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

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

body {
    font-family: 'Nunito', sans-serif;
    background: linear-gradient(135deg, #ffeef8 0%, #ffe4e1 25%, #fff8e7 50%, #f0f8ff 75%, #ffeef8 100%);
    background-size: 400% 400%;
    animation: softGlow 20s ease infinite;
    color: #5a4a6a;
    min-height: 100vh;
    line-height: 1.8;
}

@keyframes softGlow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

header {
    background: rgba(255, 255, 255, 0.9);
    padding: 1.5rem 2.5rem;
    box-shadow: 0 8px 32px rgba(160, 90, 180, 0.15);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 3px solid #ffc0e3;
}

.header-container {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(135deg, #ff6eb7, #a06ab4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 1rem;
}

nav ul li a {
    color: #5a4a6a;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
}

nav ul li a:hover {
    background: rgba(255, 110, 183, 0.15);
    color: #ff6eb7;
}

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

.hamburger span {
    width: 30px;
    height: 3px;
    background: linear-gradient(90deg, #ff6eb7, #a06ab4);
    border-radius: 3px;
    transition: all 0.3s;
}

main {
    max-width: 1300px;
    margin: 2.5rem auto;
    padding: 0 2.5rem;
}

.hero {
    text-align: center;
    padding: 4.5rem 3rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 40px;
    margin-bottom: 3rem;
    box-shadow: 0 20px 60px rgba(160, 90, 180, 0.2);
    border: 3px solid rgba(255, 192, 227, 0.5);
}

.hero h1 {
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(135deg, #ff6eb7, #a06ab4, #ffc0e3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.3rem;
    color: #7a6a8a;
    max-width: 750px;
    margin: 0 auto;
}

.content-section {
    background: rgba(255, 255, 255, 0.8);
    padding: 3.5rem;
    border-radius: 30px;
    margin-bottom: 2.5rem;
    box-shadow: 0 15px 50px rgba(160, 90, 180, 0.15);
    border: 2px solid rgba(255, 192, 227, 0.3);
}

.content-section h2 {
    background: linear-gradient(135deg, #ff6eb7, #a06ab4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    font-weight: 900;
}

.content-section h3 {
    color: #a06ab4;
    font-size: 1.8rem;
    margin-top: 2.5rem;
    margin-bottom: 1.2rem;
    font-weight: 700;
}

.content-section p {
    color: #6a5a7a;
    margin-bottom: 1.2rem;
}

.notice-box {
    background: linear-gradient(135deg, rgba(255, 182, 193, 0.2), rgba(255, 192, 227, 0.2));
    border: 3px solid #ffb6c1;
    border-radius: 25px;
    padding: 2.5rem;
    margin: 2.5rem 0;
}

.notice-box h3 {
    color: #ff6eb7;
    margin-top: 0;
}

.notice-box ul {
    margin-left: 2rem;
    margin-top: 1.2rem;
}

.notice-box li {
    margin: 0.8rem 0;
    color: #ff8dc7;
}

.game-container {
    background: rgba(255, 255, 255, 0.8);
    padding: 3rem;
    border-radius: 30px;
    margin: 3.5rem 0;
    text-align: center;
    box-shadow: 0 15px 50px rgba(160, 90, 180, 0.15);
    border: 2px solid rgba(255, 192, 227, 0.3);
}

.game-container iframe {
    width: 100%;
    max-width: 900px;
    height: 600px;
    border: none;
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin: 3.5rem 0;
}

.feature-card {
    background: linear-gradient(135deg, rgba(255, 192, 227, 0.15), rgba(160, 106, 180, 0.1));
    padding: 2.5rem;
    border-radius: 25px;
    border: 2px solid rgba(255, 192, 227, 0.4);
    transition: all 0.4s;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 60px rgba(255, 110, 183, 0.3);
    border-color: #ffc0e3;
}

.feature-card h3 {
    color: #ff6eb7;
    margin-top: 0;
    margin-bottom: 1.2rem;
}

.feature-card p {
    color: #6a5a7a;
}

footer {
    background: rgba(255, 255, 255, 0.9);
    padding: 3.5rem 2.5rem;
    margin-top: 5rem;
    border-top: 4px solid #ffc0e3;
}

.footer-content {
    max-width: 1300px;
    margin: 0 auto;
    text-align: center;
}

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

.footer-links a {
    color: #a06ab4;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s;
}

.footer-links a:hover {
    color: #ff6eb7;
}

/* Age Verification Modal */
.age-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(90, 74, 106, 0.95);
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

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

.age-modal-content {
    background: linear-gradient(135deg, #ffe4e1, #fff8e7);
    padding: 3.5rem;
    border-radius: 40px;
    text-align: center;
    max-width: 520px;
    border: 4px solid #ffc0e3;
    box-shadow: 0 0 80px rgba(255, 110, 183, 0.5);
}

.age-modal-content h2 {
    background: linear-gradient(135deg, #ff6eb7, #a06ab4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    font-weight: 900;
}

.age-modal-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #5a4a6a;
}

.age-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.age-buttons button {
    padding: 1.2rem 3.5rem;
    font-size: 1.2rem;
    font-weight: 900;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'Nunito', sans-serif;
}

.btn-yes {
    background: linear-gradient(135deg, #ff6eb7, #ffc0e3);
    color: #ffffff;
}

.btn-yes:hover {
    background: linear-gradient(135deg, #ff8dc7, #ffd0ed);
    transform: scale(1.08);
    box-shadow: 0 10px 30px rgba(255, 110, 183, 0.4);
}

.btn-no {
    background: linear-gradient(135deg, #a06ab4, #c8b4d4);
    color: #ffffff;
}

.btn-no:hover {
    background: linear-gradient(135deg, #b088c4, #d8c4e4);
    transform: scale(1.08);
}

/* Mobile Styles */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    nav ul {
        position: fixed;
        top: 75px;
        right: -100%;
        width: 100%;
        max-width: 320px;
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        padding: 2.5rem;
        transition: right 0.3s;
        border-left: 4px solid #ffc0e3;
        height: calc(100vh - 75px);
    }

    nav ul.active {
        right: 0;
    }

    nav ul li {
        margin: 1.2rem 0;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .content-section {
        padding: 2.5rem;
    }

    .game-container iframe {
        height: 400px;
    }

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

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

    .age-modal-content h2 {
        font-size: 2.2rem;
    }

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

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