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

body {
    font-family: 'Open Sans', sans-serif;
    background: #f0f4f0;
    color: #2c3e2c;
    display: flex;
}

/* Sidebar Navigation */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    height: 100vh;
    background: linear-gradient(180deg, #2d6a4f 0%, #1b4332 100%);
    color: white;
    padding: 30px 20px;
    box-shadow: 3px 0 15px rgba(0, 0, 0, 0.2);
    z-index: 900;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 50px;
    padding-bottom: 25px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

.brand-emoji {
    font-size: 34px;
}

.brand-text {
    color: #95d5b2;
    letter-spacing: 1px;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sidebar-link {
    color: #d8f3dc;
    text-decoration: none;
    padding: 14px 18px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s;
    display: block;
}

.sidebar-link:hover {
    background: rgba(255, 255, 255, 0.1);
    padding-left: 24px;
}

.sidebar-link.active-link {
    background: #95d5b2;
    color: #1b4332;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 999;
    background: #2d6a4f;
    border: none;
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.3);
}

.mobile-menu-btn span {
    width: 26px;
    height: 3px;
    background: white;
    border-radius: 2px;
    transition: 0.3s;
}

/* Main Wrapper */
.main-wrapper {
    margin-left: 260px;
    flex: 1;
    padding: 40px;
}

/* Page Header */
.page-header {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
    border-left: 6px solid #2d6a4f;
}

.page-header h1 {
    font-size: 44px;
    color: #2d6a4f;
    margin-bottom: 15px;
    font-weight: 800;
}

.header-tagline {
    font-size: 19px;
    color: #6c757d;
    line-height: 1.6;
}

/* Critical Info Section */
.critical-info-section {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.content-heading {
    font-size: 36px;
    color: #2d6a4f;
    margin-bottom: 35px;
    font-weight: 800;
    text-align: center;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.info-item {
    background: #f0f4f0;
    padding: 35px;
    border-radius: 10px;
    border: 2px solid #95d5b2;
    transition: all 0.3s;
}

.info-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(45, 106, 79, 0.2);
}

.info-icon {
    font-size: 48px;
    margin-bottom: 18px;
    display: block;
}

.info-item h3 {
    font-size: 22px;
    color: #2d6a4f;
    margin-bottom: 12px;
    font-weight: 700;
}

.info-item p {
    color: #555;
    line-height: 1.7;
}

/* Game Showcase Section */
.game-showcase-section {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.section-description {
    text-align: center;
    font-size: 18px;
    color: #6c757d;
    margin-bottom: 35px;
}

.game-showcase-frame {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
    border: 4px solid #2d6a4f;
    box-shadow: 0 8px 30px rgba(45, 106, 79, 0.3);
}

.game-embed-frame {
    width: 100%;
    height: 640px;
    border: none;
    display: block;
}

/* Benefits Section */
.benefits-section {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.benefits-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.benefit-card {
    background: #f0f4f0;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s;
}

.benefit-card:hover {
    background: #e8f5e9;
}

.benefit-icon {
    font-size: 46px;
    display: block;
    margin-bottom: 18px;
}

.benefit-card h3 {
    font-size: 20px;
    color: #2d6a4f;
    margin-bottom: 12px;
    font-weight: 700;
}

.benefit-card p {
    color: #555;
    line-height: 1.6;
}

/* Explanation Section */
.explanation-section {
    background: linear-gradient(135deg, #2d6a4f 0%, #1b4332 100%);
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
    color: white;
}

.explanation-section .content-heading {
    color: #95d5b2;
}

.explanation-content {
    max-width: 900px;
    margin: 0 auto;
}

.explanation-content p {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #d8f3dc;
}

/* Play Page */
.play-instructions-section {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.instructions-box {
    background: #f0f4f0;
    padding: 35px;
    border-radius: 10px;
    border-left: 5px solid #2d6a4f;
}

.instructions-box p {
    color: #555;
    line-height: 1.7;
    margin-bottom: 25px;
}

.instructions-points {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.instruction-point {
    display: flex;
    align-items: center;
    gap: 18px;
    background: white;
    padding: 18px;
    border-radius: 8px;
}

.point-emoji {
    font-size: 28px;
    flex-shrink: 0;
}

.instruction-point p {
    margin: 0;
    color: #2c3e2c;
    font-weight: 600;
}

.full-game-section {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.full-game-container {
    border-radius: 12px;
    overflow: hidden;
    border: 4px solid #2d6a4f;
    box-shadow: 0 8px 30px rgba(45, 106, 79, 0.3);
}

.full-game-frame {
    width: 100%;
    height: 720px;
    border: none;
    display: block;
}

/* Legal Section */
.legal-section {
    background: white;
    padding: 50px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.legal-container {
    max-width: 950px;
    margin: 0 auto;
}

.legal-date {
    font-style: italic;
    color: #999;
    margin-bottom: 30px;
}

.legal-container h2 {
    font-size: 26px;
    color: #2d6a4f;
    margin: 30px 0 15px 0;
    font-weight: 700;
}

.legal-container p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 16px;
}

/* Footer */
.page-footer {
    background: #1b4332;
    color: #d8f3dc;
    padding: 50px;
    border-radius: 12px;
    margin-top: 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 35px;
    margin-bottom: 30px;
}

.footer-section h4 {
    color: #95d5b2;
    font-size: 20px;
    margin-bottom: 16px;
    font-weight: 700;
}

.footer-section p {
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #d8f3dc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: #95d5b2;
}

.footer-copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 20px;
    text-align: center;
    color: #95d5b2;
}

/* Age Verification Overlay */
.age-verification-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.93);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.age-verification-overlay.hidden {
    display: none;
}

.age-verification-card {
    background: white;
    padding: 55px;
    border-radius: 16px;
    text-align: center;
    max-width: 530px;
    box-shadow: 0 12px 40px rgba(45, 106, 79, 0.5);
    border: 4px solid #2d6a4f;
}

.age-icon {
    font-size: 66px;
    margin-bottom: 22px;
}

.age-verification-card h2 {
    font-size: 34px;
    color: #2d6a4f;
    margin-bottom: 20px;
    font-weight: 800;
}

.age-verification-card p {
    font-size: 17px;
    color: #6c757d;
    margin-bottom: 32px;
    line-height: 1.6;
}

.age-action-buttons {
    display: flex;
    gap: 18px;
    justify-content: center;
}

.age-action-buttons button {
    padding: 16px 40px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}

.age-btn-yes {
    background: #2d6a4f;
    color: white;
}

.age-btn-yes:hover {
    background: #1b4332;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(45, 106, 79, 0.4);
}

.age-btn-no {
    background: #d3d3d3;
    color: #666;
}

.age-btn-no:hover {
    background: #c0c0c0;
    transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        flex-direction: column;
    }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }

    .sidebar.active {
        transform: translateX(0);
    }

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

    .main-wrapper {
        margin-left: 0;
        padding: 70px 20px 20px 20px;
    }

    .page-header {
        padding: 30px;
    }

    .page-header h1 {
        font-size: 32px;
    }

    .content-heading {
        font-size: 28px;
    }

    .critical-info-section,
    .game-showcase-section,
    .benefits-section,
    .explanation-section,
    .play-instructions-section,
    .full-game-section,
    .legal-section,
    .page-footer {
        padding: 30px 20px;
    }

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

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

    .game-embed-frame {
        height: 450px;
    }

    .full-game-frame {
        height: 540px;
    }

    .age-verification-card {
        margin: 20px;
        padding: 35px 25px;
    }

    .age-action-buttons {
        flex-direction: column;
    }

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