/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background-color: #0a0a0a;
    overflow-x: hidden;
}

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

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: #73b137;
}

.nav-logo i {
    margin-right: 10px;
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-menu li {
    margin-left: 30px;
}

.nav-menu a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #73b137;
    transform: translateY(-2px);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #73b137;
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.cta-btn {
    background: linear-gradient(45deg, #73b137, #8bc34a);
    padding: 10px 20px;
    border-radius: 25px;
    color: white !important;
    font-weight: bold;
    transition: all 0.3s ease;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(115, 177, 55, 0.4);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: 0.3s;
}

/* 英雄区样式 */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    display: flex;
    align-items: center;
    padding-top: 70px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23333" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.1;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #73b137, #8bc34a, #FFA500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #cccccc;
    line-height: 1.6;
}

.hero-features {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #73b137;
    font-weight: 500;
}

.feature-item i {
    font-size: 1.2rem;
}

.hero-btn {
    display: inline-block;
    background: linear-gradient(45deg, #73b137, #8bc34a);
    color: white;
    padding: 15px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(115, 177, 55, 0.4);
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

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

/* 波纹效果 */
.ripple-btn {
    position: relative;
    overflow: hidden;
}

.ripple-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transition: width 0.6s, height 0.6s;
    transform: translate(-50%, -50%);
}

.ripple-btn:active::before {
    width: 300px;
    height: 300px;
}

/* 服务区样式 */
.services {
    padding: 100px 0;
    background: #111111;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #73b137;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: linear-gradient(145deg, #1a1a1a, #2a2a2a);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(115, 177, 55, 0.2);
}

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

.card-content {
    padding: 30px;
    text-align: center;
}

.card-content i {
    font-size: 3rem;
    color: #73b137;
    margin-bottom: 20px;
}

.card-content h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #ffffff;
}

.card-content p {
    color: #cccccc;
    margin-bottom: 25px;
    line-height: 1.6;
}

.service-btn {
    display: inline-block;
    background: linear-gradient(45deg, #73b137, #8bc34a);
    color: white;
    padding: 10px 25px;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.service-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(115, 177, 55, 0.4);
}

/* 关于我们样式 */
.about {
    padding: 100px 0;
    background: #0a0a0a;
}

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

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: #73b137;
}

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

.about-stats {
    display: flex;
    gap: 30px;
}

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

.stat-item h3 {
    font-size: 2.5rem;
    color: #73b137;
    margin-bottom: 10px;
}

.stat-item p {
    color: #cccccc;
    font-size: 1rem;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* 技术服务样式 */
.tech-services {
    padding: 100px 0;
    background: #111111;
}

.tech-services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #73b137;
}

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

.tech-item {
    background: linear-gradient(145deg, #1a1a1a, #2a2a2a);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #333;
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(115, 177, 55, 0.2);
    border-color: #73b137;
}

.tech-item i {
    font-size: 3rem;
    color: #73b137;
    margin-bottom: 20px;
}

.tech-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #ffffff;
}

.tech-item p {
    color: #cccccc;
    line-height: 1.6;
}

/* 技术优势样式 */
.advantages {
    padding: 100px 0;
    background: #0a0a0a;
}

.advantages h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #73b137;
}

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

.advantage-item {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(145deg, #1a1a1a, #2a2a2a);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(115, 177, 55, 0.2);
}

.advantage-item i {
    font-size: 3rem;
    color: #73b137;
    margin-bottom: 20px;
}

.advantage-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #ffffff;
}

.advantage-item p {
    color: #cccccc;
    line-height: 1.6;
}

/* FAQ样式 */
.faq {
    padding: 100px 0;
    background: #111111;
}

.faq h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: #73b137;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: linear-gradient(145deg, #1a1a1a, #2a2a2a);
    margin-bottom: 20px;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid #333;
}

.faq-question {
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: rgba(115, 177, 55, 0.1);
}

.faq-question h3 {
    color: #ffffff;
    font-size: 1.1rem;
}

.faq-question i {
    color: #73b137;
    transition: transform 0.3s ease;
}

.faq-answer {
    padding: 0 30px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-answer.active {
    padding: 20px 30px;
    max-height: 200px;
}

.faq-answer p {
    color: #cccccc;
    line-height: 1.6;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

/* 页脚样式 */
.footer {
    background: #0a0a0a;
    padding: 60px 0 20px;
    border-top: 1px solid #333;
}

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

.footer-section h3 {
    color: #73b137;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.footer-section p,
.footer-section li {
    color: #cccccc;
    margin-bottom: 10px;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    padding: 5px 0;
    transition: color 0.3s ease;
}

.footer-section ul li:hover {
    color: #73b137;
}

.footer-section i {
    color: #73b137;
    margin-right: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
    color: #888;
}

/* 响应式设计 */
@media (max-width: 991px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
    
    .tech-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 767px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(10, 10, 10, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        backdrop-filter: blur(10px);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 15px;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .services-grid,
    .tech-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #1a1a1a;
}

::-webkit-scrollbar-thumb {
    background: #73b137;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #8bc34a;
}

/* 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-out;
}

/* 加载动画 */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.pulse {
    animation: pulse 2s infinite;
}