@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(180deg, #0a1929 0%, #1a2942 50%, #0f2744 100%);
    background-attachment: fixed;
    color: #e3f2fd;
    min-height: 100vh;
    line-height: 1.6;
}

/* Container */
.wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.site-header {
    padding: 2rem 0;
    border-bottom: 1px solid rgba(100, 181, 246, 0.2);
    background: rgba(10, 25, 41, 0.8);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo h1 {
    font-size: 2rem;
    font-weight: 800;
    color: #64b5f6;
    letter-spacing: 4px;
    text-transform: uppercase;
}

/* Navigation */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.nav-menu li a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: #e3f2fd;
    text-decoration: none;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    background: rgba(100, 181, 246, 0.15);
    color: #64b5f6;
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    background: none;
    border: 2px solid #64b5f6;
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #64b5f6;
    margin: 5px 0;
    border-radius: 2px;
}

/* Main Content */
main {
    padding: 4rem 0;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 0;
    margin-bottom: 4rem;
}

.hero h2 {
    font-size: 4rem;
    font-weight: 800;
    color: #64b5f6;
    margin-bottom: 1rem;
    line-height: 1.2;
    letter-spacing: 2px;
}

.hero p {
    font-size: 1.3rem;
    color: #90caf9;
    font-weight: 500;
}

/* Notice Cards */
.notice-card {
    background: linear-gradient(135deg, rgba(100, 181, 246, 0.1) 0%, rgba(66, 165, 245, 0.05) 100%);
    border: 2px solid rgba(100, 181, 246, 0.3);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    text-align: center;
}

.notice-card strong {
    font-size: 1.3rem;
    color: #64b5f6;
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.notice-card p {
    font-size: 1.05rem;
    color: #b3e5fc;
}

/* Content Block */
.content-block {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(100, 181, 246, 0.15);
    border-radius: 12px;
    padding: 3rem;
    margin: 2rem 0;
}

.content-block h3 {
    font-size: 2rem;
    color: #64b5f6;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.content-block p {
    font-size: 1.05rem;
    color: #b3e5fc;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.content-block ul {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.content-block ul li {
    padding: 0.7rem 0;
    padding-left: 2rem;
    position: relative;
    color: #b3e5fc;
    font-size: 1.05rem;
}

.content-block ul li:before {
    content: "❄";
    position: absolute;
    left: 0;
    color: #64b5f6;
}

/* Game Frame */
.game-frame {
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid #64b5f6;
    border-radius: 16px;
    padding: 3rem;
    margin: 3rem 0;
    text-align: center;
}

.game-frame h3 {
    font-size: 2.5rem;
    color: #64b5f6;
    margin-bottom: 2rem;
    font-weight: 700;
}

.game-embed {
    background: #000;
    border-radius: 12px;
    padding: 1.5rem;
    display: inline-block;
}

.game-embed iframe {
    border: none;
    border-radius: 8px;
    max-width: 100%;
}

/* Two Column Layout */
.two-col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin: 2rem 0;
}

/* Footer */
footer {
    background: rgba(10, 25, 41, 0.9);
    border-top: 1px solid rgba(100, 181, 246, 0.2);
    padding: 3rem 0;
    margin-top: 5rem;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.footer-inner h4 {
    font-size: 1.5rem;
    color: #64b5f6;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.footer-links a {
    color: #90caf9;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #64b5f6;
}

.footer-inner p {
    color: #546e7a;
    margin-top: 2rem;
    font-size: 0.95rem;
}

/* Age Verification Modal */
.age-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    align-items: center;
    justify-content: center;
}

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

.age-modal-content {
    background: linear-gradient(135deg, #0a1929 0%, #1a2942 100%);
    border: 3px solid #64b5f6;
    padding: 3.5rem;
    border-radius: 20px;
    text-align: center;
    max-width: 550px;
    box-shadow: 0 20px 80px rgba(100, 181, 246, 0.4);
}

.age-modal-content h2 {
    font-size: 2.5rem;
    color: #64b5f6;
    margin-bottom: 1.5rem;
    font-weight: 800;
    letter-spacing: 2px;
}

.age-modal-content p {
    font-size: 1.1rem;
    color: #b3e5fc;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

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

.age-btn {
    padding: 1rem 3rem;
    font-size: 1.1rem;
    font-weight: 700;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.age-btn.yes {
    background: #64b5f6;
    color: #0a1929;
}

.age-btn.yes:hover {
    background: #42a5f5;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(100, 181, 246, 0.4);
}

.age-btn.no {
    background: #37474f;
    color: #b3e5fc;
}

.age-btn.no:hover {
    background: #455a64;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 25, 41, 0.98);
        flex-direction: column;
        padding: 1rem;
        border-top: 1px solid rgba(100, 181, 246, 0.2);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-toggle {
        display: block;
    }

    .hero h2 {
        font-size: 2.5rem;
    }

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

    .wrapper {
        padding: 0 1rem;
    }

    .content-block {
        padding: 2rem;
    }

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

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

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