* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: transparent;
    z-index: 1000;
    padding: 15px 0;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 8px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo img {
    height: 90px;
    transition: all 0.3s;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.navbar.scrolled .logo img {
    height: 70px;
    filter: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-menu a {
    text-decoration: none;
    color: #ffffff;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.navbar.scrolled .nav-menu a {
    color: #333;
    text-shadow: none;
}

.nav-menu a:hover {
    color: #e69138;
    transform: translateY(-2px);
}

.navbar.scrolled .nav-menu a:hover {
    color: #e69138;
}

/* 首屏大图 */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)),
                url('http://image-video-resource.oss-cn-hangzhou.aliyuncs.com/groot/groot-data-bank/qgfyzj/img/4046716ec4f842805e4053267d687efb.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.hero-content h1 {
    font-size: 48px;
    margin-bottom: 10px;
    font-weight: 700;
    text-shadow: 0 3px 20px rgba(0,0,0,0.4);
    position: relative;
    z-index: 2;
    letter-spacing: 8px;
    line-height: 1.4;
}

.hero-text-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 20px;
}

.hero-curve {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 450px;
    height: 450px;
    /* 只保留上下边框，左右透明，形成不完全闭合的圆弧 */
    border-top: 2px solid rgba(255, 255, 255, 0.8);
    border-bottom: 2px solid rgba(255, 255, 255, 0.8);
    border-left: 2px solid transparent;
    border-right: 2px solid transparent;
    border-radius: 50%;
    z-index: 1;
    pointer-events: none;
    animation: ellipseRotate 15s linear infinite;
}

@keyframes ellipseRotate {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

.hero-content p {
    font-size: 20px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes breathe {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in-up {
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
}

.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

.delay-1 {
    animation-delay: 0.3s;
}

.delay-2 {
    animation-delay: 0.6s;
}

/* 滚动触发动画 */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-animate.animated {
    opacity: 1;
    transform: translateY(0);
}

/* 为图片添加特殊动画 */
img.scroll-animate {
    transform: scale(0.95);
}

img.scroll-animate.animated {
    transform: scale(1);
}

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

section {
    padding: 140px 0; /* 显著增加模块间距 */
}

.hero {
    padding: 0;
    margin-top: 0;
}

.subpage-header {
    margin-top: 0;
    background: #fff;
    padding: 150px 0 100px;
    text-align: center;
    background-size: cover;
    background-position: center;
    position: relative;
}

.subpage-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.7);
    z-index: 1;
}

.subpage-header .header-content {
    position: relative;
    z-index: 2;
}

.subpage-header .header-content h1 {
    font-size: 42px;
    color: #2c5f2d;
    margin-bottom: 10px;
}

.subpage-header .header-content p {
    font-size: 24px;
    color: #999;
}

/* 各子页面头部背景 */
.about-header {
    background-image: url('http://image-video-resource.oss-cn-hangzhou.aliyuncs.com/groot/groot-data-bank/qgfyzj/img/4046716ec4f842805e4053267d687efb.jpg');
}

.tech-header {
    background-image: url('http://image-video-resource.oss-cn-hangzhou.aliyuncs.com/groot/groot-data-bank/qgfyzj/img/4046716ec4f842805e4053267d687efb.jpg');
}

.service-header {
    background-image: url('http://image-video-resource.oss-cn-hangzhou.aliyuncs.com/groot/groot-data-bank/qgfyzj/img/4046716ec4f842805e4053267d687efb.jpg');
}

.contact-header {
    background-image: url('http://image-video-resource.oss-cn-hangzhou.aliyuncs.com/groot/groot-data-bank/qgfyzj/img/4046716ec4f842805e4053267d687efb.jpg');
}

.about-content {
    display: flex;
    gap: 50px;
    align-items: center;
}

.about-image {
    flex: 1;
}

.placeholder-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
}

.about-text {
    flex: 1;
}

.about-text h2 {
    font-size: 42px;
    color: #2c5f2d;
    margin-bottom: 15px;
    font-weight: bold;
}

.about-text h3 {
    font-size: 20px;
    color: #999;
    margin-bottom: 35px;
    letter-spacing: 2px;
}

.about-text p {
    margin-bottom: 20px;
    line-height: 2;
    text-align: justify;
    color: #666;
    font-size: 16px;
}

/* 关于我们 */
.about {
    background: #fff;
}

.about-content {
    display: flex;
    gap: 50px;
    align-items: center;
}

.about-image {
    flex: 1;
}

.placeholder-image {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
}

.about-text {
    flex: 1;
}

.about-text h2 {
    font-size: 42px;
    color: #2c5f2d;
    margin-bottom: 15px;
    font-weight: bold;
}

.about-text h3 {
    font-size: 20px;
    color: #999;
    margin-bottom: 35px;
    letter-spacing: 2px;
}

.about-text p {
    margin-bottom: 20px;
    line-height: 2;
    text-align: justify;
    color: #666;
    font-size: 16px;
}

/* 关于服务 */
.service {
    background-image: url('http://image-video-resource.oss-cn-hangzhou.aliyuncs.com/groot/groot-data-bank/qgfyzj/img/49a56d1da8b5ea59c30384fa352ad097.jpg');
    background-repeat: no-repeat;
    background-size: 100% auto;
    padding: 80px 0;
}

.service-wave {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.service-wave h2 {
    font-size: 42px;
    color: #2c5f2d;
    margin-bottom: 15px;
    font-weight: bold;
}

.service-wave h3 {
    font-size: 20px;
    color: #999;
    margin-bottom: 40px;
    letter-spacing: 2px;
}

.service-content {
    max-width: 800px;
    margin: 0 auto 50px;
}

.service-title {
    font-size: 22px;
    font-weight: bold;
    color: #2c5f2d;
    margin-bottom: 20px;
}

.service-content p {
    margin-bottom: 15px;
    line-height: 1.8;
}

.service-images {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 50px;
}

.service-img-item {
    width: 350px; /* 统一宽度 */
    height: 250px; /* 统一高度 */
    background: linear-gradient(135deg, #84fab0 0%, #8fd3f4 100%);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: breathe 4s ease-in-out infinite;
    transition: all 0.3s ease;
}

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

/* 技术展示 */
.technology {
    background: #fff;
    text-align: center;
}

.technology h2 {
    font-size: 42px;
    color: #2c5f2d;
    margin-bottom: 15px;
    font-weight: bold;
}

.technology h3 {
    font-size: 20px;
    color: #999;
    margin-bottom: 60px;
    letter-spacing: 2px;
}

.tech-cards {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.tech-card {
    flex: 1;
    min-width: 300px;
    max-width: 360px;
    padding: 45px 35px 35px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 6px 25px rgba(0,0,0,0.06);
    transition: all 0.4s ease;
    border: 1px solid rgba(44, 95, 45, 0.1);
    position: relative;
    overflow: hidden;
}

.tech-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(to right, #2c5f2d 0%, #4a9d4f 100%);
    transition: height 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 15px 40px rgba(44, 95, 45, 0.15);
    border-color: rgba(44, 95, 45, 0.3);
}

.tech-card:hover::after {
    height: 8px;
}

.tech-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border-radius: 50%;
}

.tech-card h4 {
    font-size: 24px;
    color: #2c5f2d;
    margin-bottom: 20px;
    font-weight: bold;
}

.tech-card p {
    line-height: 2;
    text-align: justify;
    color: #666;
    font-size: 15px;
}

/* 联系我们 */
.contact {
    background: #f5f5f5;
    text-align: center;
}

.contact h2 {
    font-size: 36px;
    color: #2c5f2d;
    margin-bottom: 10px;
}

.contact h3 {
    font-size: 24px;
    color: #999;
    margin-bottom: 50px;
}

.contact-form {
    max-width: 650px;
    margin: 0 auto;
    background: linear-gradient(135deg, #e69138 0%, #f39c6b 100%);
    padding: 50px 45px;
    border-radius: 20px;
    color: white;
    box-shadow: 0 10px 40px rgba(230, 145, 56, 0.3);
}

.contact-form h4 {
    font-size: 32px;
    margin-bottom: 15px;
    font-weight: 700;
    letter-spacing: 1px;
}

.form-subtitle {
    margin-bottom: 35px;
    font-size: 15px;
    opacity: 0.95;
    line-height: 1.6;
}

.form-group {
    margin-bottom: 25px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 15px;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    font-size: 15px;
    background: rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.8);
    background: white;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

.form-notice {
    margin: 20px 0;
    font-size: 14px;
}

.submit-btn {
    background: linear-gradient(135deg, #2c5f2d 0%, #4a9d4f 100%);
    color: white;
    border: none;
    padding: 16px 55px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(44, 95, 45, 0.3);
    letter-spacing: 1px;
}

.submit-btn:hover {
    background: linear-gradient(135deg, #1e4620 0%, #3a8d3f 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(44, 95, 45, 0.4);
}

.form-message {
    margin-top: 20px;
    padding: 10px;
    border-radius: 5px;
    display: none;
}

.form-message.success {
    background: #4caf50;
    color: white;
    display: block;
}

.form-message.error {
    background: #f44336;
    color: white;
    display: block;
}

/* 页脚 */
.footer {
    background: linear-gradient(to bottom, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.9) 100%),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 300"><path fill="%23000" d="M0,150 Q300,50 600,150 T1200,150 L1200,300 L0,300 Z"/></svg>');
    background-size: cover;
    color: white;
    padding: 50px 0 30px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.footer-info {
    margin-bottom: 30px;
}

.footer-info p {
    margin: 10px 0;
    font-size: 16px;
}

.footer-info a {
    color: white;
    text-decoration: none;
}

.footer-info a:hover {
    color: #e69138;
}

.footer-copyright p {
    margin: 8px 0;
    font-size: 14px;
    color: #ccc;
}

.footer-copyright a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-copyright a:hover {
    color: #e69138;
}

.beian-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    margin: 15px 0;
}

.beian-info p {
    margin: 5px 0;
    display: flex;
    align-items: center;
    gap: 5px;
}

.beian-info a {
    display: flex;
    align-items: center;
    gap: 5px;
}

.beian-icon {
    vertical-align: middle;
    opacity: 0.8;
}

.support-info {
    margin-top: 10px;
    opacity: 0.7;
}

@media (max-width: 768px) {
    .beian-info {
        flex-direction: column;
        gap: 10px;
    }
}

/* 浮动按钮 */
.floating-buttons {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 1px;
    z-index: 999;
}

.floating-buttons:hover .float-btn {
    width: 180px;
    justify-content: flex-start;
    padding-left: 20px;
    border-radius: 8px 0 0 8px;
}

.floating-buttons:hover .float-text {
    opacity: 1;
    transform: translateX(0);
}

.float-btn {
    width: 70px;
    height: 70px;
    padding: 0;
    background: linear-gradient(135deg, #f4a460 0%, #f39c6b 100%);
    color: white;
    border: none;
    border-radius: 8px 0 0 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 14px;
    text-decoration: none;
    box-shadow: -3px 0 10px rgba(0,0,0,0.15);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.float-btn:hover {
    background: linear-gradient(135deg, #e89350 0%, #e38959 100%);
}

.float-icon {
    font-size: 26px;
    flex-shrink: 0;
}

.float-icon-svg {
    flex-shrink: 0;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.2));
}

.float-text {
    font-size: 15px;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.wechat-btn {
    cursor: pointer;
}

.wechat-qr-popup {
    display: none;
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-right: 20px;
    background: white;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
    z-index: 1000;
}

.floating-buttons:hover .wechat-qr-popup {
    display: block;
    animation: fadeIn 0.3s;
}

.wechat-qr-popup img {
    width: 200px;
    height: 200px;
    display: block;
}


/* 子页面内容 */
.subpage-content {
    padding: 80px 0;
    background: #fff;
}

.text-block {
    margin-bottom: 40px;
}

.text-block p {
    margin-bottom: 20px;
    line-height: 1.8;
    text-align: justify;
}

.image-block {
    margin-bottom: 60px;
}

/* 关于我们页面 - 公司简介 */
.about-intro {
    background: #fff;
    padding: 80px 0;
}

.intro-wrapper {
    display: flex;
    gap: 60px;
    align-items: center;
}

.intro-image {
    flex: 1;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.intro-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.intro-image:hover img {
    transform: scale(1.05);
}

.intro-text {
    flex: 1;
}

.intro-text h3 {
    font-size: 32px;
    color: #2c5f2d;
    margin-bottom: 30px;
    position: relative;
    padding-left: 20px;
}

.intro-text h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 40px;
    background: linear-gradient(to bottom, #e69138, #2c5f2d);
    border-radius: 3px;
}

.intro-text p {
    line-height: 2;
    margin-bottom: 20px;
    color: #555;
    text-align: justify;
    font-size: 16px;
}

/* 关于我们页面 - 服务优势 */
.advantages-section {
    background: #f8f9fa;
    padding: 100px 0;
}

.section-title {
    font-size: 42px;
    color: #2c5f2d;
    margin-bottom: 15px;
    text-align: center;
    font-weight: bold;
}

.section-subtitle {
    font-size: 20px;
    color: #999;
    margin-bottom: 60px;
    text-align: center;
    letter-spacing: 2px;
}

.advantage-card {
    background: white;
    border-radius: 20px;
    padding: 45px;
    margin-bottom: 50px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.06);
    transition: all 0.4s ease;
    border: 1px solid rgba(230, 145, 56, 0.1);
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(230, 145, 56, 0.15);
    border-color: rgba(230, 145, 56, 0.3);
}

.advantage-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #f0f0f0;
}

.advantage-number {
    font-size: 56px;
    font-weight: bold;
    color: #e69138;
    line-height: 1;
}

.advantage-header h4 {
    font-size: 28px;
    color: #2c5f2d;
    margin: 0;
}

.advantage-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.advantage-content.reverse {
    flex-direction: row-reverse;
}

.advantage-desc {
    flex: 1.2;
}

.advantage-desc p {
    line-height: 2;
    margin-bottom: 15px;
    color: #666;
    font-size: 16px;
    text-align: justify;
}

.advantage-img {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.advantage-img img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.4s ease;
}

.advantage-card:hover .advantage-img img {
    transform: scale(1.08);
}

/* 技术展示页面 */
.tech-list {
    list-style: none;
    margin: 30px 0;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 10px;
}

.tech-list li {
    margin-bottom: 15px;
    line-height: 2;
    color: #555;
    padding-left: 30px;
    position: relative;
}

.tech-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #e69138;
    font-weight: bold;
    font-size: 18px;
}

.tech-detail-cards {
    margin-top: 60px;
}

.tech-detail-card {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
    padding: 40px;
    background: white;
    border-radius: 15px;
    align-items: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.tech-detail-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.tech-detail-card .tech-icon {
    min-width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border-radius: 50%;
}

.tech-detail-icon {
    min-width: 100px;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.tech-detail-card:hover .tech-detail-icon {
    transform: scale(1.1);
}

.tech-detail-card .tech-info h4 {
    font-size: 26px;
    color: #2c5f2d;
    margin-bottom: 15px;
    font-weight: bold;
}

.tech-detail-card .tech-info p {
    line-height: 2;
    color: #666;
    font-size: 16px;
}

/* 关于服务页面 */
.service-detail-item {
    margin-bottom: 80px;
    display: flex;
    gap: 50px;
    align-items: center;
    background: white;
    padding: 50px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.service-detail-item:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.service-detail-item:nth-child(even) {
    flex-direction: row-reverse;
}

.service-detail-img {
    flex: 1;
    min-width: 350px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.service-detail-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.service-detail-text {
    flex: 1.3;
}

.service-detail-text h4 {
    font-size: 32px;
    color: #2c5f2d;
    margin-bottom: 25px;
    font-weight: bold;
    position: relative;
    padding-left: 20px;
}

.service-detail-text h4::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 35px;
    background: linear-gradient(to bottom, #e69138, #2c5f2d);
    border-radius: 3px;
}

.service-detail-text p {
    margin-bottom: 18px;
    line-height: 2;
    text-align: justify;
    color: #666;
    font-size: 16px;
}

/* 联系我们页面 */
.contact-info-grid {
    display: flex;
    justify-content: space-around;
    gap: 30px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.info-item {
    text-align: center;
    flex: 1;
    min-width: 200px;
}

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

.info-icon-circle {
    width: 80px;
    height: 80px;
    border: 2px solid #666;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: #666;
    transition: all 0.3s;
}

.info-item:hover .info-icon-circle {
    border-color: #e69138;
    color: #e69138;
    transform: scale(1.1);
}

.info-item p {
    font-size: 16px;
    line-height: 1.6;
    color: #555;
}

.contact-form-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

/* 首页技术卡片图标 */
.tech-icon-img {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    object-fit: cover;
}

/* 更多按钮 */
.more-btn {
    display: inline-block;
    padding: 14px 45px;
    background: linear-gradient(135deg, #e69138 0%, #f39c6b 100%);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    margin-top: 25px;
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 16px;
    box-shadow: 0 4px 15px rgba(230, 145, 56, 0.3);
    letter-spacing: 1px;
}

.more-btn:hover {
    background: linear-gradient(135deg, #d47f25 0%, #e38959 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(230, 145, 56, 0.4);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .about-content {
        flex-direction: column;
    }

    .tech-cards {
        flex-direction: column;
        align-items: center;
    }

    .service-images {
        flex-direction: column;
        align-items: center;
    }

    .form-row {
        flex-direction: column;
    }

    .nav-menu {
        gap: 15px;
        font-size: 14px;
    }

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

    .subpage-header .header-content h1 {
        font-size: 32px;
    }

    .intro-wrapper {
        flex-direction: column;
        gap: 30px;
    }

    .intro-text h3 {
        font-size: 26px;
    }

    .advantage-card {
        padding: 25px;
    }

    .advantage-header h4 {
        font-size: 22px;
    }

    .advantage-number {
        font-size: 42px;
    }

    .advantage-content,
    .advantage-content.reverse {
        flex-direction: column;
        gap: 20px;
    }

    .tech-detail-card {
        flex-direction: column;
    }

    .contact-info-grid {
        flex-direction: column;
    }

    section {
        padding: 60px 0;
    }

    .subpage-content {
        padding: 40px 0;
    }

    .service-detail-item {
        padding: 30px;
        margin-bottom: 40px;
    }

    .service-detail-item,
    .service-detail-item:nth-child(even) {
        flex-direction: column;
    }

    .service-detail-img {
        min-width: 100%;
    }

    .service-detail-text h4 {
        font-size: 24px;
    }

    .tech-detail-card {
        padding: 25px;
        flex-direction: column;
        text-align: center;
    }

    .tech-detail-icon {
        margin: 0 auto;
    }
}