/* 全局样式 */
body {
    font-family: 'Microsoft YaHei', sans-serif;
    margin: 0;
    padding: 0;
    color: #fff;
    line-height: 1.8;
}

.header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.header.scrolled {
    background-color: rgba(0, 0, 0, 0.9);
    padding: 10px 0;
}

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

.navbar ul {
    display: flex;
    justify-content: center;
    list-style: none;
    margin: 0;
    padding: 0;
}

.navbar li {
    margin: 0 20px;
}

.navbar a {
    color: #fff;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    padding: 10px 15px;
    position: relative;
    transition: all 0.3s ease;
}

.navbar a:hover {
    color: #d4a762;
}

.navbar a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: #d4a762;
    transition: width 0.3s ease;
}

.navbar a:hover::after {
    width: 100%;
}

.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), 
                url('https://images.unsplash.com/photo-1556740738-b6a63e27c4df?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero h2 {
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 30px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.section {
    padding: 100px 0;
}

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

.content-box {
    background-color: rgba(0, 0, 0, 0.7);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.about-section {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), 
                url('https://images.unsplash.com/photo-1514362545857-3bc1c30d0f89?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
    background-attachment: fixed;
}

.business-section {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), 
                url('https://images.unsplash.com/photo-1514933651103-005eec06c04b?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
    background-attachment: fixed;
}

.contact-section {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), 
                url('https://images.unsplash.com/photo-1568219656418-15c329312bf1?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
    background-attachment: fixed;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 40px;
    text-align: center;
    color: #d4a762;
}

h3 {
    font-size: 1.8rem;
    margin: 30px 0 20px;
    color: #d4a762;
}

ul {
    padding-left: 20px;
}

li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 20px;
}

li::before {
    content: "•";
    color: #d4a762;
    font-size: 1.5rem;
    position: absolute;
    left: 0;
    top: -5px;
}

.footer {
    background-color: #000;
    color: #fff;
    text-align: center;
    padding: 30px 0;
    font-size: 0.9rem;
}

/* 移动端菜单样式 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 25px;
    cursor: pointer;
}

.menu-toggle span {
    width: 100%;
    height: 3px;
    background-color: #fff;
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .navbar ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: rgba(0, 0, 0, 0.9);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
    }

    .navbar ul.active {
        display: flex;
    }

    .navbar li {
        margin: 10px 0;
    }

    /* 汉堡图标动画 */
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
}
.footer a{
    color: white;
}
.hero h1 {
    font-size: 2.2rem;
}

.hero h2 {
    font-size: 1.4rem;
}

.content-box {
    padding: 20px;
}
}