/* 全局样式设置 */
body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #1A237E, #424242);
    color: #FFFFFF;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: #1A237E;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 15px 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar a {
    color: #FFFFFF;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s, transform 0.3s;
}

.navbar a:hover {
    color: #FFC107;
    transform: scale(1.1);
}

/* 首屏样式 */
.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}

.hero-logo {
    width: 150px;
    height: 150px;
    background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center center;
    background-size: contain;
    margin-bottom: 20px;
    border-radius: 50%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.hero-title {
    font-size: 2.5em;
    color: #FFFFFF;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
    font-size: 1.2em;
    color: #FFC107;
    animation: fadeIn 3s infinite;
}

@keyframes fadeIn {
    0% { opacity: 0.7; }
    50% { opacity: 1; }
    100% { opacity: 0.7; }
}

/* 内容分区块样式 */
.section {
    padding: 60px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #424242;
    position: relative;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 200px;
    height: 200px;
    background: rgba(255, 193, 7, 0.1);
    border-radius: 50%;
    transform: translateX(-50%) scale(0);
    animation: pulse 4s infinite;
}

@keyframes pulse {
    0% {
        transform: translateX(-50%) scale(0.8);
        opacity: 1;
    }
    100% {
        transform: translateX(-50%) scale(1.2);
        opacity: 0;
    }
}

.geometry-shape {
    width: 100px;
    height: 100px;
    background: #FFC107;
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
    margin-bottom: 20px;
    transition: transform 0.3s;
}

.geometry-shape:hover {
    transform: rotate(360deg);
}

/* 客户案例区域样式 */
.testimonials {
    background-color: #1A237E;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.testimonial-carousel {
    display: flex;
    overflow: hidden;
    width: 80%;
    position: relative;
}

.testimonial-item {
    min-width: 100%;
    transition: transform 0.5s ease-in-out;
    text-align: center;
    color: #FFFFFF;
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: url('https://images.gptkong.com/demo/sample2.png') no-repeat center center;
    background-size: cover;
    margin: 0 auto 15px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.carousel-buttons {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
}

.carousel-buttons button {
    background-color: transparent;
    border: none;
    color: #FFC107;
    font-size: 2em;
    cursor: pointer;
    transition: color 0.3s, transform 0.3s;
}

.carousel-buttons button:hover {
    color: #FFFFFF;
    transform: scale(1.2);
}

/* 底部区域样式 */
.footer {
    background-color: #424242;
    color: #FFFFFF;
    padding: 40px 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-section h3 {
    margin-bottom: 15px;
    color: #FFC107;
}

.footer-section a {
    color: #FFFFFF;
    text-decoration: none;
    margin-bottom: 10px;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #FFC107;
}

.subscribe-form {
    display: flex;
    flex-direction: column;
}

.subscribe-form input {
    padding: 10px;
    border: none;
    border-radius: 5px;
    margin-bottom: 10px;
}

.subscribe-form button {
    padding: 10px;
    background-color: #FFC107;
    border: none;
    border-radius: 5px;
    color: #1A237E;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.3s;
}

.subscribe-form button:hover {
    background-color: #FFA000;
    transform: scale(1.05);
}

/* 图像样式 */
.image-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.image-container img {
    width: 320px;
    height: 320px;
    border-radius: 15px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s, box-shadow 0.3s;
}

.image-container img:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding: 10px 0;
    }
    
    .navbar a {
        margin: 5px 0;
        font-size: 14px;
    }
    
    .hero-title {
        font-size: 2em;
    }
    
    .footer {
        grid-template-columns: 1fr;
    }
    
    .image-container img {
        width: 100%;
        height: auto;
    }
}