@import url('https://fonts.googleapis.com/css2?family=Fredoka:wght@400;500;600;700&family=Work+Sans:wght@300;400;500;600&display=swap');

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

:root {
    --lime-500: #84cc16;
    --lime-400: #a3e635;
    --green-600: #16a34a;
    --green-500: #22c55e;
    --night-900: #0a0f0d;
    --night-800: #111a16;
    --night-700: #1a2721;
    --mint: #ecfdf5;
}

body {
    font-family: 'Work Sans', sans-serif;
    background: var(--night-900);
    color: var(--mint);
    line-height: 1.75;
    min-height: 100vh;
}

h1, h2, h3, h4 {
    font-family: 'Fredoka', sans-serif;
    font-weight: 600;
}

a {
    color: var(--lime-400);
    text-decoration: none;
    transition: 0.25s;
}

a:hover {
    color: var(--mint);
}

.page-header {
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 600;
    background: rgba(10, 15, 13, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(132, 204, 22, 0.15);
}

.header-wrap {
    max-width: 1500px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.brand-box {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--green-600), var(--lime-500));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Fredoka', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    color: white;
}

.brand-word {
    font-family: 'Fredoka', sans-serif;
    font-size: 1.625rem;
    font-weight: 600;
    color: var(--lime-400);
}

.header-nav {
    display: flex;
    gap: 0.375rem;
}

.header-nav a {
    color: var(--mint);
    padding: 0.5rem 1.125rem;
    border-radius: 8px;
    font-weight: 500;
}

.header-nav a:hover {
    background: rgba(132, 204, 22, 0.12);
    color: var(--lime-400);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
    cursor: pointer;
}

.menu-toggle span {
    width: 26px;
    height: 3px;
    background: var(--lime-400);
    border-radius: 2px;
    transition: 0.3s;
}

.menu-toggle.toggled span:first-child {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.toggled span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.toggled span:last-child {
    transform: rotate(-45deg) translate(6px, -6px);
}

.fullscreen-nav {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 15, 13, 0.98);
    z-index: 500;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.fullscreen-nav.toggled {
    display: flex;
}

.fullscreen-nav a {
    font-family: 'Fredoka', sans-serif;
    font-size: 1.375rem;
    color: var(--mint);
}

.content-area {
    padding-top: 80px;
}

.splash-zone {
    padding: 5rem 2rem 4rem;
    text-align: center;
    background: radial-gradient(circle at 50% 30%, rgba(132, 204, 22, 0.1), transparent 50%);
}

.splash-zone h1 {
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    margin-bottom: 1.25rem;
    color: var(--mint);
}

.splash-zone h1 span {
    color: var(--lime-400);
}

.splash-zone > p {
    max-width: 750px;
    margin: 0 auto 2.5rem;
    font-size: 1.125rem;
    opacity: 0.9;
}

.notice-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.notice-pill {
    background: rgba(132, 204, 22, 0.12);
    border: 1px solid rgba(132, 204, 22, 0.35);
    padding: 0.625rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
}

.game-stage {
    max-width: 1350px;
    margin: 0 auto;
    padding: 0 2rem 4rem;
}

.game-screen {
    background: var(--night-700);
    border: 2px solid rgba(132, 204, 22, 0.3);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.game-screen iframe {
    width: 100%;
    height: 650px;
    border: none;
    display: block;
}

.benefits-zone {
    padding: 4rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.benefits-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    justify-content: center;
}

.benefit-box {
    flex: 1 1 260px;
    max-width: 320px;
    background: linear-gradient(165deg, var(--night-700), rgba(132, 204, 22, 0.06));
    border: 1px solid rgba(132, 204, 22, 0.18);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s;
}

.benefit-box:hover {
    transform: translateY(-5px);
}

.benefit-box .emoji {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.benefit-box h3 {
    color: var(--lime-400);
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.benefit-box p {
    font-size: 0.95rem;
    opacity: 0.85;
}

.info-zone {
    padding: 3rem 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.info-zone > h2 {
    text-align: center;
    color: var(--lime-400);
    font-size: 2.25rem;
    margin-bottom: 2.5rem;
}

.info-card {
    background: var(--night-700);
    border-left: 4px solid var(--green-500);
    padding: 1.625rem;
    margin-bottom: 1.25rem;
    border-radius: 0 12px 12px 0;
}

.info-card h3 {
    color: var(--lime-400);
    margin-bottom: 0.5rem;
}

.document-page {
    padding: 6rem 2rem 4rem;
    max-width: 900px;
    margin: 0 auto;
}

.document-page h1 {
    color: var(--lime-400);
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.document-page h2 {
    color: var(--green-500);
    font-size: 1.4rem;
    margin: 2rem 0 0.75rem;
}

.document-page p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.document-page ul {
    margin: 0.75rem 0 1.125rem 1.5rem;
}

.document-page li {
    margin-bottom: 0.4rem;
}

.game-page {
    padding: 5.5rem 2rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.game-page h1 {
    text-align: center;
    color: var(--lime-400);
    font-size: 2.25rem;
    margin-bottom: 0.75rem;
}

.game-page > p {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 2rem;
    opacity: 0.88;
}

.bottom-footer {
    background: var(--night-800);
    padding: 3rem 2rem;
    border-top: 1px solid rgba(132, 204, 22, 0.15);
    margin-top: 4rem;
}

.footer-inside {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.help-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.help-row a {
    color: var(--mint);
    opacity: 0.75;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.help-row a:hover {
    opacity: 1;
    color: var(--lime-400);
}

.tiny-text {
    font-size: 0.85rem;
    opacity: 0.5;
}

.age-wall {
    position: fixed;
    inset: 0;
    background: rgba(10, 15, 13, 0.98);
    z-index: 9000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.age-wall.passed {
    display: none;
}

.age-panel {
    background: var(--night-700);
    border: 2px solid var(--green-500);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    max-width: 440px;
    box-shadow: 0 0 60px rgba(132, 204, 22, 0.2);
}

.age-panel h2 {
    color: var(--lime-400);
    font-size: 1.625rem;
    margin-bottom: 1rem;
}

.age-panel p {
    margin-bottom: 1.75rem;
    opacity: 0.9;
}

.age-row {
    display: flex;
    gap: 1rem;
}

.btn-proceed {
    flex: 1;
    background: linear-gradient(135deg, var(--green-600), var(--lime-500));
    color: white;
    border: none;
    padding: 0.925rem;
    border-radius: 10px;
    font-family: 'Fredoka', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-proceed:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(132, 204, 22, 0.35);
}

.btn-exit {
    flex: 1;
    background: transparent;
    color: var(--mint);
    border: 1px solid var(--mint);
    padding: 0.925rem;
    border-radius: 10px;
    font-family: 'Fredoka', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
}

.btn-exit:hover {
    background: rgba(255, 255, 255, 0.08);
}

@media (max-width: 768px) {
    .header-nav {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .header-wrap {
        padding: 1rem;
    }

    .brand-word {
        font-size: 1.35rem;
    }

    .splash-zone {
        padding: 3.5rem 1rem 3rem;
    }

    .game-screen iframe {
        height: 450px;
    }

    .notice-pills {
        flex-direction: column;
        align-items: center;
    }

    .document-page {
        padding: 5rem 1rem 3rem;
    }

    .age-panel {
        padding: 2rem;
    }

    .age-row {
        flex-direction: column;
    }
}