/* ===== CSS变量定义 ===== */
:root {
    /* 主要配色 */
    --primary-dark: #110c0a;
    --primary-pink: #f29caf;
    --primary-blue: #226e85;
    --primary-purple: #944c94;
    
    /* 扩展配色 */
    --bg-primary: #0a0807;
    --bg-secondary: #1a1612;
    --bg-tertiary: #2a2420;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #999999;
    --border-color: #333333;
    --shadow-color: rgba(0, 0, 0, 0.5);
    
    /* 渐变色 */
    --gradient-primary: linear-gradient(135deg, var(--primary-pink), var(--primary-purple));
    --gradient-secondary: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    --gradient-dark: linear-gradient(135deg, var(--primary-dark), var(--bg-secondary));
    
    /* 字体 */
    --font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* 边框圆角 */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 20px;
    
    /* 过渡动画 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ===== 基础样式重置 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== 通用样式 ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== 按钮样式 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(242, 156, 175, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(242, 156, 175, 0.4);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: white;
    box-shadow: 0 4px 15px rgba(34, 110, 133, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(34, 110, 133, 0.4);
}

.btn-download {
    padding: 16px 32px;
    font-size: 1.1rem;
    border-radius: var(--border-radius-lg);
}

.btn-download span {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.btn-download small {
    font-size: 0.8rem;
    opacity: 0.8;
}



/* ===== 导航栏 ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(17, 12, 10, 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 1000;
    transition: all var(--transition-normal);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar.scrolled {
    background: rgba(17, 12, 10, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    border-bottom-color: rgba(242, 156, 175, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    position: relative;
}

/* Logo样式 */
.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-normal);
}

.logo-link:hover {
    transform: scale(1.05);
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-normal);
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.logo-text h2 {
    font-size: 1.6rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    line-height: 1.2;
}

.logo-text span {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 300;
    display: block;
    margin-top: -2px;
}

/* 导航菜单 */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 10px 16px;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.6s ease;
}

.nav-link:hover::before {
    left: 100%;
}

.nav-link i {
    font-size: 0.9rem;
    transition: transform var(--transition-normal);
}

.nav-link:hover {
    color: var(--primary-pink);
    background: rgba(242, 156, 175, 0.1);
    transform: translateY(-2px);
}

.nav-link:hover i {
    transform: scale(1.2);
}

.nav-link.active {
    color: var(--primary-pink);
    background: rgba(242, 156, 175, 0.15);
}



/* CTA按钮样式 */
.nav-cta .nav-download-btn {
    background: var(--gradient-primary);
    color: white;
    font-weight: 600;
    padding: 12px 20px;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 15px rgba(242, 156, 175, 0.3);
    position: relative;
    overflow: hidden;
}

.nav-cta .nav-download-btn::before {
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

.nav-cta .nav-download-btn:hover {
    background: var(--gradient-primary);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(242, 156, 175, 0.4);
}

/* 进度条 */
.nav-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-primary);
    transition: width var(--transition-fast);
    border-radius: 0 2px 2px 0;
    box-shadow: 0 0 10px rgba(242, 156, 175, 0.5);
}

/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: 8px;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-normal);
}

.hamburger:hover {
    background: rgba(255, 255, 255, 0.1);
}

.bar {
    width: 28px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-normal);
    transform-origin: center;
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
    background: var(--primary-pink);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
    background: var(--primary-pink);
}

/* 导航栏动画效果 */

@keyframes navSlideIn {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes progressGlow {
    0%, 100% {
        box-shadow: 0 0 10px rgba(242, 156, 175, 0.5);
    }
    50% {
        box-shadow: 0 0 20px rgba(242, 156, 175, 0.8);
    }
}

/* 导航栏入场动画 */
.navbar {
    animation: navSlideIn 0.8s ease-out;
}

/* 进度条发光效果 */
.nav-progress {
    animation: progressGlow 2s ease-in-out infinite;
}





/* Logo悬停效果 */
.logo-icon:hover {
    transform: scale(1.1);
}

.logo-icon img {
    transition: all var(--transition-normal);
}

.logo-icon:hover img {
    transform: scale(1.05);
}

/* 移动端菜单项淡入动画 */
@keyframes mobileMenuSlide {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 汉堡菜单动画增强 */
.hamburger {
    position: relative;
}

.hamburger::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(242, 156, 175, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.3s ease;
}

.hamburger:hover::before {
    width: 50px;
    height: 50px;
}

/* ===== 英雄区域 ===== */
.hero {
    min-height: 65vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 0 40px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-dark);
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(17, 12, 10, 0.3);
    z-index: -1;
}

/* 背景特效 */
.hero-effects {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    overflow: hidden;
}

/* 浮动粒子效果 */
.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    background: radial-gradient(circle, rgba(242, 156, 175, 0.6) 0%, rgba(242, 156, 175, 0.2) 50%, transparent 100%);
    border-radius: 50%;
    animation: floatParticle 8s infinite ease-in-out;
}

.particle:nth-child(1) {
    width: 4px;
    height: 4px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 6s;
}

.particle:nth-child(2) {
    width: 6px;
    height: 6px;
    top: 60%;
    left: 20%;
    animation-delay: 1s;
    animation-duration: 8s;
}

.particle:nth-child(3) {
    width: 3px;
    height: 3px;
    top: 40%;
    left: 80%;
    animation-delay: 2s;
    animation-duration: 7s;
}

.particle:nth-child(4) {
    width: 5px;
    height: 5px;
    top: 80%;
    left: 70%;
    animation-delay: 3s;
    animation-duration: 9s;
}

.particle:nth-child(5) {
    width: 4px;
    height: 4px;
    top: 30%;
    left: 50%;
    animation-delay: 4s;
    animation-duration: 6s;
}

.particle:nth-child(6) {
    width: 7px;
    height: 7px;
    top: 70%;
    left: 30%;
    animation-delay: 5s;
    animation-duration: 8s;
}

.particle:nth-child(7) {
    width: 3px;
    height: 3px;
    top: 15%;
    left: 90%;
    animation-delay: 6s;
    animation-duration: 7s;
}

.particle:nth-child(8) {
    width: 5px;
    height: 5px;
    top: 85%;
    left: 15%;
    animation-delay: 7s;
    animation-duration: 9s;
}

/* 渐变光球效果 */
.gradient-orbs {
    position: absolute;
    width: 100%;
    height: 100%;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    animation: orbFloat 12s infinite ease-in-out;
}

.orb-1 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(242, 156, 175, 0.3) 0%, rgba(242, 156, 175, 0.1) 50%, transparent 100%);
    top: 10%;
    left: 15%;
    animation-delay: 0s;
}

.orb-2 {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(148, 76, 148, 0.3) 0%, rgba(148, 76, 148, 0.1) 50%, transparent 100%);
    top: 60%;
    right: 20%;
    animation-delay: 4s;
}

.orb-3 {
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(34, 110, 133, 0.3) 0%, rgba(34, 110, 133, 0.1) 50%, transparent 100%);
    bottom: 20%;
    left: 60%;
    animation-delay: 8s;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-md);
    align-items: center;
}

.hero-main {
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    margin-bottom: var(--spacing-xs);
}

.title-main {
    display: block;
    font-size: 3.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.title-sub {
    display: block;
    font-size: 1.8rem;
    font-weight: 300;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--primary-pink);
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.hero-description {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.hero-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    animation: fadeInRight 1s ease-out 0.3s both;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    color: var(--primary-pink);
    font-size: 1.5rem;
}

/* ===== 关于部分 ===== */
.about {
    padding: var(--spacing-lg) 0;
    background: var(--bg-secondary);
}

/* 主要介绍区域 */
.about-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.story-intro, .game-intro {
    background: rgba(255, 255, 255, 0.03);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.story-intro::before, .game-intro::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.intro-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(242, 156, 175, 0.2);
    color: var(--primary-pink);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(242, 156, 175, 0.3);
}

.story-intro h3, .game-intro h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.story-intro p, .game-intro p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

/* 核心特色 */
.core-features {
    margin-bottom: var(--spacing-lg);
}

.features-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.features-header h3 {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.features-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-number {
    position: absolute;
    top: -15px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
    font-size: 1.1rem;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(242, 156, 175, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-sm);
    font-size: 1.6rem;
    color: var(--primary-pink);
    border: 2px solid rgba(242, 156, 175, 0.3);
}

.feature-card h4 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* 游戏数据 */
.game-data {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
}

.data-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.data-header h3 {
    font-size: 1.8rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.data-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.data-showcase {
    margin-bottom: var(--spacing-lg);
}

.data-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.main-stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-visual {
    flex-shrink: 0;
}

.stat-circle {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.stat-big {
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
    line-height: 1;
}

.stat-circle .stat-label {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 2px;
}

.stat-desc h4 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-desc p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

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

.data-item {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
}

.data-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-3px);
}

.data-item i {
    font-size: 1.5rem;
    color: var(--primary-pink);
    margin-bottom: var(--spacing-xs);
}

.data-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.data-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 游戏标签 */
.game-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
}

.tag-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(242, 156, 175, 0.15);
    color: var(--primary-pink);
    padding: 10px 16px;
    border-radius: 25px;
    font-size: 0.9rem;
    border: 1px solid rgba(242, 156, 175, 0.3);
    transition: all var(--transition-normal);
}

.tag-item:hover {
    background: rgba(242, 156, 175, 0.25);
    transform: translateY(-2px);
}

.tag-item i {
    font-size: 0.8rem;
}

/* ===== 故事部分 ===== */
.story {
    padding: var(--spacing-xl) 0;
    background: var(--bg-primary);
}

.story-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.story-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-item:nth-child(odd) .timeline-content {
    text-align: right;
    margin-right: var(--spacing-lg);
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: var(--spacing-lg);
}

.timeline-marker {
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    border: 4px solid var(--bg-primary);
}

.timeline-content {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-pink);
}

.timeline-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== 特色部分 ===== */
.features {
    padding: var(--spacing-xl) 0;
    background: var(--bg-secondary);
}



.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(242, 156, 175, 0.1), transparent);
    transition: left var(--transition-slow);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-pink);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-sm);
    background: var(--gradient-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== 画廊部分 ===== */
.gallery {
    padding: var(--spacing-xl) 0;
    background: var(--bg-primary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.gallery-item {
    position: relative;
    aspect-ratio: 16/9;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
    cursor: pointer;
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    font-size: 2rem;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

/* ===== 图片预览弹窗 ===== */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.image-modal.active {
    display: flex;
    opacity: 1;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: var(--spacing-lg);
}

.modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    z-index: 10001;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    pointer-events: none;
    z-index: 10001;
}

.modal-prev,
.modal-next {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    pointer-events: auto;
}

.modal-prev:hover,
.modal-next:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.modal-prev:disabled,
.modal-next:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.modal-image-container {
    max-width: 90%;
    max-height: 80%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.modal-image-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: modalImageIn 0.3s ease-out;
}

.modal-info {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: white;
    background: rgba(0, 0, 0, 0.5);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    backdrop-filter: blur(10px);
}

.modal-info h4 {
    margin: 0 0 var(--spacing-xs) 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-info p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.8;
}

@keyframes modalImageIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .modal-content {
        padding: var(--spacing-md);
    }
    
    .modal-close {
        top: var(--spacing-md);
        right: var(--spacing-md);
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .modal-nav {
        padding: 0 var(--spacing-md);
    }
    
    .modal-prev,
    .modal-next {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .modal-image-container {
        max-width: 95%;
        max-height: 75%;
    }
    
    .modal-info {
        bottom: var(--spacing-md);
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .modal-info h4 {
        font-size: 1rem;
    }
    
    .modal-info p {
        font-size: 0.8rem;
    }
}

/* ===== 下载部分 ===== */
/* ===== 下载模块 ===== */
.download {
    padding: var(--spacing-xl) 0;
    background: var(--bg-secondary);
}

.download-container {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* 主下载卡片 */
.download-main-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    padding: var(--spacing-md);
    position: relative;
    overflow: hidden;
    max-height: 200px;
}

.download-main-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
}

/* 下载内容区域 */
.download-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    height: 100%;
}

.game-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex: 1;
}

.game-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: white;
    box-shadow: 0 4px 15px rgba(242, 156, 175, 0.3);
    flex-shrink: 0;
}

.game-details {
    flex: 1;
}

.game-details h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2px;
    line-height: 1.2;
}

.game-details p {
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.2;
    margin-bottom: 4px;
}

.download-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.file-size {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 2px 6px;
    border-radius: 8px;
    font-size: 0.7rem;
    font-weight: 600;
}

.rating {
    color: var(--primary-pink);
    font-size: 0.7rem;
    font-weight: 600;
}

.download-count {
    color: var(--text-secondary);
    font-size: 0.7rem;
}

/* 下载操作区域 */
.download-action {
    flex-shrink: 0;
}

.download-btn-main {
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(242, 156, 175, 0.3);
    min-width: 100px;
    text-decoration: none;
    color: white;
}

.download-btn-main::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.download-btn-main:hover::before {
    left: 100%;
}

.download-btn-main:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(242, 156, 175, 0.4);
}

.download-btn-main i {
    font-size: 0.9rem;
    color: white;
}

.download-btn-main span {
    font-size: 0.9rem;
    font-weight: 700;
    color: white;
}

/* 信息卡片区域 */
.download-info-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.info-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.info-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.02);
}

.card-header i {
    color: var(--primary-pink);
    font-size: 1.1rem;
}

.card-header h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-content {
    padding: var(--spacing-md);
}

/* 信息项目 */
.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.info-value {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
}

/* 特色列表 */
.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.feature-item i {
    color: var(--primary-pink);
    font-size: 0.8rem;
    flex-shrink: 0;
    width: 16px;
    text-align: center;
}

/* 安全提示 */
.download-notice {
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid rgba(76, 175, 80, 0.3);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.notice-icon {
    width: 40px;
    height: 40px;
    background: rgba(76, 175, 80, 0.2);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #4CAF50;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.notice-content h5 {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.notice-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* ===== 页脚 ===== */
.footer {
    background: var(--primary-dark);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.footer-section h3 {
    font-size: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-section ul li a:hover {
    color: var(--primary-pink);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

.footer-bottom p {
    margin-bottom: var(--spacing-xs);
}

/* ===== 返回顶部按钮 ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 1000;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(242, 156, 175, 0.4);
}

/* ===== 动画效果 ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

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

/* 粒子浮动动画 */
@keyframes floatParticle {
    0%, 100% {
        transform: translateY(0px) translateX(0px) scale(1);
        opacity: 0.7;
    }
    25% {
        transform: translateY(-20px) translateX(10px) scale(1.1);
        opacity: 1;
    }
    50% {
        transform: translateY(-10px) translateX(-15px) scale(0.9);
        opacity: 0.8;
    }
    75% {
        transform: translateY(-30px) translateX(5px) scale(1.05);
        opacity: 0.9;
    }
}

/* 光球浮动动画 */
@keyframes orbFloat {
    0%, 100% {
        transform: translateY(0px) translateX(0px) scale(1);
        opacity: 0.6;
    }
    33% {
        transform: translateY(-30px) translateX(20px) scale(1.1);
        opacity: 0.8;
    }
    66% {
        transform: translateY(20px) translateX(-25px) scale(0.9);
        opacity: 0.7;
    }
}

/* ===== 内页样式 ===== */
/* 页面头部 */
.page-header {
    background: var(--bg-secondary);
    padding: 120px 0 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.page-header-content {
    text-align: center;
}

.breadcrumb {
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--primary-pink);
    text-decoration: none;
    transition: color var(--transition-normal);
}

.breadcrumb a:hover {
    color: var(--primary-purple);
}

.breadcrumb span {
    margin: 0 var(--spacing-xs);
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* 内容区域 */
.content-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-primary);
}

.section-block {
    margin-bottom: var(--spacing-xl);
}

/* 平台卡片 */
.platform-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.platform-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.platform-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.platform-icon {
    font-size: 3rem;
    color: var(--primary-pink);
    margin-bottom: var(--spacing-md);
}

.platform-card h3 {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.platform-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.platform-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.platform-status.supported {
    background: rgba(76, 175, 80, 0.2);
    color: #4CAF50;
    border: 1px solid rgba(76, 175, 80, 0.3);
}

/* 标签页 */
.requirements-tabs, .platform-tabs {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tab-buttons {
    display: flex;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tab-btn {
    flex: 1;
    padding: var(--spacing-md);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--gradient-primary);
    color: white;
}

.tab-content {
    padding: var(--spacing-lg);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

/* 配置要求 */
.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.req-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.req-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.req-details h4 {
    color: var(--text-primary);
    margin-bottom: 4px;
    font-size: 1rem;
}

.req-details p {
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 4px;
}

.req-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 提示卡片 */
.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.tip-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.tip-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-3px);
}

.tip-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-secondary);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.tip-card h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.tip-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 兼容性说明 */
.compatibility-notice {
    background: rgba(34, 110, 133, 0.1);
    border: 1px solid rgba(34, 110, 133, 0.3);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.notice-icon {
    width: 50px;
    height: 50px;
    background: rgba(34, 110, 133, 0.2);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.notice-content h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.notice-content ul {
    list-style: none;
    padding: 0;
}

.notice-content li {
    color: var(--text-secondary);
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.notice-content li::before {
    content: '•';
    color: var(--primary-blue);
    position: absolute;
    left: 0;
}

.notice-content a {
    color: var(--primary-pink);
    text-decoration: none;
}

.notice-content a:hover {
    text-decoration: underline;
}

/* 快速开始 */
.quick-start {
    background: var(--gradient-dark);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.quick-start-header h2 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.quick-start-header p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.quick-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 200px;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.step-content h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
}

.step-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.step-arrow {
    color: var(--primary-pink);
    font-size: 1.5rem;
}

/* 安装步骤 */
.install-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.step-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.step-header {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.step-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.step-header h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
}

.step-body {
    padding: var(--spacing-lg);
}

.step-body p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.step-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0;
}

.step-list li {
    color: var(--text-secondary);
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.step-list li::before {
    content: '✓';
    color: var(--primary-pink);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.code-block {
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
    font-family: 'Courier New', monospace;
}

.code-block code {
    color: var(--primary-pink);
    font-size: 0.9rem;
    display: block;
    margin-bottom: 4px;
}

.step-tips {
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid rgba(76, 175, 80, 0.3);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm);
    margin-top: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.step-tips i {
    color: #4CAF50;
}

.step-tips span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.step-warning {
    background: rgba(255, 152, 0, 0.1);
    border: 1px solid rgba(255, 152, 0, 0.3);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm);
    margin-top: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.step-warning i {
    color: #FF9800;
}

.step-warning span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* 故障排除 */
.troubleshoot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.trouble-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.trouble-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-3px);
}

.trouble-icon {
    width: 50px;
    height: 50px;
    background: rgba(244, 67, 54, 0.2);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #F44336;
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
}

.trouble-card h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.trouble-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.trouble-link {
    color: var(--primary-pink);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.trouble-link:hover {
    color: var(--primary-purple);
}

/* 完成提示 */
.completion-notice {
    background: rgba(76, 175, 80, 0.1);
    border: 1px solid rgba(76, 175, 80, 0.3);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.completion-notice .notice-icon {
    background: rgba(76, 175, 80, 0.2);
    color: #4CAF50;
}

.completion-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

/* FAQ 样式 */
.faq-search {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.search-box {
    position: relative;
    max-width: 500px;
    margin: 0 auto var(--spacing-sm);
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.search-box input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 50px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-pink);
    background: rgba(255, 255, 255, 0.08);
}

.search-hint {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.faq-categories {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
}

.category-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
}

.category-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.category-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.faq-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.faq-item.active {
    border-color: var(--primary-pink);
}

.faq-question {
    padding: var(--spacing-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-normal);
}

.faq-question h3 {
    color: var(--text-primary);
    font-size: 1.1rem;
    margin: 0;
}

.faq-question i {
    color: var(--primary-pink);
    transition: transform var(--transition-normal);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--text-secondary);
    line-height: 1.6;
    display: none;
}

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

.faq-answer ul, .faq-answer ol {
    margin: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
}

.faq-answer li {
    margin-bottom: 8px;
}

.faq-answer a {
    color: var(--primary-pink);
    text-decoration: none;
}

.faq-answer a:hover {
    text-decoration: underline;
}

/* 支持联系 */
.support-contact {
    text-align: center;
}

.support-header h2 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.support-header p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.support-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.support-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.support-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-5px);
}

.support-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-secondary);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin: 0 auto var(--spacing-md);
}

.support-card h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.support-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.support-link {
    color: var(--primary-pink);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
}

.support-link:hover {
    color: var(--primary-purple);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
}

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-stats {
        flex-direction: row;
        justify-content: center;
    }
    
    .title-main {
        font-size: 3.5rem;
    }
    
    .title-sub {
        font-size: 1.8rem;
    }
    
    /* 下载模块响应式 */
    .download-info-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .download-main-card {
        max-height: 180px;
    }
    
    .timeline-item {
        flex-direction: column !important;
    }
    
    .timeline-item .timeline-content {
        text-align: left !important;
        margin: var(--spacing-sm) 0 !important;
    }
    
    .story-timeline::before {
        left: 20px;
    }
    
    .timeline-marker {
        left: 20px;
        transform: translateX(-50%);
    }
}

@media (max-width: 768px) {
    .nav-container {
        height: 70px;
    }
    
    .hero {
        min-height: 60vh;
        padding: 100px 0 30px;
    }
    
    /* 内页响应式 */
    .page-header {
        padding: 100px 0 40px;
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .platform-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .tab-buttons {
        flex-direction: column;
    }
    
    .tab-btn {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .tab-btn:last-child {
        border-bottom: none;
    }
    
    .requirements-grid {
        grid-template-columns: 1fr;
    }
    
    .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-steps {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .troubleshoot-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-categories {
        flex-direction: column;
        align-items: center;
    }
    
    .category-btn {
        width: 200px;
        justify-content: center;
    }
    
    .support-options {
        grid-template-columns: 1fr;
    }
    
    .completion-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .logo-text h2 {
        font-size: 1.4rem;
    }
    
    .logo-text span {
        font-size: 0.8rem;
    }
    
    .logo-icon {
        width: 35px;
        height: 35px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(17, 12, 10, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        width: 100%;
        height: calc(100vh - 70px);
        text-align: center;
        transition: left 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
        padding: var(--spacing-lg) 0;
        gap: 0;
        justify-content: flex-start;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }
    
    .nav-link {
        width: 90%;
        margin: 0 auto;
        padding: 18px 24px;
        font-size: 1.1rem;
        border-radius: var(--border-radius-lg);
        justify-content: center;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-link i {
        font-size: 1.2rem;
        margin-right: 12px;
    }
    
    .nav-link:hover {
        background: rgba(242, 156, 175, 0.2);
        border-color: rgba(242, 156, 175, 0.3);
        transform: scale(1.02);
    }
    
    .nav-cta .nav-download-btn {
        background: var(--gradient-primary);
        margin-top: var(--spacing-md);
        padding: 20px 32px;
        font-size: 1.2rem;
        font-weight: 700;
        box-shadow: 0 6px 25px rgba(242, 156, 175, 0.4);
    }
    
    .nav-cta .nav-download-btn:hover {
        transform: scale(1.05);
        box-shadow: 0 8px 30px rgba(242, 156, 175, 0.5);
    }
    
    .title-main {
        font-size: 2.5rem;
    }
    
    .title-sub {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        flex-direction: row;
        gap: var(--spacing-xs);
    }
    
    .stat-item {
        flex: 1;
        padding: var(--spacing-xs);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.75rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .about-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .data-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .data-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .game-tags {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xs);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    /* 下载模块768px响应式 */
    .download-main-card {
        padding: var(--spacing-sm);
        max-height: 200px;
    }
    
    .download-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .game-info {
        flex-direction: column;
        gap: var(--spacing-sm);
        width: 100%;
    }
    
    .game-icon {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .game-details h3 {
        font-size: 1rem;
    }
    
    .game-details p {
        font-size: 0.75rem;
        margin-bottom: 4px;
    }
    
    .download-meta {
        justify-content: center;
        gap: 4px;
    }
    
    .download-action {
        width: 100%;
    }
    
    .download-btn-main {
        padding: var(--spacing-xs) var(--spacing-sm);
        width: 100%;
        min-width: auto;
    }
    
    .download-btn-main i {
        font-size: 0.8rem;
    }
    
    .download-btn-main span {
        font-size: 0.8rem;
    }
    
    .download-info-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .card-header {
        padding: var(--spacing-sm);
    }
    
    .card-content {
        padding: var(--spacing-sm);
    }
    
    .download-notice {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .notice-icon {
        width: 35px;
        height: 35px;
        font-size: 1rem;
        align-self: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-xs);
    }
    
    /* 导航栏小屏幕优化 */
    .nav-container {
        height: 65px;
        padding: 0 var(--spacing-xs);
    }
    
    .hero {
        min-height: 55vh;
        padding: 90px 0 25px;
    }
    
    .logo-text h2 {
        font-size: 1.2rem;
    }
    
    .logo-text span {
        font-size: 0.75rem;
    }
    
    .logo-icon {
        width: 32px;
        height: 32px;
    }
    
    .nav-menu {
        top: 65px;
        padding: var(--spacing-md) var(--spacing-xs);
    }
    
    .nav-link {
        padding: 16px 20px;
        font-size: 1rem;
    }
    
    .nav-cta .nav-download-btn {
        padding: 18px 28px;
        font-size: 1.1rem;
    }
    
    .hamburger {
        gap: 4px;
        padding: 6px;
    }
    
    .bar {
        width: 24px;
        height: 2.5px;
    }
    
    .title-main {
        font-size: 2rem;
    }
    
    .title-sub {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .btn-download {
        padding: 14px 28px;
        font-size: 1rem;
    }
    
    .hero-stats {
        flex-direction: row;
        gap: 8px;
    }
    
    .stat-item {
        flex: 1;
        padding: 8px;
    }
    
    .stat-number {
        font-size: 1.3rem;
    }
    
    .stat-label {
        font-size: 0.7rem;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    
    .story-intro h3, .game-intro h3 {
        font-size: 1.3rem;
    }
    
    .story-intro, .game-intro {
        padding: var(--spacing-lg);
    }
    
    .features-header h3 {
        font-size: 1.6rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .feature-card {
        padding: var(--spacing-md);
    }
    
    .feature-card h4 {
        font-size: 1rem;
    }
    
    .feature-card p {
        font-size: 0.85rem;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.4rem;
    }
    
    .data-main {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .main-stat {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm);
    }
    
    .stat-circle {
        width: 80px;
        height: 80px;
    }
    
    .stat-big {
        font-size: 1.2rem;
    }
    
    .data-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .game-tags {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xs);
        justify-content: flex-start;
    }
    
    .tag-item {
        font-size: 0.8rem;
        padding: 8px 12px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xs);
    }
    
    /* 下载模块480px响应式 */
    .download-main-card {
        padding: var(--spacing-xs);
        margin: 0 var(--spacing-xs);
        max-height: 160px;
    }
    
    .download-content {
        gap: var(--spacing-sm);
    }
    
    .game-icon {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }
    
    .game-details h3 {
        font-size: 0.9rem;
    }
    
    .game-details p {
        font-size: 0.7rem;
        margin-bottom: 2px;
    }
    
    .download-meta {
        gap: 2px;
    }
    
    .file-size {
        font-size: 0.6rem;
        padding: 2px 4px;
    }
    
    .rating {
        font-size: 0.6rem;
    }
    
    .download-count {
        font-size: 0.6rem;
    }
    
    .download-btn-main {
        padding: 6px var(--spacing-xs);
        gap: 4px;
    }
    
    .download-btn-main i {
        font-size: 0.7rem;
    }
    
    .download-btn-main span {
        font-size: 0.7rem;
    }
    
    .card-header {
        padding: var(--spacing-xs);
    }
    
    .card-header h4 {
        font-size: 0.9rem;
    }
    
    .card-content {
        padding: var(--spacing-xs);
    }
    
    .info-item {
        padding: 4px 0;
    }
    
    .info-label,
    .info-value {
        font-size: 0.8rem;
    }
    
    .feature-item {
        font-size: 0.8rem;
        gap: var(--spacing-xs);
    }
    
    .download-notice {
        padding: var(--spacing-sm);
        margin: 0 var(--spacing-xs);
    }
    
    .notice-icon {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
    }
    
    .notice-content h5 {
        font-size: 0.9rem;
    }
    
    .notice-content p {
        font-size: 0.8rem;
    }
}

/* ===== 滚动条样式 ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-pink);
}

/* ===== 选择文本样式 ===== */
::selection {
    background: var(--primary-pink);
    color: white;
}

::-moz-selection {
    background: var(--primary-pink);
    color: white;
}