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

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

body {
    font-family: 'Ubuntu', sans-serif;
    background: #141414;
    color: #e8e8e8;
    line-height: 1.65;
}

/* Header Navigation */
.header-nav {
    background: linear-gradient(180deg, #1f1f1f 0%, #141414 100%);
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid #ff3366;
}

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

.site-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ff3366;
    text-shadow: 0 0 20px rgba(255, 51, 102, 0.5);
}

.menu-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.menu-list a {
    color: #e8e8e8;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 5px;
}

.menu-list a:hover,
.menu-list a.active {
    color: #ff3366;
    background: rgba(255, 51, 102, 0.1);
}

.mobile-toggle {
    display: none;
    background: #ff3366;
    border: none;
    color: white;
    padding: 0.7rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 700;
}

/* Content Area */
.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 3.5rem 2rem;
}

h1 {
    font-size: 4rem;
    font-weight: 700;
    color: #ff3366;
    margin-bottom: 1.5rem;
    text-shadow: 0 0 30px rgba(255, 51, 102, 0.3);
}

h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ff3366;
    margin: 3rem 0 1.5rem;
}

h3 {
    font-size: 1.8rem;
    font-weight: 500;
    color: #ff6699;
    margin: 2rem 0 1rem;
}

p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #c8c8c8;
}

/* Notice Panel */
.notice-panel {
    background: rgba(255, 51, 102, 0.1);
    border: 2px solid #ff3366;
    border-radius: 10px;
    padding: 2rem;
    margin: 2.5rem 0;
}

.notice-panel h3 {
    color: #ff3366;
    margin-top: 0;
}

/* Grid Layout */
.card-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.card-block {
    background: #1f1f1f;
    border: 1px solid #333;
    border-radius: 10px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.card-block:hover {
    border-color: #ff3366;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 51, 102, 0.2);
}

.card-block h3 {
    margin-top: 0;
}

/* Game Display */
.game-display {
    background: #1f1f1f;
    border: 2px solid #ff3366;
    border-radius: 15px;
    padding: 2.5rem;
    margin: 3rem 0;
    box-shadow: 0 0 40px rgba(255, 51, 102, 0.15);
}

.game-display iframe {
    width: 100%;
    height: 680px;
    border: none;
    border-radius: 10px;
}

/* Divider */
.line-break {
    width: 150px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #ff3366, transparent);
    margin: 3rem auto;
}

/* Footer */
.site-footer {
    background: #1f1f1f;
    border-top: 2px solid #ff3366;
    padding: 3rem 2rem;
    margin-top: 5rem;
}

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

.footer-wrap h3 {
    color: #ff3366;
    margin-bottom: 2rem;
}

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

.footer-menu a {
    color: #ff6699;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.footer-menu a:hover {
    color: #ff3366;
}

/* Age Modal */
.age-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
}

.age-modal.open {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-box {
    background: #1f1f1f;
    border: 3px solid #ff3366;
    border-radius: 15px;
    padding: 3.5rem;
    text-align: center;
    max-width: 600px;
    box-shadow: 0 0 50px rgba(255, 51, 102, 0.5);
}

.modal-box h2 {
    font-size: 3rem;
    color: #ff3366;
    margin: 0 0 1.5rem 0;
}

.modal-box p {
    font-size: 1.15rem;
    margin-bottom: 1rem;
}

.modal-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-top: 2.5rem;
}

.modal-btn {
    padding: 1.2rem 3rem;
    font-size: 1.15rem;
    font-weight: 700;
    border: 2px solid #ff3366;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Ubuntu', sans-serif;
}

.btn-yes {
    background: #ff3366;
    color: white;
}

.btn-yes:hover {
    background: #ff5577;
    box-shadow: 0 0 20px rgba(255, 51, 102, 0.5);
    transform: scale(1.05);
}

.btn-no {
    background: transparent;
    color: #ff3366;
}

.btn-no:hover {
    background: rgba(255, 51, 102, 0.2);
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-list {
        position: fixed;
        top: 75px;
        left: -100%;
        flex-direction: column;
        background: #1f1f1f;
        width: 100%;
        padding: 2rem;
        gap: 1rem;
        transition: left 0.3s ease;
        border-bottom: 2px solid #ff3366;
    }

    .menu-list.open {
        left: 0;
    }

    .mobile-toggle {
        display: block;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .main-container {
        padding: 2rem 1.5rem;
    }

    .game-display iframe {
        height: 500px;
    }

    .footer-menu {
        flex-direction: column;
        gap: 1.5rem;
    }

    .modal-box {
        margin: 2rem;
        padding: 2.5rem;
    }

    .modal-actions {
        flex-direction: column;
    }

    .modal-btn {
        width: 100%;
    }
}