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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* 导航栏 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo {
    height: 40px;
    width: auto;
}

.brand-name {
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #667eea;
}

/* Banner 区域 */
.banner {
    padding: 2rem 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
}

.banner-image {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* 主要内容区域 */
.main-content {
    padding: 3rem 0;
    background: rgba(255, 255, 255, 0.95);
    margin: 2rem auto;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    max-width: 1200px;
}

.game-title {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.game-description,
.game-features,
.win-big,
.download-section {
    padding: 2rem;
    margin-bottom: 2rem;
}

.game-description h2,
.game-features h2,
.win-big h2,
.download-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

.game-description p,
.win-big p,
.download-section p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
}

/* 特性卡片网格 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
    border-radius: 15px;
    color: white;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
}

/* 下载区域 */
.download-section {
    text-align: center;
    padding: 3rem 2rem;
}

.download-button {
    display: inline-block;
    margin-top: 2rem;
    transition: transform 0.3s;
}

.download-button:hover {
    transform: scale(1.05);
}

.appstore-badge {
    height: 60px;
    width: auto;
}

/* 联系表单页面 */
.contact-main {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

.page-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
}

.page-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 3rem;
}

.contact-form-container {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #333;
}

.required {
    color: #e74c3c;
}

.form-group input,
.form-group textarea {
    padding: 0.75rem;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.submit-button {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.submit-button:active {
    transform: translateY(0);
}

/* 成功提示 */
.success-message {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.success-content {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    max-width: 600px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
}

.success-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #333;
}

.success-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
    margin-bottom: 1rem;
}

.reset-button {
    margin-top: 2rem;
    padding: 0.75rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s;
}

.reset-button:hover {
    transform: translateY(-2px);
}

/* 隐私协议页面 */
.privacy-main {
    padding: 3rem 0;
    min-height: calc(100vh - 200px);
}

.privacy-content {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.effective-date {
    text-align: center;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.privacy-content > p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
}

.privacy-section {
    margin-bottom: 3rem;
}

.privacy-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #333;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #667eea;
}

.privacy-section h3 {
    font-size: 1.5rem;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    color: #555;
}

.privacy-section p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
}

.privacy-section ul,
.privacy-section ol {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

.privacy-section li {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666;
}

.privacy-section a {
    color: #667eea;
    text-decoration: none;
}

.privacy-section a:hover {
    text-decoration: underline;
}

/* 页脚 */
.footer {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: 3rem;
}

.footer p {
    margin-bottom: 0.5rem;
}

.footer a {
    color: #fff;
    text-decoration: none;
}

.footer a:hover {
    color: #667eea;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
        font-size: 0.9rem;
    }
    
    .game-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-container,
    .privacy-content {
        padding: 2rem 1.5rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .success-content {
        padding: 2rem;
        margin: 1rem;
    }
}