/* Typography */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@300;400;600;700;800;900&family=Fredoka+One:wght@400&display=swap');

/* CSS Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Blue Theme Color Palette */
    --primary-color: #2563eb;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #60a5fa;
    --secondary-color: #0891b2;
    --secondary: #0891b2;
    --accent-color: #3b82f6;
    --purple-anime: #6366f1;
    --blue-anime: #2196f3;
    --green-anime: #4caf50;
    --orange-anime: #ff9800;
    --text-primary: #2d3436;
    --text-secondary: #636e72;
    --text-light: #b2bec3;
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9ff;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-anime: linear-gradient(135deg, #1e40af 0%, #3730a3 50%, #1e3a8a 100%);
    --bg-dark: #2d3436;
    --border-color: #ddd6fe;
    --shadow-sm: 0 2px 4px 0 rgb(37 99 235 / 0.1);
    --shadow-md: 0 6px 12px -2px rgb(37 99 235 / 0.15), 0 4px 8px -2px rgb(8 145 178 / 0.1);
    --shadow-lg: 0 12px 24px -4px rgb(37 99 235 / 0.2), 0 8px 16px -4px rgb(8 145 178 / 0.15);
    --shadow-xl: 0 24px 48px -8px rgb(37 99 235 / 0.25), 0 16px 32px -8px rgb(8 145 178 / 0.2);
    --shadow-anime: 0 8px 32px rgba(37, 99, 235, 0.3), 0 4px 16px rgba(8, 145, 178, 0.2);
    
    /* Typography */
    --font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Fredoka One', 'Nunito', sans-serif;
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: var(--spacing-4);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 8px rgba(37, 99, 235, 0.3);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    margin-bottom: var(--spacing-6);
    animation: textGlow 3s ease-in-out infinite alternate;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-5);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--spacing-4);
}

p {
    font-size: clamp(1rem, 2vw, 1.125rem);
    line-height: 1.7;
    margin-bottom: var(--spacing-4);
    font-weight: 400;
}

.hero h1 {
    font-size: clamp(3rem, 6vw, 5rem);
    text-shadow: 0 0 20px rgba(37, 99, 235, 0.5), 0 0 40px rgba(8, 145, 178, 0.3);
}

.hero p {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    font-weight: 300;
    opacity: 0.9;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

@keyframes textGlow {
    from {
        text-shadow: 0 0 20px rgba(37, 99, 235, 0.5), 0 0 40px rgba(8, 145, 178, 0.3);
    }
    to {
        text-shadow: 0 0 30px rgba(37, 99, 235, 0.8), 0 0 60px rgba(8, 145, 178, 0.5);
    }
}

/* 语言选择器样式 */
.language-selector {
    position: relative;
}

.language-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.language-btn:hover {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--primary-color);
    transform: translateY(-1px);
}

.language-icon {
    font-size: 1rem;
}

.language-arrow {
    font-size: 0.75rem;
    transition: transform 0.3s ease;
}

.language-selector.active .language-arrow {
    transform: rotate(180deg);
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.5rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 0.75rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
    min-width: 150px;
}

.language-selector.active .language-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-dropdown li {
    list-style: none;
}

.language-option {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1rem;
    background: none;
    border: none;
    color: #374151;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 0.5rem;
    margin: 0.25rem;
}

.language-option:hover {
    background: rgba(37, 99, 235, 0.1);
    color: #2563eb;
}

.language-option:first-child {
    margin-top: 0.5rem;
}

.language-option:last-child {
    margin-bottom: 0.5rem;
}

/* 移动端语言选择器 */
@media (max-width: 768px) {
    .language-selector {
        order: -1;
        margin-bottom: 1rem;
    }
    
    .language-btn {
        width: 100%;
        justify-content: center;
        padding: 0.75rem 1rem;
    }
    
    .language-dropdown {
        position: static;
        margin-top: 0.5rem;
        width: 100%;
        transform: none;
        opacity: 1;
        visibility: visible;
        display: none;
    }
    
    .language-selector.active .language-dropdown {
        display: block;
    }
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 120px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    text-decoration: none;
    color: var(--text-primary);
}

.logo {
    height: 80px;
    border-radius: var(--radius-lg);
    object-fit: cover;
}

.brand-text {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-8);
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background-color: rgba(99, 102, 241, 0.1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-2);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition-fast);
}

/* Main Content */
.main {
    margin-top: 70px;
}

/* Hero Section */
.hero {
    min-height: 40vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    position: relative;
    overflow: hidden;
    padding: var(--spacing-8) 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.3;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.05) 100%);
    opacity: 0.8;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-6);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-8);
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-4);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--radius-xl);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: var(--transition-normal);
    border: 2px solid transparent;
    cursor: pointer;
    min-width: 140px;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: white;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease-out 0.3s both;
}

.hero-card {
    position: relative;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-8);
    text-align: center;
    box-shadow: var(--shadow-anime);
    animation: float 6s ease-in-out infinite;
    transform-style: preserve-3d;
}

.hero-card:hover {
    transform: translateY(-10px) rotateY(5deg);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.4), 0 10px 20px rgba(8, 145, 178, 0.3);
}

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, #2563eb, #0891b2, #3b82f6, #6366f1, #2563eb);
    animation: rotate 20s linear infinite;
    pointer-events: none;
    opacity: 0.3;
    border-radius: inherit;
}

.card-content {
    position: relative;
    z-index: 1;
}

.game-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-4);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    box-shadow: 0 8px 16px rgba(37, 99, 235, 0.4);
    transition: all 0.3s ease;
}

.game-card:hover .game-icon {
    transform: rotate(360deg) scale(1.1);
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.6);
}

.hero-card h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-2);
    font-weight: 600;
    background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 50%, #2563eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    filter: drop-shadow(0 0 10px rgba(96, 165, 250, 0.6));
}

.hero-card p {
    opacity: 0.8;
    font-size: var(--font-size-lg);
}

/* Games Section */
.games {
    padding: var(--spacing-20) 0;
    background-color: var(--bg-secondary);
}

.games-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-16);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
    color: var(--text-primary);
}

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

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-8);
}

.game-card {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    position: relative;
    border: 3px solid transparent;
    background-clip: padding-box;
}

.game-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, #2563eb, #0891b2, #3b82f6, #6366f1);
    background-size: 400% 400%;
    animation: gradientShift 8s ease infinite;
    z-index: -2;
    border-radius: inherit;
}

.game-card::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    right: 3px;
    bottom: 3px;
    background: white;
    border-radius: calc(var(--radius-xl) - 3px);
    z-index: -1;
}

.game-card:hover {
    transform: translateY(-15px) scale(1.05);
    box-shadow: 0 25px 50px rgba(37, 99, 235, 0.4), 
                0 15px 30px rgba(8, 145, 178, 0.3),
                0 5px 15px rgba(59, 130, 246, 0.2);
    border-color: var(--primary);
}

.game-card:hover::before {
    animation-duration: 2s;
}

.game-image {
    position: relative;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.game-placeholder {
    font-size: 4rem;
    opacity: 0.8;
}

.game-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: var(--transition-normal);
}

.game-card:hover .game-overlay {
    opacity: 1;
}

.play-btn {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--radius-full);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    transform: translateY(10px);
}

.game-card:hover .play-btn {
    transform: translateY(0);
}

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

.game-info {
    padding: var(--spacing-6);
}

.game-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
    color: var(--text-primary);
}

.game-desc {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-4);
    line-height: 1.5;
}

.game-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.game-category {
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.game-rating {
    color: var(--secondary-color);
    font-weight: 600;
    font-size: var(--font-size-sm);
}

/* About Section */
.about {
    padding: var(--spacing-20) 0;
    background: white;
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.about-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.about-text {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-16);
    line-height: 1.8;
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-8);
    margin-top: var(--spacing-12);
}

.feature {
    text-align: center;
    padding: var(--spacing-6);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-4);
    display: block;
}

.feature h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-3);
    color: var(--text-primary);
}

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

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-12);
    margin-bottom: var(--spacing-12);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-6);
}

.footer-logo {
    height: 80px;
    border-radius: var(--radius-lg);
}

.footer-brand-text {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--primary-light);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-8);
}

.footer-section h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-4);
    color: white;
}

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

.footer-section li {
    margin-bottom: var(--spacing-2);
}

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

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-8);
    text-align: center;
    color: var(--text-light);
}

/* 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 float {
    0% {
        transform: translateY(0px) translateX(0px);
    }
    25% {
        transform: translateY(-15px) translateX(10px);
    }
    50% {
        transform: translateY(-30px) translateX(0px);
    }
    75% {
        transform: translateY(-15px) translateX(-10px);
    }
    100% {
        transform: translateY(0px) translateX(0px);
    }
}

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

/* Anime Decorative Elements */
.anime-decoration {
    position: fixed;
    pointer-events: none;
    z-index: -1;
}

.floating-hearts {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    top: 0;
    left: 0;
}

.floating-hearts::before,
.floating-hearts::after {
    content: '💖';
    position: absolute;
    font-size: 2rem;
    animation: floatUp 15s infinite linear;
    opacity: 0.6;
}

.floating-hearts::before {
    left: 10%;
    animation-delay: 0s;
}

.floating-hearts::after {
    left: 80%;
    animation-delay: 7s;
    content: '✨';
}

.sparkle-effect {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, #2563eb, transparent),
        radial-gradient(2px 2px at 40px 70px, #0891b2, transparent),
        radial-gradient(1px 1px at 90px 40px, #3b82f6, transparent),
        radial-gradient(1px 1px at 130px 80px, #6366f1, transparent),
        radial-gradient(2px 2px at 160px 30px, #2563eb, transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: sparkle 20s linear infinite;
    opacity: 0.4;
}

/* Button Animations */
.btn {
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

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

.btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.4);
}

/* Section Animations */
.section {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Keyframe Animations */
@keyframes floatUp {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

@keyframes sparkle {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 200px 100px;
    }
}

@keyframes twinkle {
    0%, 100% {
        opacity: 0.4;
        transform: scale(1);
    }
    25% {
        opacity: 0.8;
        transform: scale(1.1);
    }
    50% {
        opacity: 1;
        transform: scale(1.2);
    }
    75% {
        opacity: 0.8;
        transform: scale(1.1);
    }
}

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

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -30px, 0);
    }
    70% {
        transform: translate3d(0, -15px, 0);
    }
    90% {
        transform: translate3d(0, -4px, 0);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .games-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--spacing-6);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        min-height: 80vh;
        padding: var(--spacing-8) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .btn {
        min-width: 120px;
        padding: var(--spacing-3) var(--spacing-6);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .games-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }
    
    .features {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-4);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-6);
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 var(--spacing-4);
    }
    
    .hero-container,
    .games-container,
    .about-container,
    .footer-container {
        padding: 0 var(--spacing-4);
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 200px;
    }
    
    .features {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for accessibility */
.nav-link:focus,
.btn:focus,
.play-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-primary: #000000;
        --text-secondary: #333333;
        --border-color: #000000;
    }
}

/* Legal Pages Styles */
.legal-page {
    min-height: 100vh;
    padding: var(--spacing-20) 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e0e7ff 100%);
}

.legal-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.legal-header {
    text-align: center;
    margin-bottom: var(--spacing-12);
    padding: var(--spacing-8);
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
}

.legal-header h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-4);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.legal-updated {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-style: italic;
}

.legal-content {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--spacing-10);
    box-shadow: var(--shadow-md);
    line-height: 1.8;
}

.legal-section {
    margin-bottom: var(--spacing-10);
}

.legal-section:last-child {
    margin-bottom: 0;
}

.legal-section h2 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-6);
    padding-bottom: var(--spacing-3);
    border-bottom: 2px solid var(--border-color);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.legal-section h3 {
    font-size: var(--font-size-xl);
    margin: var(--spacing-6) 0 var(--spacing-4) 0;
    color: var(--primary);
}

.legal-section p {
    margin-bottom: var(--spacing-4);
    color: var(--text-primary);
}

.legal-section ul {
    margin: var(--spacing-4) 0;
    padding-left: var(--spacing-6);
}

.legal-section li {
    margin-bottom: var(--spacing-2);
    color: var(--text-primary);
}

.legal-section li::marker {
    color: var(--primary);
}

.legal-section strong {
    color: var(--primary);
    font-weight: 600;
}

.legal-section em {
    color: var(--secondary);
    font-style: italic;
}

/* Contact info styling */
.contact-info {
    background: var(--bg-secondary);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    border-left: 4px solid var(--primary);
    margin: var(--spacing-6) 0;
}

.contact-info h3 {
    margin-bottom: var(--spacing-3);
}

.contact-info p {
    margin-bottom: var(--spacing-2);
}

/* Responsive design for legal pages */
@media (max-width: 768px) {
    .legal-page {
        padding: var(--spacing-12) 0;
    }
    
    .legal-container {
        padding: 0 var(--spacing-4);
    }
    
    .legal-header {
        padding: var(--spacing-6);
        margin-bottom: var(--spacing-8);
    }
    
    .legal-header h1 {
        font-size: var(--font-size-3xl);
    }
    
    .legal-content {
        padding: var(--spacing-6);
    }
    
    .legal-section h2 {
        font-size: var(--font-size-xl);
    }
    
    .legal-section h3 {
        font-size: var(--font-size-lg);
    }
}