/* 
 * 全局样式设置
 * 采用紫色主题色系和响应式设计
 */

:root {
    /* 新的紫色主题色系 */
    --primary-purple: #7a64d4;
    --light-purple: #a897e8;
    --dark-purple: #5d4a9c;
    --accent-blue: #8db2ff;
    --accent-pink: #c878f0;
    
    /* 中性色 */
    --white: #ffffff;
    --off-white: #f5f5f7;
    --light-purple-bg: #f0eeff;
    --light-gray: #ddd;
    --gray: #888;
    --dark-gray: #444;
    --darker-gray: #656782;
    --darkest-gray: #3f3f57;
    --black: #1d1d1f;
    
    /* 功能色 */
    --primary-color: #7a64d4;
    --secondary-color: var(--accent-blue);
    --accent-color: var(--accent-pink);
    --background-color: var(--light-purple-bg);
    --alt-background-color: var(--off-white);
    --text-color: var(--black);
    --text-light-color: var(--darker-gray);
    --border-color: var(--light-gray);
    --success-color: #4ede80;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    
    /* 尺寸变量 */
    --container-width: 1200px;
    --container-padding: 20px;
    --border-radius: 8px;
    --button-radius: 30px;
    --card-radius: 12px;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* 过渡动画 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.05), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.05), 0 10px 10px rgba(0, 0, 0, 0.02);
    --shadow-colored: 0 4px 12px rgba(122, 100, 212, 0.15);
}

/* 重置浏览器默认样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'SF Pro Text', 'SF Pro Icons', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--black);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: var(--background-color);
    overflow-x: hidden;
}

main {
    background-color: var(--background-color);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--dark-purple);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
    margin-top: var(--spacing-xxl);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-md);
}

/* 容器 */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: var(--button-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-size: 1rem;
}

.primary-btn {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow-colored);
}

.primary-btn:hover {
    background-color: var(--dark-purple);
    transform: translateY(-2px);
    color: var(--white);
    box-shadow: 0 6px 16px rgba(122, 100, 212, 0.2);
}

.secondary-btn {
    background-color: var(--white);
    color: var(--primary-color);
    border: 1px solid var(--light-purple);
}

.secondary-btn:hover {
    background-color: var(--white);
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

.game-btn {
    background-color: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.game-btn:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

/* 导航样式 */
header {
    background-color: var(--primary-purple);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: var(--white);
    font-weight: 500;
    opacity: 0.9;
    transition: all var(--transition-fast);
}

.nav-links a:hover {
    color: var(--white);
    opacity: 1;
    transform: translateY(-2px);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--white);
    border-radius: 3px;
}

/* 英雄区域 */
.hero-section {
    position: relative;
    background-image: url('images/schedule1-hero.png');
    background-size: cover;
    background-position: center;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: var(--spacing-xl) var(--spacing-md);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.3));
    z-index: 1;
}

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

.hero-section h1 {
    margin-bottom: var(--spacing-md);
    font-size: 3rem;
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
}

.hero-section .subtitle {
    font-size: 1.2rem;
    color: var(--off-white);
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    position: relative;
}

/* 游戏区域 - iframe */
.game-section {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
}

.game-container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--card-radius);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.iframe-wrapper {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 60%; /* 16:9 宽高比 */
    background-color: var(--apple-light-gray);
    display: flex;
    justify-content: center;
    align-items: center;
}

.iframe-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* 全屏和分享按钮 */
.game-controls {
    position: absolute;
    top: 15px;
    right: 15px;
    display: flex;
    gap: 10px;
    z-index: 10;
}

.control-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(122, 100, 212, 0.5);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    backdrop-filter: blur(3px);
}

.control-btn:hover {
    background-color: var(--primary-color);
    transform: scale(1.1);
}

/* 分享弹窗 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: var(--white);
    border-radius: var(--card-radius);
    padding: var(--spacing-lg);
    width: 90%;
    max-width: 500px;
    position: relative;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--light-purple);
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-light-color);
    transition: color var(--transition-fast);
}

.close-modal:hover {
    color: var(--primary-color);
}

.share-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.share-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: var(--spacing-md);
    border-radius: var(--card-radius);
    background-color: var(--white);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 1px solid var(--light-gray);
}

.share-option:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-colored);
    border-color: var(--light-purple);
}

.share-option span {
    font-weight: 500;
    color: var(--text-color);
}

.copy-success {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-sm);
    background-color: var(--primary-color);
    color: white;
    border-radius: var(--border-radius);
    font-weight: 500;
    display: none;
}

.copy-success.show {
    display: block;
    animation: fadeOut 3s forwards;
}

@keyframes fadeOut {
    0% { opacity: 1; }
    70% { opacity: 1; }
    100% { opacity: 0; }
}

/* 全屏模式样式 */
.fullscreen-mode .game-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    max-width: none;
    z-index: 1500;
    border-radius: 0;
}

.fullscreen-mode .iframe-wrapper {
    padding-bottom: 0;
    height: 100%;
}

.fullscreen-mode .control-btn {
    background-color: rgba(94, 76, 185, 0.7);
}

/* 如何玩游戏部分 */
.how-to-play-section {
    padding: var(--spacing-xxl) 0;
    background-image: linear-gradient(135deg, rgba(168, 151, 232, 0.15) 0%, rgba(122, 100, 212, 0.05) 100%);
}

.how-to-play-content {
    max-width: 800px;
    margin: 0 auto;
}

.instructions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.instruction-item {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.instruction-icon {
    background-color: var(--primary-color);
    color: var(--white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
    flex-shrink: 0;
}

.instruction-text {
    flex: 1;
}

/* 优势部分 */
.advantages-section {
    padding: var(--spacing-xxl) 0;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.advantage-card {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
    border: 1px solid var(--light-gray);
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-colored);
    border-color: var(--light-purple);
}

.advantage-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

/* 核心特征部分 */
.features-section {
    padding: var(--spacing-xxl) 0;
    background-image: linear-gradient(135deg, rgba(141, 178, 255, 0.15) 0%, rgba(122, 100, 212, 0.05) 100%);
}

.features-content {
    max-width: 800px;
    margin: 0 auto;
}

.features-text {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-item {
    padding: var(--spacing-lg);
    background-color: var(--white);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
    border: 1px solid var(--light-gray);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-colored);
    border-color: var(--light-purple);
}

/* 工作原理部分 */
.how-it-works-section {
    padding: var(--spacing-xxl) 0;
}

.how-it-works-content {
    max-width: 900px;
    margin: 0 auto;
}

.step-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.step-card {
    padding: var(--spacing-lg);
    background-color: var(--white);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-md);
    position: relative;
    transition: transform var(--transition-normal);
    border: 1px solid var(--light-gray);
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-colored);
    border-color: var(--light-purple);
}

.step-number {
    position: absolute;
    top: -15px;
    left: -15px;
    width: 40px;
    height: 40px;
    background-color: var(--accent-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: bold;
}

/* FAQ部分 */
.faq-section {
    padding: var(--spacing-xxl) 0;
    background-image: linear-gradient(135deg, rgba(168, 151, 232, 0.15) 0%, rgba(122, 100, 212, 0.05) 100%);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.faq-item {
    background-color: var(--white);
    border-radius: var(--card-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--light-gray);
}

.faq-question {
    padding: var(--spacing-md) var(--spacing-lg);
    font-weight: 600;
    cursor: pointer;
    position: relative;
    transition: all var(--transition-normal);
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--primary-color);
}

.faq-item.active .faq-question::after {
    content: '-';
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-answer {
    padding: 0 var(--spacing-lg) var(--spacing-md);
    color: var(--text-light-color);
}

/* 初始状态隐藏答案 */
.faq-answer {
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* 更多游戏部分 */
.more-games-section {
    padding: var(--spacing-xxl) 0;
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.game-card {
    background-color: var(--white);
    border-radius: var(--card-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
    border: 1px solid var(--light-gray);
}

.game-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-colored);
    border-color: var(--light-purple);
}

.game-image {
    height: 180px;
    background-color: rgba(168, 151, 232, 0.2);
    background-image: linear-gradient(135deg, rgba(168, 151, 232, 0.3) 0%, rgba(122, 100, 212, 0.1) 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--primary-color);
    font-weight: bold;
}

.game-card h3 {
    padding: var(--spacing-md) var(--spacing-md) 0;
}

.game-card p {
    padding: 0 var(--spacing-md);
    color: var(--text-light-color);
    font-size: 0.9rem;
}

.game-card .btn {
    margin: var(--spacing-md);
}

/* 页脚样式 */
footer {
    background-color: var(--white);
    color: var(--black);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    border-top: 1px solid rgba(122, 100, 212, 0.1);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    flex: 1;
    min-width: 250px;
}

.footer-logo a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    display: inline-block;
}

.footer-links {
    flex: 2;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
}

.footer-column {
    flex: 1;
    min-width: 150px;
}

.footer-column h4 {
    color: var(--light-gray);
    margin-bottom: var(--spacing-md);
}

.footer-column a {
    display: block;
    color: var(--gray);
    margin-bottom: var(--spacing-sm);
}

.footer-column a:hover {
    color: var(--primary-color);
}

.copyright {
    text-align: center;
    border-top: 1px solid var(--darker-gray);
    padding-top: var(--spacing-lg);
    color: var(--gray);
}

/* 响应式设计 */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-image {
        width: 150%;
        left: -25%;
    }
    
    .advantages-grid,
    .features-text,
    .step-cards,
    .games-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.6rem;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: var(--dark-purple);
        padding: 1rem 0;
        box-shadow: var(--shadow-md);
        z-index: 1000;
        text-align: center;
        transform: translateY(-10px);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition-normal);
    }
    
    .nav-links.active {
        display: flex;
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    
    .nav-links a {
        padding: 0.8rem 2rem;
        width: 100%;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .mobile-menu-btn span {
        transition: all var(--transition-normal);
    }
    
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    .hero-image {
        width: 200%;
        left: -50%;
    }
    
    .advantage-card,
    .feature-item,
    .step-card {
        padding: var(--spacing-md);
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .advantages-grid,
    .features-text,
    .step-cards,
    .games-grid {
        grid-template-columns: 1fr;
    }
    
    .instruction-item {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: center;
        text-align: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.4rem;
    }
    
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    .hero-image {
        width: 250%;
        left: -75%;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .game-container {
        border-radius: 0;
    }
    
    .btn {
        width: 100%;
    }
}

/* 加载指示器 */
.loading-indicator {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: var(--light-purple-bg);
    z-index: 1;
    transition: opacity 0.5s;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(122, 100, 212, 0.2);
    border-left-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}