:root {
    --crystal-primary: #0ea5e9;
    --crystal-secondary: #06b6d4;
    --crystal-accent: #14b8a6;
    --crystal-light: #f0f9ff;
    --crystal-lighter: #e0f2fe;
    --crystal-dark: #0c4a6e;
    --crystal-gray: #64748b;
    --crystal-white: #ffffff;
    --crystal-shadow: rgba(14, 165, 233, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

* {
    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(--crystal-dark);
    background: linear-gradient(135deg, var(--crystal-light) 0%, var(--crystal-white) 100%);
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    line-height: 1.2;
    font-weight: 700;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    transition: all var(--transition-normal);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--crystal-dark);
    font-weight: 700;
    font-size: 1.25rem;
    transition: transform var(--transition-fast);
}

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

.logo-icon {
    font-size: 1.5rem;
    animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 1; transform: rotate(0deg); }
    50% { opacity: 0.8; transform: rotate(10deg); }
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--crystal-dark);
    transition: var(--transition-fast);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--crystal-dark);
    font-weight: 500;
    transition: color var(--transition-fast);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
}

.nav-links a:hover {
    color: var(--crystal-primary);
}

.btn-nav-cta {
    background: var(--crystal-primary);
    color: var(--crystal-white) !important;
    padding: 0.5rem 1.5rem !important;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-nav-cta:hover {
    background: var(--crystal-secondary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--crystal-shadow);
}

.btn-primary {
    background: linear-gradient(135deg, var(--crystal-primary) 0%, var(--crystal-secondary) 100%);
    color: var(--crystal-white);
    border: none;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--crystal-shadow);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.btn-secondary {
    background: var(--crystal-white);
    color: var(--crystal-primary);
    border: 2px solid var(--crystal-primary);
    padding: 0.75rem 2rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

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

.btn-secondary.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.hero {
    margin-top: 72px;
    min-height: calc(100vh - 72px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: var(--spacing-xl) var(--spacing-md);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.crystal-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 50%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(20, 184, 166, 0.1) 0%, transparent 50%);
    animation: crystalFloat 20s ease-in-out infinite;
}

@keyframes crystalFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    text-align: center;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-md);
    color: var(--crystal-dark);
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--crystal-gray);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-disclaimer {
    font-size: 0.875rem;
    color: var(--crystal-gray);
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

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

.games-section, .benefits-section {
    padding: var(--spacing-2xl) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

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

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--crystal-dark);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--crystal-gray);
}

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

.game-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal);
}

.game-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px var(--crystal-shadow);
    border-color: var(--crystal-primary);
}

.game-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    animation: float 3s ease-in-out infinite;
}

.game-card:nth-child(2) .game-icon {
    animation-delay: 0.5s;
}

.game-card:nth-child(3) .game-icon {
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.game-card h3 {
    font-size: 1.5rem;
    color: var(--crystal-dark);
    margin-bottom: var(--spacing-sm);
}

.game-card p {
    color: var(--crystal-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.btn-game {
    background: var(--crystal-primary);
    color: var(--crystal-white);
    padding: 0.75rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    display: inline-block;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.btn-game:hover {
    background: var(--crystal-secondary);
    transform: translateY(-2px);
}

.benefits-section {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
}

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

.benefit-card {
    padding: var(--spacing-lg);
    text-align: center;
    transition: transform var(--transition-normal);
}

.benefit-card:hover {
    transform: translateY(-4px);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.benefit-card h3 {
    font-size: 1.25rem;
    color: var(--crystal-dark);
    margin-bottom: var(--spacing-sm);
}

.benefit-card p {
    color: var(--crystal-gray);
    line-height: 1.6;
}

.cta-section {
    padding: var(--spacing-2xl) var(--spacing-md);
    background: linear-gradient(135deg, var(--crystal-primary) 0%, var(--crystal-secondary) 100%);
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--crystal-white);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--crystal-white);
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

.cta-section .btn-primary {
    background: var(--crystal-white);
    color: var(--crystal-primary);
}

.cta-section .btn-primary:hover {
    transform: translateY(-4px) scale(1.05);
}

.footer {
    background: var(--crystal-dark);
    color: var(--crystal-white);
    padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-lg);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

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

.footer-column h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
    color: var(--crystal-primary);
}

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

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

.footer-column a {
    color: var(--crystal-lighter);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-address {
    font-style: normal;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    color: var(--crystal-lighter);
    font-size: 0.95rem;
    line-height: 1.5;
    pointer-events: none;
    user-select: text;
}

.footer-disclaimer {
    background: rgba(0, 0, 0, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.footer-disclaimer h4 {
    color: var(--crystal-primary);
    margin-bottom: var(--spacing-sm);
}

.footer-disclaimer p {
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.support-links {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

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

.support-links a:hover {
    color: var(--crystal-secondary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--crystal-lighter);
    font-size: 0.875rem;
}

.age-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(12, 74, 110, 0.95);
    backdrop-filter: blur(10px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.age-modal.hidden {
    display: none;
}

.age-modal-content {
    background: var(--crystal-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    max-width: 500px;
    text-align: center;
    animation: modalSlideIn 0.5s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.age-modal-content h2 {
    font-size: 2rem;
    color: var(--crystal-dark);
    margin-bottom: var(--spacing-md);
}

.age-modal-content > p {
    color: var(--crystal-gray);
    margin-bottom: var(--spacing-lg);
    font-size: 1.125rem;
}

.age-confirm-section {
    margin: var(--spacing-lg) 0;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.checkbox-container:hover {
    background: var(--crystal-lighter);
}

.checkbox-container input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-label {
    color: var(--crystal-dark);
    font-size: 1rem;
    text-align: left;
}

.age-disclaimer {
    font-size: 0.875rem;
    color: var(--crystal-gray);
    margin-top: var(--spacing-md);
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--crystal-dark);
    color: var(--crystal-white);
    padding: var(--spacing-md);
    z-index: 9999;
    animation: slideUp 0.5s ease-out;
}

.cookie-banner.hidden {
    display: none;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.cookie-content p {
    margin: 0;
    flex: 1;
    min-width: 250px;
}

.cookie-buttons {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.cookie-link {
    color: var(--crystal-primary);
    text-decoration: none;
}

.cookie-link:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--glass-bg);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: var(--spacing-md);
        border-top: 1px solid var(--glass-border);
        display: none;
    }

    .nav-links.active {
        display: flex;
    }

    .hero-cta {
        flex-direction: column;
    }

    .games-grid, .benefits-grid {
        grid-template-columns: 1fr;
    }

    .footer-columns {
        grid-template-columns: 1fr;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: var(--spacing-sm);
    }

    .hero {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .games-section, .benefits-section {
        padding: var(--spacing-xl) var(--spacing-sm);
    }
}