修改电话图标颜色 */
.phone-number i {
    color: white; /* 将图标颜色改为白色 */
    margin-right: 0.5rem;
    font-size: 1.2rem; /* 可以适当增加图标大小 */
}

/* 添加分割线样式 */
.section-divider {
    position: relative;
    height: 2px;
    background: linear-gradient(90deg, rgba(0,123,255,0), rgba(0,123,255,0.5), rgba(0,123,255,0));
    margin: 0;
    padding: 0;
}

.section-divider::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 10px;
    background-color: #f8f9fa;
    border: 2px solid rgba(0,123,255,0.3);
    border-radius: 10px;
}

/* 简洁版分割线 */
.section-divider-simple {
    height: 1px;
    background: linear-gradient(90deg, #fff, #007bff, #fff);
    margin: 30px auto;
    width: 80%;
    max-width: 1000px;
}

/* 或者为表单注释添加外边距 */
.form-note {
    text-align: center;
    margin-top: 1.5rem;
    margin-bottom: 80px; /* 添加足够的底部外边距 */
}

.back-to-top {
    position: fixed;
    bottom: 70px; /* 位于浮动咨询条上方 */
    right: 20px;
    z-index: 999;
}

.back-to-top a {
    display: block;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.back-to-top a:hover {
    transform: translateY(-3px);
    background-color: #0069d9;
}

/* 标题统一样式 */
.section-title {
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    width: 100%;
    display: block;
}

.section-subtitle {
    text-align: center;
    color: #666;
    font-size: 1rem;
    margin-bottom: 2rem;
    width: 100%;
    display: block;
}

/* 特殊标题样式调整 */
.tech-visualization .section-title {
    margin-bottom: 3rem;
}

.trust-section .section-title {
    margin-bottom: 0.5rem;
}

.conversion-section .section-title {
    margin-bottom: 0.5rem;
}

.process-step:hover .step-icon {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.4);
}

/* 添加装饰性分割线样式 */
.section-divider-special {
    position: relative;
    height: 2px;
    background: linear-gradient(90deg, rgba(0,123,255,0.1), rgba(0,123,255,0.5), rgba(0,123,255,0.1));
    margin: 0 auto;
    padding: 0;
    width: 100%;
    max-width: 1200px;
    margin-top: -1px;
    margin-bottom: -1px;
}

.section-divider-special::before {
    content: '⚙️';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 30px;
    background-color: #fff;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0,123,255,0.2);
    font-size: 18px;
}