body {
    margin: 0;
    padding: 0;
    background-color: #1A212F;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background-color: transparent;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 50px;
    box-sizing: border-box;
    z-index: 1000;
    transition: background-color 0.3s ease;
}

.navbar.scrolled {
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.navbar-links a {
    color: white;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.navbar-links a:hover {
    color: rgba(255, 255, 255, 0.8);
}

.domain-display {
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
    padding: 0 15px;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.navbar-links .btn-register {
    padding: 8px 16px;
    border: 1px solid white;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.navbar-links .btn-register:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.navbar-links .btn-login {
    padding: 8px 16px;
    background-color: white;
    color: #0a1128;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.navbar-links .btn-login:hover {
    background-color: rgba(255, 255, 255, 0.9);
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.navbar-logo:hover {
    opacity: 0.8;
}

.navbar-logo img {
    height: 40px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
}

.logo-text .chinese {
    font-size: 20px;
    font-weight: bold;
    color: white;
    line-height: 1;
}

.logo-text .english {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1;
}

.hero {
    height: 100vh;
    background-image: url('../img/home.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: rgba(255, 255, 255, 0.9);
    font-size: 12px;
    letter-spacing: 1px;
    animation: fadeIn 1.5s ease-in-out;
}

.scroll-arrow {
    width: 16px;
    height: 16px;
    border-left: 1px solid white;
    border-bottom: 1px solid white;
    transform: rotate(-45deg);
    margin-top: 15px;
    animation: bounce 2s infinite;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: rotate(-45deg) translateY(0);
        opacity: 0.8;
    }
    40% {
        transform: rotate(-45deg) translateY(-8px);
        opacity: 1;
    }
    60% {
        transform: rotate(-45deg) translateY(-4px);
        opacity: 0.9;
    }
}

.hero-content {
    text-align: center;
    color: white;
    max-width: 1200px;
    padding: 0 20px;
}

.hero-title {
    font-size: 64px;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 24px;
    opacity: 0.9;
    line-height: 1.4;
}

.content {
    min-height: 50vh;
    background-color: #1A212F;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
}

.products-container {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    max-width: 1200px;
    width: 100%;
    padding: 20px 0;
}

.product-card-link {
    text-decoration: none;
    color: inherit;
    width: 300px;
    margin: 10px;
}

.product-card {
    background-color: rgba(16, 24, 32, 0.9);
    border-radius: 10px;
    padding: 25px 20px;
    width: 100%;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(59, 130, 246, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    margin: 0;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    background-color: rgba(255, 255, 255, 0.08);
}

.product-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-icon img {
    height: 60px;
    width: auto;
}

.product-title {
    font-size: 20px;
    font-weight: bold;
    color: white;
    margin-bottom: 15px;
}

.product-description {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
}

@media (max-width: 768px) {
    .products-container {
        flex-direction: column;
        align-items: center;
    }
    
    .product-card {
        width: 100%;
        max-width: 400px;
    }
}

/* 网页托管介绍页样式 */
.cloud-intro {
    background-color: #1A212F;
    padding: 100px 20px;
    position: relative;
    overflow: hidden;
}

.cloud-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.cloud-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cloud-title {
    font-size: 48px;
    font-weight: bold;
    color: white;
    text-align: center;
    margin-bottom: 20px;
    text-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
    animation: fadeInUp 1s ease-out;
}

.cloud-subtitle {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    margin-bottom: 80px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.cloud-features {
    margin-bottom: 100px;
}

.features-title {
    font-size: 32px;
    font-weight: bold;
    color: white;
    text-align: center;
    margin-bottom: 60px;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.features-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.feature-item {
    background: rgba(16, 24, 32, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 25px 20px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border: 1px solid rgba(59, 130, 246, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease-out 0.6s both;
    flex: 0 0 calc(33.333% - 27px);
    min-width: 250px;
    max-width: 300px;
}

.feature-item:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(59, 130, 246, 0.3);
}

.feature-icon {
    margin-bottom: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
}

.feature-icon img {
    height: 40px;
    width: auto;
    transition: all 0.3s ease;
}

.feature-item:hover .feature-icon img {
    transform: scale(1.1);
}

.feature-item:hover .feature-icon {
    transform: scale(1.1);
}

.feature-name {
    font-size: 20px;
    font-weight: bold;
    color: white;
    margin-bottom: 20px;
    position: relative;
}

.feature-name::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #3B82F6, transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-item:hover .feature-name::after {
    opacity: 1;
}

.feature-desc {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.cloud-pricing {
    margin-bottom: 60px;
}

.pricing-title {
    font-size: 32px;
    font-weight: bold;
    color: white;
    text-align: center;
    margin-bottom: 60px;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.pricing-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    flex: 0 0 calc(25% - 19px);
    min-width: 220px;
    max-width: 240px;
    background: rgba(16, 24, 32, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 30px 25px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border: 1px solid rgba(59, 130, 246, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.pricing-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(59, 130, 246, 0.3);
}

.plan-name {
    font-size: 18px;
    font-weight: bold;
    color: white;
    margin-bottom: 20px;
}

.plan-price {
    font-size: 28px;
    font-weight: bold;
    color: #3B82F6;
    margin-bottom: 25px;
    text-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
}

.plan-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.plan-features li {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
    line-height: 1.5;
    position: relative;
    padding-left: 20px;
}

.plan-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #3B82F6;
    font-weight: bold;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .cloud-intro {
        padding: 80px 20px;
    }
    
    .cloud-title {
        font-size: 36px;
    }
    
    .cloud-subtitle {
        font-size: 18px;
        margin-bottom: 60px;
    }
    
    .features-title,
    .pricing-title {
        font-size: 24px;
        margin-bottom: 40px;
    }
    
    .features-grid {
        gap: 30px;
        flex-direction: column;
        align-items: center;
    }
    
    .feature-item {
        padding: 30px 25px;
        flex: 1 1 100%;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .feature-icon img {
        height: 48px;
    }
    
    .pricing-grid {
        flex-direction: column;
        align-items: center;
        gap: 20px;
    }
    
    .pricing-card {
        flex: 1 1 100%;
        max-width: 400px;
        margin: 0 auto;
    }
}