@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700;900&display=swap');

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

:root {
    --primary: #0A4B6E;
    --secondary: #0D7FA3;
    --accent: #14B8A6;
    --dark: #0F172A;
    --light: #F8FAFC;
    --gradient: linear-gradient(135deg, #0A4B6E 0%, #14B8A6 100%);
}

body {
    font-family: 'Roboto', sans-serif;
    background: #0F172A;
    color: #CBD5E1;
    line-height: 1.7;
}

/* Header */
.main-header {
    background: linear-gradient(135deg, #0A4B6E 0%, #0D7FA3 100%);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: white;
    font-size: 2rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.logo-icon {
    width: 55px;
    height: 55px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.main-nav {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.main-nav a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 1rem;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.main-nav a:hover,
.main-nav a.active {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

.hamburger {
    display: none;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.8rem;
    border-radius: 8px;
    cursor: pointer;
    backdrop-filter: blur(10px);
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: white;
    margin: 5px 0;
    border-radius: 2px;
    transition: 0.3s;
}

/* Main Content */
.content-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.page-title {
    text-align: center;
    margin-bottom: 3rem;
}

.page-title h1 {
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(135deg, #14B8A6 0%, #0D7FA3 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.page-title p {
    font-size: 1.3rem;
    color: #94A3B8;
    font-weight: 300;
}

.content-section {
    background: linear-gradient(135deg, #1E293B 0%, #334155 100%);
    border-radius: 20px;
    padding: 3rem;
    margin-bottom: 2.5rem;
    border: 1px solid rgba(20, 184, 166, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #14B8A6;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #0D7FA3;
    margin: 2rem 0 1rem;
}

p {
    margin-bottom: 1.5rem;
    color: #CBD5E1;
    font-size: 1.05rem;
}

.highlight-box {
    background: rgba(20, 184, 166, 0.1);
    border: 2px solid #14B8A6;
    border-radius: 15px;
    padding: 2rem;
    margin: 2.5rem 0;
}

.highlight-box h3 {
    color: #14B8A6;
    margin-top: 0;
}

.highlight-box ul {
    margin-left: 2rem;
    margin-top: 1rem;
}

.highlight-box li {
    margin-bottom: 1rem;
    color: #E2E8F0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2.5rem 0;
}

.feature-card {
    background: linear-gradient(135deg, #334155 0%, #475569 100%);
    padding: 2.5rem;
    border-radius: 15px;
    border: 1px solid rgba(20, 184, 166, 0.3);
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: #14B8A6;
    box-shadow: 0 12px 40px rgba(20, 184, 166, 0.2);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    color: #14B8A6;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: #CBD5E1;
    font-size: 1rem;
}

.game-section {
    background: linear-gradient(135deg, #1E293B 0%, #334155 100%);
    border-radius: 20px;
    padding: 3rem;
    margin: 3rem 0;
    text-align: center;
    border: 2px solid #14B8A6;
    box-shadow: 0 12px 50px rgba(20, 184, 166, 0.3);
}

.game-section h2 {
    margin-bottom: 2rem;
}

.game-section iframe {
    border: none;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    max-width: 100%;
    margin: 2rem auto;
}

.game-section p {
    margin-top: 2rem;
    font-style: italic;
    color: #94A3B8;
}

/* Footer */
.main-footer {
    background: linear-gradient(135deg, #0A4B6E 0%, #0D7FA3 100%);
    margin-top: 5rem;
    padding: 3rem 2rem;
    text-align: center;
}

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

.main-footer h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.main-footer p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin: 2.5rem 0;
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.footer-links a:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: white;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.copyright {
    margin-top: 3rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Age Modal */
.age-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    z-index: 3000;
    align-items: center;
    justify-content: center;
}

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

.age-modal-content {
    background: linear-gradient(135deg, #1E293B 0%, #334155 100%);
    padding: 4rem;
    border-radius: 25px;
    max-width: 600px;
    text-align: center;
    border: 3px solid #14B8A6;
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
    animation: modalSlide 0.5s ease;
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(-100px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.age-modal-content h2 {
    color: #14B8A6;
    margin-bottom: 2rem;
}

.age-modal-content p {
    font-size: 1.15rem;
    color: #CBD5E1;
    margin-bottom: 1rem;
}

.age-modal-buttons {
    display: flex;
    gap: 2rem;
    margin-top: 3rem;
    justify-content: center;
}

.btn {
    padding: 1.2rem 3rem;
    border: none;
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Roboto', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-yes {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
    box-shadow: 0 6px 25px rgba(16, 185, 129, 0.4);
}

.btn-yes:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 10px 35px rgba(16, 185, 129, 0.5);
}

.btn-no {
    background: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
    color: white;
    box-shadow: 0 6px 25px rgba(220, 38, 38, 0.4);
}

.btn-no:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 10px 35px rgba(220, 38, 38, 0.5);
}

/* Responsive */
@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 95px;
        left: -100%;
        flex-direction: column;
        background: linear-gradient(135deg, #0A4B6E 0%, #0D7FA3 100%);
        width: 100%;
        padding: 2rem;
        gap: 0.5rem;
        transition: left 0.3s ease;
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
    }

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

    .main-nav a {
        width: 100%;
        text-align: center;
        padding: 1.2rem;
    }

    .content-wrapper {
        padding: 2rem 1rem;
    }

    .page-title h1 {
        font-size: 2.5rem;
    }

    .page-title p {
        font-size: 1.1rem;
    }

    .content-section {
        padding: 2rem 1.5rem;
    }

    h2 {
        font-size: 2rem;
    }

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

    .game-section iframe {
        width: 100%;
        height: 400px;
    }

    .age-modal-content {
        margin: 1rem;
        padding: 2.5rem 1.5rem;
    }

    .age-modal-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .btn {
        width: 100%;
    }

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}