/* Root Variables */
:root {
    --color-ice-blue: #E8F4F8;
    --color-frost: #B8E6F0;
    --color-winter-blue: #4A90A4;
    --color-deep-blue: #2C5F75;
    --color-evergreen: #2D5A3D;
    --color-dark-green: #1A3A28;
    --color-snow: #FFFFFF;
    --color-charcoal: #2A2A2A;
    --color-warm-amber: #D4A574;
    --color-light-amber: #E8C9A0;

    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-display: Georgia, 'Times New Roman', serif;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);

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

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--color-charcoal);
    background: var(--color-ice-blue);
}

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

img {
    max-width: 100%;
    height: auto;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: background var(--transition-normal);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 700;
    color: var(--color-deep-blue);
}

.logo-icon {
    font-size: 28px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-weight: 500;
    color: var(--color-charcoal);
    transition: color var(--transition-fast);
}

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

.btn-contact {
    padding: 10px 20px;
    background: var(--color-winter-blue);
    color: var(--color-snow);
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.btn-contact:hover {
    background: var(--color-deep-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
}

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-deep-blue) 0%, var(--color-winter-blue) 50%, var(--color-frost) 100%);
}

.hero-background {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    text-align: center;
    color: var(--color-snow);
    padding: 120px 24px 80px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(36px, 6vw, 64px);
    line-height: 1.2;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}

.highlight {
    color: var(--color-light-amber);
    text-shadow: 0 2px 8px rgba(212, 165, 116, 0.3);
}

.hero-subtitle {
    font-size: clamp(18px, 3vw, 22px);
    line-height: 1.5;
    max-width: 700px;
    margin: 0 auto 40px;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-decoration {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.snowflake {
    position: absolute;
    font-size: 24px;
    opacity: 0.3;
    animation: snowfall 10s linear infinite;
}

.snowflake:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
}

.snowflake:nth-child(2) {
    left: 50%;
    animation-delay: 3s;
}

.snowflake:nth-child(3) {
    left: 80%;
    animation-delay: 6s;
}

@keyframes snowfall {
    0% {
        top: -10%;
        transform: translateX(0) rotate(0deg);
    }
    100% {
        top: 110%;
        transform: translateX(100px) rotate(360deg);
    }
}

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

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-game {
    padding: 12px 32px;
    border-radius: 8px;
    font-weight: 600;
    transition: all var(--transition-fast);
    display: inline-block;
}

.btn-large {
    padding: 16px 40px;
    font-size: 18px;
}

.btn-primary {
    background: var(--color-warm-amber);
    color: var(--color-charcoal);
    box-shadow: var(--shadow-md);
}

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

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

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

.btn-secondary:hover {
    background: var(--color-snow);
    color: var(--color-winter-blue);
}

.btn-game {
    background: var(--color-winter-blue);
    color: var(--color-snow);
    width: 100%;
    margin-top: 16px;
}

.btn-game:hover {
    background: var(--color-deep-blue);
    transform: translateY(-2px);
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(32px, 5vw, 48px);
    text-align: center;
    margin-bottom: 16px;
    color: var(--color-deep-blue);
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--color-charcoal);
    opacity: 0.8;
    margin-bottom: 48px;
}

/* Games Section */
.games-section {
    background: var(--color-snow);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.game-card {
    background: linear-gradient(135deg, var(--color-ice-blue) 0%, var(--color-frost) 100%);
    padding: 40px 32px;
    border-radius: 16px;
    text-align: center;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

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

.game-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.game-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--color-deep-blue);
}

.game-card p {
    color: var(--color-charcoal);
    opacity: 0.8;
    line-height: 1.6;
}

/* Features Section */
.features-section {
    background: linear-gradient(to bottom, var(--color-snow), var(--color-ice-blue));
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--color-snow);
    padding: 32px 24px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--color-deep-blue);
}

.feature-card p {
    color: var(--color-charcoal);
    opacity: 0.8;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--color-dark-green);
    color: var(--color-ice-blue);
    padding: 60px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h4 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--color-warm-amber);
}

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

.footer-column li {
    margin-bottom: 8px;
}

.footer-column a {
    color: var(--color-ice-blue);
    opacity: 0.9;
    transition: all var(--transition-fast);
}

.footer-column a:hover {
    opacity: 1;
    color: var(--color-warm-amber);
    padding-left: 4px;
}

.footer-disclaimer {
    background: rgba(0, 0, 0, 0.2);
    padding: 24px;
    border-radius: 8px;
    margin-bottom: 24px;
}

.footer-disclaimer p {
    line-height: 1.8;
    margin-bottom: 16px;
}

.help-links {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.help-links a {
    color: var(--color-warm-amber);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.help-links a:hover {
    color: var(--color-light-amber);
    text-decoration: underline;
}

.footer-contact {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 16px;
}

.footer-contact p {
    margin: 4px 0;
    opacity: 0.8;
    font-size: 14px;
}

.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 24px;
}

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

.modal-content {
    background: var(--color-snow);
    padding: 48px;
    border-radius: 16px;
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.age-modal {
    text-align: center;
}

.snowflake-decoration {
    font-size: 64px;
    margin-bottom: 24px;
}

.age-modal h2 {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--color-deep-blue);
    margin-bottom: 16px;
}

.age-modal p {
    font-size: 16px;
    margin-bottom: 24px;
    opacity: 0.8;
}

.age-checkbox {
    margin-bottom: 24px;
}

.age-checkbox label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    cursor: pointer;
    font-size: 16px;
}

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-charcoal);
    color: var(--color-snow);
    padding: 20px;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    animation: slideUp 0.3s ease;
}

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

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

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}

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

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

/* Game Page Styles */
.game-container {
    min-height: 100vh;
    padding-top: 80px;
    background: linear-gradient(135deg, var(--color-ice-blue) 0%, var(--color-frost) 100%);
}

.game-header {
    text-align: center;
    padding: 40px 0;
}

.game-title {
    font-family: var(--font-display);
    font-size: clamp(32px, 5vw, 48px);
    color: var(--color-deep-blue);
    margin-bottom: 16px;
}

.game-balance {
    background: var(--color-snow);
    padding: 16px 32px;
    border-radius: 12px;
    display: inline-block;
    margin: 16px 0;
    box-shadow: var(--shadow-sm);
}

.game-balance strong {
    color: var(--color-warm-amber);
    font-size: 24px;
}

.game-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px 80px;
}

.game-board {
    background: var(--color-snow);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    margin-bottom: 24px;
}

.game-controls {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 24px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-winter-blue);
    font-weight: 600;
    margin-bottom: 24px;
    transition: all var(--transition-fast);
}

.back-link:hover {
    color: var(--color-deep-blue);
    gap: 12px;
}

/* Content Pages */
.content-page {
    min-height: 100vh;
    padding-top: 80px;
    background: var(--color-snow);
}

.content-header {
    background: linear-gradient(135deg, var(--color-deep-blue) 0%, var(--color-winter-blue) 100%);
    color: var(--color-snow);
    padding: 80px 0;
    text-align: center;
}

.content-header h1 {
    font-family: var(--font-display);
    font-size: clamp(36px, 6vw, 56px);
    margin-bottom: 16px;
}

.content-header p {
    font-size: 20px;
    opacity: 0.9;
}

.content-body {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 24px;
}

.content-body h2 {
    font-size: 32px;
    color: var(--color-deep-blue);
    margin: 40px 0 16px;
}

.content-body h3 {
    font-size: 24px;
    color: var(--color-winter-blue);
    margin: 32px 0 12px;
}

.content-body p {
    line-height: 1.8;
    margin-bottom: 16px;
}

.content-body ul,
.content-body ol {
    margin: 16px 0 16px 24px;
    line-height: 1.8;
}

.content-body li {
    margin-bottom: 8px;
}

.content-body a {
    color: var(--color-winter-blue);
    text-decoration: underline;
}

.content-body a:hover {
    color: var(--color-deep-blue);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--color-snow);
        flex-direction: column;
        padding: 24px;
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: all var(--transition-normal);
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

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

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

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

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

    .modal-content {
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .game-board {
        padding: 24px 16px;
    }

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