/* 重置默认样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 设置全局字体和背景 */
body {
    font-family: 'Lato', sans-serif;
    background: linear-gradient(135deg, #00467F, #1C86EE);
    color: #333333;
    line-height: 1.6;
    overflow-x: hidden;
}

/* 标题字体 */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    color: #FFFFFF;
    margin-bottom: 1rem;
}

/* 链接样式 */
a {
    color: #1C86EE;
    text-decoration: none;
}
a[rel="nofollow"] {
    /* 不显示nofollow属性 */
}

/* 容器 */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

/* 全屏英雄区 */
.hero-section {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    text-align: center;
    color: #FFFFFF;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 87, 34, 0.3), transparent);
    animation: aurora-move 15s linear infinite;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.2rem;
}

/* 动画效果 */
@keyframes aurora-move {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 动态粒子背景 */
.particle-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background: rgba(0, 0, 0, 0.1);
    z-index: 0;
}

.particle {
    position: absolute;
    width: 5px;
    height: 5px;
    background: white;
    border-radius: 50%;
    animation: float 5s infinite ease-in-out;
}

@keyframes float {
    0% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-20px) scale(1.2); }
    100% { transform: translateY(0) scale(1); }
}

/* 按钮样式 */
.button {
    position: relative;
    padding: 0.8em 2em;
    background: #1C86EE;
    color: #FFFFFF;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 5px;
    font-size: 1rem;
}

.button:hover {
    background: #00467F;
}

.button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: all 0.3s ease;
}

.button:active::before {
    width: 100px;
    height: 100px;
    opacity: 1;
}

/* 卡片设计 */
.card {
    background: #FFFFFF;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    margin-bottom: 2rem;
}

.card:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

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

.card-content {
    padding: 1rem;
}

.card-content h3 {
    margin-bottom: 0.5rem;
}

.card-content p {
    color: #666666;
}

/* 用户案例 */
.user-cases {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.user-case {
    background: #f9f9f9;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.user-case h4 {
    margin-bottom: 0.5rem;
    color: #333333;
}

.user-case p {
    margin-bottom: 0.5rem;
    color: #555555;
}

/* 示例展示 */
.example-display {
    background: rgba(255, 255, 255, 0.9);
    padding: 2rem;
    border-radius: 10px;
    margin-top: 3rem;
}

.example-display h2 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: #1C86EE;
}

.example-display article {
    max-height: 600px;
    overflow-y: auto;
}

.example-display pre {
    background: #f4f4f4;
    padding: 1rem;
    border-radius: 5px;
    overflow-x: auto;
}

.example-display code {
    font-family: 'Courier New', Courier, monospace;
    color: #d63384;
}

/* 响应式设计 */
@media (max-width: 1440px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 1200px) {
    .container {
        width: 95%;
    }

    .hero-content h1 {
        font-size: 2rem;
    }
}

@media (max-width: 1024px) {
    .user-cases {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .button {
        padding: 0.6em 1.5em;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.5rem;
    }

    .card img {
        height: 150px;
    }

    .user-case h4 {
        font-size: 1rem;
    }

    .user-case p {
        font-size: 0.9rem;
    }
}

@media (max-width: 320px) {
    .hero-content h1 {
        font-size: 1.2rem;
    }

    .button {
        padding: 0.5em 1em;
        font-size: 0.8rem;
    }
}

/* 提示信息 */
.reference-note {
    text-align: center;
    margin-top: 2rem;
    font-size: 1rem;
    color: #FFFFFF;
}

/* 图片样式 */
.image-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.image-gallery img {
    width: 100%;
    max-width: 320px;
    border-radius: 5px;
}

/* 路径动画 */
.page-transition {
    transition: all 0.5s ease;
}