:root {
    --ice-blue: #E3F2FD;
    --frost-blue: #90CAF9;
    --deep-blue: #1976D2;
    --arctic-blue: #0D47A1;
    --glacier-white: #FFFFFF;
    --snow-gray: #ECEFF1;
    --slate-gray: #546E7A;
    --dark-slate: #263238;
    --aurora-cyan: #00BCD4;
    --aurora-teal: #009688;
    --warning-amber: #FFA726;
    --success-green: #66BB6A;

    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-2xl: 64px;

    --border-radius: 8px;
    --border-radius-lg: 16px;

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);

    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--dark-slate);
    background-color: var(--glacier-white);
    overflow-x: hidden;
}

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

.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--deep-blue), var(--aurora-cyan));
    color: var(--glacier-white);
}

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

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

.btn-secondary:hover {
    background-color: var(--deep-blue);
    color: var(--glacier-white);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-block {
    display: block;
    width: 100%;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(10px);
}

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

.modal-content {
    background-color: var(--glacier-white);
    border-radius: var(--border-radius-lg);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.4s ease;
}

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

.modal-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--snow-gray);
}

.modal-header h2 {
    color: var(--arctic-blue);
    font-size: 24px;
}

.modal-body {
    padding: var(--spacing-md);
}

.age-disclaimer {
    font-size: 14px;
    color: var(--slate-gray);
    margin: var(--spacing-sm) 0;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    margin: var(--spacing-md) 0;
    user-select: none;
}

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

.modal-footer {
    padding: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
    border-top: 1px solid var(--snow-gray);
}

.modal-footer .btn {
    flex: 1;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--dark-slate);
    color: var(--glacier-white);
    padding: var(--spacing-md);
    z-index: 9999;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.4s ease;
}

@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);
}

.cookie-content p {
    margin: 0;
    font-size: 14px;
}

.cookie-content a {
    color: var(--aurora-cyan);
    text-decoration: underline;
}

.header {
    background-color: var(--glacier-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.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: var(--spacing-xs);
    text-decoration: none;
    color: var(--arctic-blue);
    font-size: 24px;
    font-weight: 700;
    transition: var(--transition);
}

.logo svg {
    transition: var(--transition);
}

.logo:hover svg {
    transform: rotate(180deg);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: var(--slate-gray);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--deep-blue);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--deep-blue);
}

.nav-links a:hover::after {
    width: 100%;
}

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

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background-color: var(--dark-slate);
    border-radius: 2px;
    transition: var(--transition);
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--ice-blue) 0%, var(--frost-blue) 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0,188,212,0.2) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

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

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    color: var(--arctic-blue);
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--slate-gray);
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    justify-content: center;
    animation: fadeInUp 1s ease 0.6s both;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--deep-blue);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--slate-gray);
    margin-top: var(--spacing-xs);
}

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

.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(--slate-gray);
    font-size: 14px;
    animation: bounce 2s ease-in-out infinite;
}

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

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--arctic-blue);
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--slate-gray);
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.8;
}

.games-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--glacier-white);
}

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

.game-card {
    background-color: var(--glacier-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

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

.game-card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--deep-blue), var(--aurora-cyan));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.game-card-image::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

.game-icon {
    font-size: 5rem;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
    z-index: 1;
}

.game-card-content {
    padding: var(--spacing-md);
    flex: 1;
}

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

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

.game-stats {
    display: flex;
    gap: var(--spacing-md);
    margin-top: auto;
}

.game-stat {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.85rem;
    color: var(--slate-gray);
}

.game-card .btn {
    margin: 0 var(--spacing-md) var(--spacing-md);
}

.features-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(180deg, var(--glacier-white) 0%, var(--ice-blue) 100%);
}

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

.feature-card {
    background-color: var(--glacier-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--deep-blue), var(--aurora-cyan));
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--glacier-white);
}

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

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

.cta-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--arctic-blue), var(--deep-blue));
    color: var(--glacier-white);
    text-align: center;
}

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

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.footer {
    background-color: var(--dark-slate);
    color: var(--glacier-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-column h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--aurora-cyan);
}

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

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

.footer-column a {
    color: var(--snow-gray);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-column a:hover {
    color: var(--glacier-white);
    padding-left: 4px;
}

.footer-address,
.footer-phone {
    color: var(--snow-gray);
    font-size: 0.95rem;
    cursor: default;
}

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

.contact-info-item {
    background-color: var(--ice-blue);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--deep-blue), var(--aurora-cyan));
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--glacier-white);
    flex-shrink: 0;
}

.contact-info-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-info-text strong {
    color: var(--arctic-blue);
    font-size: 0.9rem;
}

.contact-info-text span {
    color: var(--slate-gray);
    font-size: 0.95rem;
}

.footer-disclaimer {
    background-color: rgba(255,255,255,0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.footer-disclaimer p {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.help-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-top: var(--spacing-sm);
}

.help-links a {
    color: var(--aurora-cyan);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.help-links a:hover {
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.9rem;
    color: var(--snow-gray);
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--glacier-white);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }

    .nav-links.active {
        left: 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translateY(10px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translateY(-10px);
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }

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

    .help-links {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

@media (max-width: 480px) {
    .games-grid {
        grid-template-columns: 1fr;
    }

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

.hidden {
    display: none;
}

.page-content {
    padding: var(--spacing-2xl) 0;
    min-height: 60vh;
}

.page-content h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--arctic-blue);
    margin-bottom: var(--spacing-lg);
}

.page-content h2 {
    font-size: 1.8rem;
    color: var(--deep-blue);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.page-content h3 {
    font-size: 1.3rem;
    color: var(--slate-gray);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.page-content p {
    color: var(--slate-gray);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.page-content ul, .page-content ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    color: var(--slate-gray);
}

.page-content li {
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
}

.info-box {
    background-color: var(--ice-blue);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--deep-blue);
    margin: var(--spacing-md) 0;
}

.warning-box {
    background-color: #FFF3E0;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--warning-amber);
    margin: var(--spacing-md) 0;
}

.contact-form {
    max-width: 600px;
    margin: var(--spacing-lg) auto;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--dark-slate);
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--snow-gray);
    border-radius: var(--border-radius);
    font-size: 16px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--deep-blue);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.faq-item {
    background-color: var(--glacier-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    font-weight: 600;
    color: var(--arctic-blue);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.faq-answer {
    color: var(--slate-gray);
    line-height: 1.6;
}

.game-container {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--snow-gray);
}

.game-header h1 {
    color: var(--arctic-blue);
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    margin: 0;
}

.balance-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: linear-gradient(135deg, var(--ice-blue), var(--frost-blue));
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
}

.balance-display span:first-child {
    color: var(--slate-gray);
    font-weight: 500;
}

.balance-amount {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--deep-blue);
}

.game-controls {
    background-color: var(--glacier-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

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

.stat-box {
    background-color: var(--glacier-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--slate-gray);
    margin-bottom: var(--spacing-xs);
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--deep-blue);
}