/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'HarmonyOS Sans', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    background: linear-gradient(135deg, #f5f7fa, #c3cfe2);
    line-height: 1.6;
}


/* 横幅部分 */
.hero-section {
    height: 100vh;
    background: url('../assets/images/background_halo.png') no-repeat center center/cover;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    text-align: center;
}

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

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-button {
    padding: 0.8rem 2rem;
    background-color: #0071e3;
    color: #fff;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #005bb5;
}

/* 功能部分 */
.features-section {
    padding: 4rem 2rem;
    text-align: center;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background-color: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

/* 关于我们 */
.about-section {
    padding: 4rem 2rem;
    background-color: #f9f9f9;
    text-align: center;
}

/* 底部 */
.footer {
    padding: 2rem;
    text-align: center;
    background-color: #0071e3;
    color: #fff;
}

/* 发布会信息样式 */
.release-info {
    margin-top: 1rem;
    margin-bottom: 2rem;
    font-size: 1.1rem;
    line-height: 1.6;
}

.release-info p {
    margin-bottom: 0.5rem;
}

.release-info strong {
    color: #0071e3;
}

/* 新增 Logo 样式 */
.hero-logo {
    width: 300px; /* 根据需要调整大小 */
    height: auto;
    margin-bottom: 1rem; /* 与标题保持间距 */
    display: block;
    margin-left: auto;
    margin-right: auto; /* 居中显示 */
}

/* 英雄区域标题渐变色 */
.hero-content h1 {
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* 功能区域标题渐变色 */
.features-section h2 {
    background: linear-gradient(45deg, #6a11cb, #2575fc);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-align: center;
    margin-bottom: 2rem;
}

/* 功能卡片标题渐变色 */
.feature-card h3 {
    background: linear-gradient(45deg, #ff9a9e, #fad0c4);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.5rem;
}

/* 关于我们标题渐变色 */
.about-section h2 {
    background: linear-gradient(45deg, #a1c4fd, #c2e9fb);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-align: center;
}

/* 发布信息文字渐变色 */
.release-info p {
    background: linear-gradient(45deg, #f093fb, #f5576c);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: bold;
}