/* CSS Variables */
:root {
    /* Color Palette */
    --color-primary: #1678ff;
    --color-primary-dark: #0056cc;
    --color-secondary: #ea4e3d;
    --color-secondary-dark: #c13a2b;
    --color-accent: #ffb300;
    --color-accent-dark: #e69900;
    --color-success: #00c853;
    --color-warning: #ff6b6b;
    --color-danger: #ea4e3d;
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    --color-black: #000000;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    --gradient-secondary: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
    --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
    --gradient-dark: linear-gradient(135deg, var(--color-gray-900), var(--color-gray-800));
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Montserrat', var(--font-primary);
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.2);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-700);
    background: var(--color-gray-50);
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-900);
}

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

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    text-align: center;
    margin-bottom: var(--space-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    background: var(--gradient-primary);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--color-primary-dark), #0047ab);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary.btn-large {
    font-size: 1.125rem;
    padding: var(--space-md) var(--space-xl);
}

.btn-primary i {
    font-size: 1.25em;
}

/* Navigation */
.navbar {
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    padding: var(--space-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.nav-brand .brand-text {
    font-size: 1.75rem;
    font-weight: 900;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.brand-accent {
    color: var(--color-primary);
}

.brand-tagline {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    font-weight: 500;
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--gradient-primary);
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
}

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

/* Hero Section */
.hero {
    padding: var(--space-2xl) 0;
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(22, 120, 255, 0.1) 0%, transparent 70%);
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
}

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

.hero-text {
    max-width: 600px;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    line-height: 1.1;
}

.highlight {
    color: var(--color-secondary);
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0.125rem;
    left: 0;
    right: 0;
    height: 0.5rem;
    background: rgba(234, 78, 61, 0.2);
    z-index: -1;
    border-radius: 0.25rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.stat {
    text-align: center;
    padding: var(--space-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-gray-200);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
    font-family: var(--font-heading);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-weight: 500;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.hero-note {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-note i {
    color: var(--color-success);
}

.hero-visual {
    position: relative;
}

.character-wrapper {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-character {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.2));
    animation: float 3s ease-in-out infinite;
}

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

.visual-effects {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.sparkle {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--color-accent);
    border-radius: 50%;
    filter: blur(2px);
    animation: sparkle 2s ease-in-out infinite;
}

.sparkle.s1 { top: 20%; left: 30%; animation-delay: 0s; }
.sparkle.s2 { top: 60%; right: 40%; animation-delay: 0.5s; }
.sparkle.s3 { bottom: 30%; left: 50%; animation-delay: 1s; }

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

.coin {
    position: absolute;
    width: 30px;
    height: 30px;
    background: radial-gradient(circle at 30% 30%, var(--color-accent), var(--color-accent-dark));
    border-radius: 50%;
    box-shadow: 0 0 15px rgba(255, 179, 0, 0.5);
    animation: coin-spin 4s linear infinite;
}

.coin.c1 { top: 10%; right: 20%; animation-delay: 0s; }
.coin.c2 { top: 40%; left: 15%; animation-delay: 1.3s; }
.coin.c3 { bottom: 20%; right: 30%; animation-delay: 2.6s; }

@keyframes coin-spin {
    0% { transform: rotate(0deg) translateY(0); }
    25% { transform: rotate(90deg) translateY(-10px); }
    50% { transform: rotate(180deg) translateY(0); }
    75% { transform: rotate(270deg) translateY(10px); }
    100% { transform: rotate(360deg) translateY(0); }
}

/* Features Section */
.features {
    padding: var(--space-2xl) 0;
    background: var(--color-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.feature-card {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-200);
    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    color: var(--color-white);
    font-size: 2rem;
    box-shadow: var(--shadow-md);
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-gray-900);
}

.feature-desc {
    color: var(--color-gray-600);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* Games Section */
.games {
    padding: var(--space-2xl) 0;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-white) 100%);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.game-card {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-normal);
}

.game-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.game-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.5rem;
}

.game-badge {
    background: var(--gradient-secondary);
    color: var(--color-white);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.game-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-gray-900);
}

.game-desc {
    color: var(--color-gray-600);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.game-rating {
    font-size: 0.875rem;
    color: var(--color-primary);
    font-weight: 600;
    background: rgba(22, 120, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    display: inline-block;
}

/* App Preview Section */
.app-preview {
    padding: var(--space-2xl) 0;
    background: var(--color-white);
}

.preview-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.preview-list {
    list-style: none;
    margin: var(--space-lg) 0;
}

.preview-list li {
    padding: var(--space-sm) 0;
    color: var(--color-gray-700);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 1.0625rem;
}

.preview-list li i {
    color: var(--color-success);
    font-size: 1.25rem;
}

.app-badges {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-normal);
}

.badge:hover {
    background: var(--color-white);
    border-color: var(--color-gray-300);
    transform: translateY(-2px);
}

.badge i {
    font-size: 2rem;
    color: var(--color-gray-700);
}

.badge-title {
    font-weight: 600;
    color: var(--color-gray-900);
}

.badge-rating {
    font-size: 0.875rem;
    color: var(--color-accent);
    font-weight: 600;
}

.phone-mockup {
    position: relative;
    width: 300px;
    height: 600px;
    background: var(--color-gray-900);
    border-radius: 40px;
    padding: 20px;
    box-shadow: var(--shadow-xl);
    margin: 0 auto;
    border: 8px solid var(--color-gray-800);
}

.phone-screen {
    width: 100%;
    height: 100%;
    border-radius: 20px;
    overflow: hidden;
    background: var(--color-white);
}

.phone-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Download Section */
.download {
    padding: var(--space-2xl) 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    position: relative;
    overflow: hidden;
}

.download::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://www.shadow-bet.com/m/style6-bg.a1ab40a1.webp') center/cover no-repeat;
    opacity: 0.1;
}

.download .container {
    position: relative;
    z-index: 1;
}

.download-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.download-title {
    font-size: 2.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-gray-900);
}

.download-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.download-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    align-items: center;
}

.download-note {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    font-style: italic;
}

.download-features {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--color-gray-600);
    font-weight: 500;
}

.feature-item i {
    color: var(--color-primary);
}

/* Footer */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: var(--space-2xl) 0 var(--space-xl);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    align-items: center;
    text-align: center;
}

.footer-title {
    font-size: 2rem;
    color: var(--color-white);
    margin-bottom: 0.5rem;
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--color-gray-400);
}

.footer-links {
    display: flex;
    gap: var(--space-xl);
    flex-wrap: wrap;
    justify-content: center;
}

.footer-link {
    color: var(--color-gray-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition-normal);
}

.footer-link:hover {
    color: var(--color-white);
}

.footer-disclaimer {
    font-size: 0.75rem;
    color: var(--color-gray-500);
    line-height: 1.6;
    max-width: 600px;
}

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

/* Fixed Bar */
.fixed-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    padding: var(--space-sm) 0;
    z-index: 1000;
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.fixed-bar.visible {
    transform: translateY(0);
}

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

.bar-text {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--color-gray-700);
}

.bar-text i {
    color: var(--color-secondary);
    font-size: 1.25rem;
}

.bar-text strong {
    color: var(--color-primary);
    font-weight: 700;
}

.bar-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--gradient-primary);
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all var(--transition-normal);
}

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

/* Responsive Design */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text {
        max-width: 100%;
    }
    
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .preview-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .phone-mockup {
        order: -1;
        margin-bottom: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .stat {
        padding: var(--space-sm);
    }
    
    .features-grid,
    .games-grid {
        grid-template-columns: 1fr;
    }
    
    .app-badges {
        flex-direction: column;
        align-items: center;
    }
    
    .download-features {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .bar-content {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
    
    .navbar .container {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-sm);
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .hero-title {
        font-size: 1.875rem;
    }
    
    .btn-primary.btn-large {
        font-size: 1rem;
        padding: var(--space-sm) var(--space-lg);
    }
    
    .download-card {
        padding: var(--space-xl) var(--space-md);
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }