/* ============================================
   催眠app官网 - 现代化响应式样式
   主题色：紫色 + 黑色 + 粉色
   ============================================ */

/* CSS Variables for Theme Colors */
:root {
    /* Primary Colors */
    --color-primary: #9333ea;
    --color-primary-dark: #7e22ce;
    --color-primary-light: #a855f7;
    --color-secondary: #ec4899;
    --color-accent: #f472b6;
    
    /* Background Colors */
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #1a1a1a;
    --color-bg-card: #1f1f1f;
    --color-bg-hover: #2a2a2a;
    
    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #d1d5db;
    --color-text-muted: #9ca3af;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #9333ea 0%, #ec4899 100%);
    --gradient-secondary: linear-gradient(135deg, #7e22ce 0%, #c026d3 100%);
    --gradient-card: linear-gradient(135deg, #1f1f1f 0%, #2a1a2f 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(147, 51, 234, 0.1);
    --shadow-md: 0 4px 16px rgba(147, 51, 234, 0.2);
    --shadow-lg: 0 8px 32px rgba(147, 51, 234, 0.3);
    --shadow-glow: 0 0 20px rgba(147, 51, 234, 0.5);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-tooltip: 1050;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Accessibility Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* ============================================
   Typography
   ============================================ */

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

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

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

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

a:hover {
    color: var(--color-secondary);
}

strong {
    color: var(--color-accent);
    font-weight: 600;
}

/* ============================================
   Container & Layout
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
}

.section {
    padding: var(--spacing-2xl) 0;
    position: relative;
}

.section-title {
    text-align: center;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: var(--spacing-sm) auto 0;
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   Breadcrumb Navigation
   ============================================ */

.breadcrumb-nav {
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(5px);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid rgba(147, 51, 234, 0.1);
}

.breadcrumb {
    display: flex;
    list-style: none;
    gap: var(--spacing-xs);
    align-items: center;
    flex-wrap: wrap;
    font-size: 0.875rem;
}

.breadcrumb li {
    display: flex;
    align-items: center;
    color: var(--color-text-muted);
}

.breadcrumb li:not(:last-child)::after {
    content: '›';
    margin-left: var(--spacing-xs);
    color: var(--color-text-muted);
    font-size: 1.125rem;
}

.breadcrumb a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

.breadcrumb li:last-child {
    color: var(--color-primary-light);
}

/* ============================================
   Header & Navigation
   ============================================ */

.header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(147, 51, 234, 0.2);
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
}

.logo img {
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--color-text-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary-light);
    background: rgba(147, 51, 234, 0.1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--gradient-primary);
    transition: transform var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-primary-light);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ============================================
   Hero Section
   ============================================ */

.hero-section {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: var(--spacing-2xl) 0;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top, rgba(147, 51, 234, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

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

.hero-text {
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.hero-description {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-sm);
    background: var(--gradient-card);
    border-radius: var(--radius-md);
    border: 1px solid rgba(147, 51, 234, 0.2);
    min-width: 100px;
}

.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: 0.875rem;
    color: var(--color-text-muted);
}

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

.hero-image {
    animation: fadeInRight 0.8s ease;
}

.hero-image picture,
.hero-image img {
    display: block;
}

.responsive-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 2px solid rgba(147, 51, 234, 0.3);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-muted);
    animation: bounce 2s infinite;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    text-decoration: none;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    color: white;
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary-light);
    border: 2px solid var(--color-primary);
}

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

.btn-download {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-sm) var(--spacing-xl);
    font-size: 1.125rem;
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    color: white;
}

/* ============================================
   Introduction Section
   ============================================ */

.intro-section {
    background: var(--color-bg-secondary);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.intro-text {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.intro-image {
    animation: fadeInRight 0.8s ease;
}

/* ============================================
   Features Section
   ============================================ */

.features-section {
    position: relative;
}

.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(236, 72, 153, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.feature-card {
    background: var(--gradient-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(147, 51, 234, 0.2);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.feature-card:hover::before {
    opacity: 0.05;
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    display: block;
}

.feature-title {
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.feature-image-container {
    margin-top: var(--spacing-xl);
    animation: fadeInUp 0.8s ease;
}

/* ============================================
   Gameplay Section
   ============================================ */

.gameplay-section {
    background: var(--color-bg-secondary);
}

.gameplay-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.gameplay-item {
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-primary);
    margin-bottom: var(--spacing-md);
    transition: all var(--transition-normal);
}

.gameplay-item:hover {
    border-left-color: var(--color-secondary);
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.gameplay-title {
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
    font-size: 1.25rem;
}

.gameplay-item p {
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

/* ============================================
   Characters Section
   ============================================ */

.characters-section {
    position: relative;
}

.character-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.character-card {
    background: var(--gradient-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid rgba(147, 51, 234, 0.3);
    position: relative;
    overflow: hidden;
}

.character-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.character-name {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.character-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.character-info {
    position: relative;
    z-index: 1;
}

.character-info p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

.character-image-container {
    margin-top: var(--spacing-xl);
}

/* ============================================
   Guide Section
   ============================================ */

.guide-section {
    background: var(--color-bg-secondary);
}

.guide-timeline {
    position: relative;
    padding-left: var(--spacing-xl);
}

.guide-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.guide-stage {
    position: relative;
    margin-bottom: var(--spacing-xl);
    background: var(--color-bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(147, 51, 234, 0.2);
}

.guide-stage::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--spacing-xl) - 8px);
    top: var(--spacing-lg);
    width: 20px;
    height: 20px;
    background: var(--gradient-primary);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--color-bg-secondary);
}

.stage-badge {
    display: inline-block;
    background: var(--gradient-secondary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.stage-title {
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-md);
}

.stage-content {
    color: var(--color-text-secondary);
}

.stage-content p {
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
}

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

.guide-list li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
}

.guide-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.highlight-tip {
    background: rgba(236, 72, 153, 0.1);
    border-left: 4px solid var(--color-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-md);
    font-weight: 500;
}

/* ============================================
   Updates Section
   ============================================ */

.updates-section {
    text-align: center;
}

.update-card {
    max-width: 600px;
    margin: 0 auto;
    background: var(--gradient-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid rgba(147, 51, 234, 0.3);
}

.update-version {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-lg);
    border-radius: var(--radius-sm);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.update-date {
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
}

.update-list {
    text-align: left;
    list-style: none;
    color: var(--color-text-secondary);
}

.update-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(147, 51, 234, 0.1);
}

.update-list li:last-child {
    border-bottom: none;
}

/* ============================================
   FAQ Section
   ============================================ */

.faq-section {
    background: var(--color-bg-secondary);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-bg-card);
    margin-bottom: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(147, 51, 234, 0.2);
    overflow: hidden;
    transition: all var(--transition-normal);
}

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

.faq-item[open] {
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: var(--spacing-md);
    font-weight: 600;
    color: var(--color-primary-light);
    cursor: pointer;
    user-select: none;
    list-style: none;
    position: relative;
    transition: all var(--transition-fast);
}

.faq-question::-webkit-details-marker {
    display: none;
}

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

.faq-item[open] .faq-question::after {
    content: '−';
    transform: translateY(-50%) rotate(180deg);
}

.faq-question:hover {
    background: rgba(147, 51, 234, 0.05);
}

.faq-answer {
    padding: 0 var(--spacing-md) var(--spacing-md) var(--spacing-md);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ============================================
   Reviews Section
   ============================================ */

.reviews-section {
    background: var(--color-bg-secondary);
    position: relative;
}

.reviews-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top, rgba(236, 72, 153, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.review-card {
    background: var(--gradient-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(147, 51, 234, 0.2);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.review-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    transform: scaleY(0);
    transition: transform var(--transition-normal);
}

.review-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.review-card:hover::before {
    transform: scaleY(1);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid rgba(147, 51, 234, 0.1);
}

.reviewer-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.reviewer-name {
    font-weight: 600;
    color: var(--color-primary-light);
    font-size: 1.125rem;
}

.review-rating {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.stars {
    color: #fbbf24;
    font-size: 1rem;
    letter-spacing: 2px;
}

.review-date {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.review-text {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 0;
}

.overall-rating {
    text-align: center;
    background: var(--gradient-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid rgba(147, 51, 234, 0.3);
    position: relative;
    z-index: 1;
}

.rating-score {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.score-number {
    font-size: 4rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.score-label {
    color: var(--color-text-secondary);
    font-size: 1.125rem;
}

.rating-stars {
    font-size: 2rem;
    color: #fbbf24;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 4px;
}

.rating-count {
    color: var(--color-text-muted);
    margin-bottom: 0;
}

/* ============================================
   Download Section
   ============================================ */

.download-section {
    text-align: center;
    position: relative;
}

.download-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(147, 51, 234, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    position: relative;
    z-index: 1;
}

.download-card {
    background: var(--gradient-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 2px solid rgba(147, 51, 234, 0.3);
    transition: all var(--transition-normal);
}

.download-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.download-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.download-title {
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-sm);
}

.download-desc,
.download-size {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
}

.download-notice {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-md);
    background: rgba(236, 72, 153, 0.1);
    border-left: 4px solid var(--color-secondary);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    text-align: left;
    position: relative;
    z-index: 1;
}

/* ============================================
   Links Section
   ============================================ */

.links-section {
    background: var(--color-bg-secondary);
}

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

.link-card {
    background: var(--color-bg-card);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(147, 51, 234, 0.2);
    text-align: center;
    transition: all var(--transition-normal);
    display: block;
}

.link-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.link-title {
    color: var(--color-primary-light);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.link-desc {
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--color-bg-secondary);
    border-top: 1px solid rgba(147, 51, 234, 0.2);
    padding: var(--spacing-2xl) 0 var(--spacing-md);
    margin-top: var(--spacing-2xl);
}

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

.footer-title {
    color: var(--color-primary-light);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.footer-text {
    color: var(--color-text-muted);
    line-height: 1.7;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

.footer-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag {
    display: inline-block;
    background: rgba(147, 51, 234, 0.2);
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(147, 51, 234, 0.1);
    color: var(--color-text-muted);
}

.footer-disclaimer {
    margin-top: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--color-accent);
}

/* ============================================
   Back to Top Button
   ============================================ */

.back-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
    z-index: var(--z-fixed);
    opacity: 0;
    visibility: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* ============================================
   Lazy Loading
   ============================================ */

.lazy-load {
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.lazy-load.loaded {
    opacity: 1;
}

/* ============================================
   Animations
   ============================================ */

@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: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-10px) translateX(-50%);
    }
    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    :root {
        --spacing-xl: 2.5rem;
        --spacing-2xl: 3rem;
    }
    
    .hero-content,
    .intro-grid,
    .gameplay-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero-image,
    .intro-image,
    .gameplay-image {
        order: -1;
    }
}

@media (max-width: 768px) {
    .breadcrumb-nav {
        padding: var(--spacing-xs) 0;
    }
    
    .breadcrumb {
        font-size: 0.8rem;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .score-number {
        font-size: 3rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        justify-content: flex-start;
        padding: var(--spacing-xl);
        gap: var(--spacing-md);
        transition: left var(--transition-normal);
        border-right: 1px solid rgba(147, 51, 234, 0.2);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-stats {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .character-grid {
        grid-template-columns: 1fr;
    }
    
    .guide-timeline {
        padding-left: var(--spacing-md);
    }
    
    .guide-stage::before {
        left: calc(-1 * var(--spacing-md) - 6px);
        width: 16px;
        height: 16px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-tags {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 2.5rem;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-section {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
    }
    
    .links-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
    .header,
    .mobile-menu-toggle,
    .scroll-indicator,
    .back-to-top,
    .hero-buttons,
    .download-section {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* ============================================
   Accessibility & Focus Styles
   ============================================ */

*:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================
   Performance Optimizations
   ============================================ */

.section,
.feature-card,
.character-card,
.guide-stage,
.download-card {
    will-change: transform;
}

img {
    content-visibility: auto;
}