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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(to right, #dbeafe 0%, #e0e7ff 100%);
    color: #1e293b;
    line-height: 1.6;
}

.age-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 41, 59, 0.95);
    z-index: 20000;
    justify-content: center;
    align-items: center;
}

.age-overlay.active {
    display: flex;
}

.age-dialog {
    background: white;
    max-width: 600px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 25px 80px rgba(59, 130, 246, 0.4);
}

.age-header {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    padding: 40px;
    text-align: center;
}

.age-icon {
    font-size: 60px;
    margin-bottom: 15px;
}

.age-header h2 {
    font-size: 32px;
    color: white;
    font-weight: 800;
}

.age-content {
    padding: 40px;
    text-align: center;
}

.age-content p {
    font-size: 17px;
    color: #475569;
    margin-bottom: 15px;
}

.age-question {
    font-size: 20px;
    font-weight: 700;
    color: #1e293b;
    margin-top: 25px;
}

.age-footer {
    padding: 0 40px 40px;
    display: flex;
    gap: 15px;
}

.age-footer button {
    flex: 1;
    padding: 16px;
    font-size: 17px;
    font-weight: 700;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s;
}

.age-confirm {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
}

.age-confirm:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.4);
}

.age-deny {
    background: #e5e7eb;
    color: #6b7280;
}

.age-deny:hover {
    background: #d1d5db;
}

.top-nav {
    background: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-wrap {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 35px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    font-size: 26px;
    font-weight: 800;
    color: #3b82f6;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 28px;
    height: 3px;
    background: #3b82f6;
    border-radius: 2px;
    transition: all 0.3s;
}

.nav-links {
    display: flex;
    gap: 35px;
}

.nav-links a {
    text-decoration: none;
    color: #64748b;
    font-weight: 600;
    font-size: 16px;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #3b82f6;
}

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

    .nav-links {
        position: fixed;
        top: 76px;
        right: -100%;
        width: 280px;
        height: calc(100vh - 76px);
        background: white;
        flex-direction: column;
        padding: 35px 25px;
        gap: 20px;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
        transition: right 0.3s;
    }

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

    .nav-links a {
        font-size: 18px;
        padding: 12px 0;
        border-bottom: 1px solid #f1f5f9;
    }
}

.hero-split {
    max-width: 1400px;
    margin: 0 auto;
    padding: 90px 35px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
}

.hero-left h1 {
    font-size: 56px;
    font-weight: 800;
    color: #3b82f6;
    margin-bottom: 30px;
    line-height: 1.1;
}

.hero-left p {
    font-size: 19px;
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 20px;
}

.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-visual {
    position: relative;
    width: 350px;
    height: 350px;
}

.visual-box {
    position: absolute;
    border-radius: 20px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.3);
}

.box-1 {
    width: 200px;
    height: 200px;
    top: 0;
    left: 0;
    animation: float 6s ease-in-out infinite;
}

.box-2 {
    width: 150px;
    height: 150px;
    bottom: 50px;
    right: 50px;
    background: linear-gradient(135deg, #60a5fa, #3b82f6);
    animation: float 6s ease-in-out infinite 1s;
}

.box-3 {
    width: 100px;
    height: 100px;
    top: 100px;
    right: 0;
    background: linear-gradient(135deg, #93c5fd, #60a5fa);
    animation: float 6s ease-in-out infinite 2s;
}

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

.info-section {
    padding: 80px 35px;
    background: white;
}

.info-wrapper {
    max-width: 1400px;
    margin: 0 auto;
}

.info-wrapper h2 {
    font-size: 42px;
    font-weight: 800;
    color: #3b82f6;
    text-align: center;
    margin-bottom: 50px;
}

.info-cards-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
}

.info-card {
    padding: 40px 35px;
    border-radius: 18px;
    text-align: center;
    color: white;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

.info-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 45px rgba(59, 130, 246, 0.3);
}

.info-card.blue {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.info-card.indigo {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
}

.info-card.violet {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.info-emoji {
    font-size: 55px;
    margin-bottom: 20px;
}

.info-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    font-weight: 700;
}

.info-card p {
    font-size: 16px;
    opacity: 0.95;
    line-height: 1.6;
}

.game-feature {
    padding: 80px 35px;
}

.feature-split {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.game-frame {
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(59, 130, 246, 0.3);
}

.game-frame iframe {
    width: 100%;
    height: 100%;
}

.feature-right h2 {
    font-size: 42px;
    font-weight: 800;
    color: #3b82f6;
    margin-bottom: 20px;
}

.feature-right > p {
    font-size: 18px;
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 30px;
}

.feature-benefits {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 18px 25px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.check {
    font-size: 24px;
    color: #3b82f6;
    font-weight: 700;
}

.benefit-item p {
    font-size: 17px;
    color: #475569;
    font-weight: 600;
}

.about-section {
    padding: 80px 35px;
    background: white;
}

.about-content {
    max-width: 1400px;
    margin: 0 auto;
}

.about-content h2 {
    font-size: 42px;
    font-weight: 800;
    color: #3b82f6;
    text-align: center;
    margin-bottom: 50px;
}

.about-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.about-col h3 {
    font-size: 28px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
}

.about-col p {
    font-size: 17px;
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 18px;
}

.reasons-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.reason {
    padding: 20px;
    background: #f8fafc;
    border-radius: 12px;
    border-left: 4px solid #3b82f6;
}

.reason strong {
    font-size: 17px;
    color: #3b82f6;
    display: block;
    margin-bottom: 8px;
}

.reason p {
    font-size: 15px;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 0;
}

.stats-section {
    padding: 80px 35px;
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
}

.stat-item {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: 18px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.stat-value {
    font-size: 52px;
    font-weight: 800;
    color: #3b82f6;
    margin-bottom: 12px;
}

.stat-label {
    font-size: 17px;
    color: #64748b;
    font-weight: 600;
}

.play-header {
    padding: 80px 35px;
    text-align: center;
    background: white;
}

.play-header-content h1 {
    font-size: 52px;
    font-weight: 800;
    color: #3b82f6;
    margin-bottom: 20px;
}

.play-header-content p {
    font-size: 20px;
    color: #64748b;
}

.play-guide {
    padding: 60px 35px;
}

.guide-content {
    max-width: 1300px;
    margin: 0 auto;
}

.guide-content h2 {
    font-size: 38px;
    font-weight: 800;
    color: #3b82f6;
    text-align: center;
    margin-bottom: 40px;
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.guide-box {
    background: white;
    padding: 35px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
}

.guide-box:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(59, 130, 246, 0.2);
}

.guide-emoji {
    font-size: 50px;
    margin-bottom: 18px;
}

.guide-box h4 {
    font-size: 20px;
    color: #3b82f6;
    margin-bottom: 12px;
    font-weight: 700;
}

.guide-box p {
    font-size: 15px;
    color: #64748b;
    line-height: 1.6;
}

.play-game-section {
    padding: 60px 35px 90px;
}

.play-game-container {
    max-width: 1200px;
    margin: 0 auto;
    aspect-ratio: 16 / 9;
    background: #000;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(59, 130, 246, 0.3);
}

.play-game-container iframe {
    width: 100%;
    height: 100%;
}

.legal-layout {
    padding: 80px 35px;
}

.legal-container {
    max-width: 1100px;
    margin: 0 auto;
}

.legal-container h1 {
    font-size: 48px;
    font-weight: 800;
    color: #3b82f6;
    text-align: center;
    margin-bottom: 12px;
}

.effective-date {
    text-align: center;
    color: #94a3b8;
    font-size: 16px;
    margin-bottom: 50px;
}

.legal-body {
    background: white;
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.legal-body h2 {
    font-size: 28px;
    color: #3b82f6;
    margin-top: 35px;
    margin-bottom: 18px;
    font-weight: 700;
}

.legal-body h2:first-child {
    margin-top: 0;
}

.legal-body p {
    font-size: 16px;
    color: #475569;
    line-height: 1.8;
    margin-bottom: 15px;
}

.legal-body ul {
    margin: 15px 0;
    padding-left: 30px;
}

.legal-body li {
    font-size: 16px;
    color: #475569;
    line-height: 1.8;
    margin-bottom: 10px;
}

.legal-body a {
    color: #3b82f6;
    text-decoration: none;
}

.legal-body a:hover {
    text-decoration: underline;
}

.site-footer {
    background: linear-gradient(135deg, #1e293b, #0f172a);
    color: white;
    padding: 70px 35px 30px;
}

.footer-wrapper {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.footer-section h4 {
    font-size: 22px;
    color: #3b82f6;
    margin-bottom: 20px;
    font-weight: 700;
}

.footer-section p {
    font-size: 15px;
    color: #cbd5e1;
    line-height: 1.7;
}

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

.footer-section li {
    margin-bottom: 12px;
}

.footer-section a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #3b82f6;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 2px solid #334155;
    font-size: 14px;
    color: #94a3b8;
}

@media (max-width: 1024px) {
    .hero-split {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .hero-visual {
        width: 300px;
        height: 300px;
    }

    .feature-split {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-columns {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .hero-left h1 {
        font-size: 42px;
    }

    .legal-body {
        padding: 35px 25px;
    }

    .age-dialog {
        margin: 20px;
    }

    .age-content {
        padding: 30px 25px;
    }

    .age-footer {
        flex-direction: column;
        padding: 0 25px 30px;
    }
}