:root {
    --primary-color: #0066cc;
    --secondary-color: #003366;
    --text-color: #333333;
    --light-gray: #f5f5f5;
    --white: #ffffff;
}

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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

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

/* 导航栏样式 */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo img {
    height: 40px;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    padding: 10px 20px;
    transition: color 0.3s;
}

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

/* 首页横幅样式 */
.hero-section {
    background: linear-gradient(135deg, 
        var(--primary-color) 0%,
        var(--secondary-color) 100%);
    height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--white);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 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 2z' fill='rgba(255,255,255,0.05)' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.4;
    animation: move 20s linear infinite;
}

@keyframes move {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-100px);
    }
}

.hero-section h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.hero-section p {
    font-size: 1.5rem;
    margin-bottom: 30px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 5px;
    text-decoration: none;
    transition: all 0.3s;
    font-weight: bold;
}

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

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    margin-left: 20px;
}

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

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

/* 解决方案部分样式 */
.solutions-section {
    padding: 100px 0;
    background: var(--light-gray);
}

.solutions-section h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5rem;
}

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

.solution-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s;
}

.solution-card:hover {
    transform: translateY(-10px);
}

.solution-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

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

/* 产品服务部分样式 */
.products-section {
    padding: 100px 0;
    background: var(--white);
}

.section-desc {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 50px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.product-card {
    background: var(--light-gray);
    padding: 40px 30px;
    border-radius: 10px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.product-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    text-align: center;
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    text-align: center;
}

.product-card p {
    color: #666;
    margin-bottom: 20px;
    text-align: center;
}

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

.feature-list li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
    color: #555;
}

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

/* 成功案例部分样式 */
.cases-section {
    padding: 100px 0;
    background: var(--light-gray);
}

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

.case-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s;
}

.case-card:hover {
    transform: translateY(-10px);
}

.case-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.case-content {
    padding: 20px;
}

.case-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-color);
}

.case-content p {
    color: #666;
    line-height: 1.6;
}

/* 关于我们部分样式 */
.about-section {
    padding: 100px 0;
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 40px;
}

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

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

.stat-item h4 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-item p {
    color: #666;
    margin: 0;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* 联系我们部分样式 */
.contact-section {
    padding: 100px 0;
    background: var(--light-gray);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    margin-top: 50px;
}

.contact-info {
    display: grid;
    gap: 30px;
}

.info-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
}

.info-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.info-item h3 {
    margin-bottom: 10px;
    color: var(--text-color);
}

.info-item p {
    color: #666;
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

/* 页脚样式 */
.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo {
    height: 40px;
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    color: var(--white);
    font-size: 1.5rem;
    transition: opacity 0.3s;
}

.social-links a:hover {
    opacity: 0.8;
}

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

.link-group h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.link-group ul {
    list-style: none;
    padding: 0;
}

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

.link-group ul a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

.link-group ul a:hover {
    color: var(--white);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

.footer-bottom p {
    color: #ccc;
    margin: 5px 0;
}

/* Logo 样式 */
.logo-text {
    font-size: 24px;
    font-weight: bold;
    letter-spacing: 2px;
}

.logo-text .reed {
    color: var(--primary-color);
}

.logo-text .cloud {
    color: var(--secondary-color);
}

.logo {
    width: 140px;
    height: 50px;
    margin: 10px 0;
}

.logo-svg {
    width: 100%;
    height: 100%;
}

.logo:hover .cloud-shape {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}

.logo:hover path {
    transition: fill 0.3s ease;
}

.logo:hover .cloud-shape path:nth-child(1) {
    fill: #ffd042;
}

.logo:hover .cloud-shape path:nth-child(2) {
    fill: #2aa9e8;
}

.logo:hover .cloud-shape path:nth-child(3) {
    fill: #ff9642;
}