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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.7;
    color: #0F172A;
    background: linear-gradient(135deg, #F0FDFA 0%, #ECFEFF 100%);
}

.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.site-header {
    background: linear-gradient(135deg, #06B6D4 0%, #0891B2 100%);
    box-shadow: 0 4px 20px rgba(6,182,212,0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    width: 40px;
    height: 40px;
}

.brand-text {
    color: white;
    font-size: 1.7em;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.toggle-bar {
    width: 26px;
    height: 3px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.primary-nav {
    display: flex;
    gap: 8px;
}

.nav-link {
    color: white;
    text-decoration: none;
    padding: 10px 22px;
    border-radius: 10px;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 1.05em;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

/* Hero Banner */
.hero-banner {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    position: relative;
    padding: 90px 30px;
    color: white;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    right: -30%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(6,182,212,0.4) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-text-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-heading {
    font-size: 3.8em;
    font-weight: 800;
    margin-bottom: 25px;
    letter-spacing: -1px;
}

.hero-subheading {
    font-size: 1.6em;
    margin-bottom: 40px;
    opacity: 0.95;
    font-weight: 300;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
}

.stat-item {
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    padding: 14px 30px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1.1em;
    border: 2px solid rgba(255,255,255,0.3);
}

/* Content Container */
.content-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 70px 30px;
}

/* Intro Section */
.intro-section {
    background: white;
    padding: 55px;
    border-radius: 25px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.06);
    margin-bottom: 70px;
    border-left: 8px solid #06B6D4;
}

.section-title {
    font-size: 2.6em;
    font-weight: 800;
    color: #0F172A;
    margin-bottom: 30px;
    letter-spacing: -0.5px;
}

.intro-paragraph {
    font-size: 1.18em;
    color: #475569;
    margin-bottom: 25px;
    line-height: 1.9;
}

/* Principles Grid */
.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 70px;
}

.principle-box {
    padding: 50px;
    border-radius: 25px;
    color: white;
    box-shadow: 0 15px 45px rgba(0,0,0,0.12);
    transition: all 0.4s ease;
}

.principle-box:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 60px rgba(0,0,0,0.18);
}

.cyan-box {
    background: linear-gradient(135deg, #06B6D4 0%, #0891B2 100%);
}

.green-box {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
}

.blue-box {
    background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%);
}

.principle-icon {
    font-size: 4.5em;
    margin-bottom: 25px;
}

.principle-heading {
    font-size: 1.8em;
    font-weight: 700;
    margin-bottom: 20px;
}

.principle-text {
    font-size: 1.1em;
    line-height: 1.8;
    opacity: 0.96;
}

/* Game Container Section */
.game-container-section {
    background: white;
    padding: 55px;
    border-radius: 25px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.06);
    margin-bottom: 70px;
}

.game-header-area {
    text-align: center;
    margin-bottom: 45px;
}

.game-intro-text {
    font-size: 1.18em;
    color: #64748B;
    max-width: 800px;
    margin: 20px auto 0;
}

.game-frame-wrapper {
    position: relative;
    width: 100%;
    padding-top: 75%;
    background: linear-gradient(135deg, #F0FDFA 0%, #ECFEFF 100%);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: inset 0 4px 25px rgba(0,0,0,0.05);
}

.game-iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Two Column Info */
.two-column-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-bottom: 70px;
}

.info-box {
    background: white;
    padding: 50px;
    border-radius: 25px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.06);
}

.info-box-title {
    font-size: 1.9em;
    font-weight: 700;
    color: #10B981;
    margin-bottom: 25px;
}

.info-box p {
    font-size: 1.1em;
    color: #475569;
    margin-bottom: 20px;
    line-height: 1.9;
}

/* Highlights Section */
.highlights-section {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    padding: 70px 50px;
    border-radius: 30px;
    color: white;
    margin-bottom: 70px;
}

.highlights-section .section-title {
    color: white;
    text-align: center;
    margin-bottom: 50px;
}

.highlights-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 35px;
}

.highlight-card {
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    padding: 35px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.3s ease;
}

.highlight-card:hover {
    background: rgba(255,255,255,0.12);
    transform: translateY(-8px);
}

.highlight-emoji {
    font-size: 3.5em;
    display: block;
    margin-bottom: 20px;
}

.highlight-card strong {
    display: block;
    font-size: 1.4em;
    margin-bottom: 12px;
    color: #06B6D4;
}

.highlight-card p {
    font-size: 1.05em;
    opacity: 0.9;
    line-height: 1.7;
}

/* Mission Statement */
.mission-statement {
    background: white;
    padding: 55px;
    border-radius: 25px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.06);
    margin-bottom: 70px;
}

.mission-text {
    font-size: 1.18em;
    color: #475569;
    margin-bottom: 25px;
    line-height: 1.9;
}

/* Footer */
.site-footer {
    background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    color: white;
    padding: 60px 30px 30px;
    margin-top: auto;
}

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

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 50px;
    margin-bottom: 40px;
}

.footer-title {
    font-size: 1.4em;
    font-weight: 700;
    color: #10B981;
    margin-bottom: 20px;
}

.footer-description {
    color: #CBD5E1;
    margin-bottom: 18px;
    line-height: 1.7;
}

.footer-link-list {
    list-style: none;
}

.footer-link-list li {
    margin-bottom: 14px;
}

.footer-link-list a {
    color: #E2E8F0;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 1.05em;
}

.footer-link-list a:hover {
    color: #10B981;
}

.footer-copyright {
    text-align: center;
    padding-top: 35px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #94A3B8;
}

/* Age Check Modal */
.age-check-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15,23,42,0.95);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(10px);
}

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

.age-check-container {
    background: white;
    padding: 65px 55px;
    border-radius: 30px;
    max-width: 600px;
    text-align: center;
    box-shadow: 0 30px 90px rgba(0,0,0,0.5);
    border-top: 8px solid #10B981;
}

.age-check-symbol {
    font-size: 6.5em;
    margin-bottom: 30px;
}

.age-check-heading {
    font-size: 2.5em;
    font-weight: 800;
    color: #0F172A;
    margin-bottom: 25px;
}

.age-check-message {
    font-size: 1.25em;
    color: #334155;
    margin-bottom: 18px;
}

.age-check-details {
    font-size: 1.05em;
    color: #64748B;
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 40px;
}

.age-check-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.age-check-button {
    padding: 18px 50px;
    font-size: 1.2em;
    font-weight: 700;
    border: none;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.confirm-button {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
}

.confirm-button:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(16,185,129,0.4);
}

.deny-button {
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    color: white;
}

.deny-button:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(239,68,68,0.4);
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .mobile-nav-toggle {
        display: flex;
    }

    .primary-nav {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 280px;
        height: calc(100vh - 80px);
        background: linear-gradient(180deg, #06B6D4 0%, #0891B2 100%);
        flex-direction: column;
        padding: 30px 20px;
        transition: right 0.3s ease;
        box-shadow: -5px 0 25px rgba(0,0,0,0.2);
    }

    .primary-nav.show {
        right: 0;
    }

    .nav-link {
        padding: 15px 20px;
    }

    .hero-banner {
        padding: 60px 25px;
    }

    .hero-heading {
        font-size: 2.5em;
    }

    .hero-subheading {
        font-size: 1.3em;
    }

    .content-container {
        padding: 50px 20px;
    }

    .intro-section,
    .game-container-section,
    .info-box,
    .mission-statement {
        padding: 35px 25px;
    }

    .section-title {
        font-size: 2.1em;
    }

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

    .highlights-section {
        padding: 50px 25px;
    }

    .age-check-container {
        margin: 20px;
        padding: 45px 35px;
    }

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

    .age-check-button {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .brand-text {
        font-size: 1.4em;
    }

    .hero-heading {
        font-size: 2em;
    }

    .hero-subheading {
        font-size: 1.15em;
    }

    .section-title {
        font-size: 1.8em;
    }

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

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