@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;600;800&family=Nunito:wght@400;600;700&display=swap');

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

:root {
    --ice-dark: #1a2a3a;
    --frost-blue: #4a90b8;
    --ice-light: #a8d4e6;
    --white: #ffffff;
    --snow: #f0f8ff;
    --silver-mist: #d8e8f0;
    --deep-navy: #0d1a24;
}

body {
    font-family: 'Nunito', sans-serif;
    background: linear-gradient(135deg, var(--ice-dark) 0%, var(--deep-navy) 100%);
    color: var(--white);
    min-height: 100vh;
    line-height: 1.65;
    font-size: 17px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(13, 26, 36, 0.95);
    backdrop-filter: blur(8px);
    z-index: 1000;
    padding: 15px 0;
    border-bottom: 1px solid rgba(168, 212, 230, 0.2);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1.7rem;
    color: var(--ice-light);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 4px;
}

.menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.menu-btn div {
    width: 25px;
    height: 3px;
    background: var(--ice-light);
    margin: 5px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 35px;
}

.nav-links a {
    color: var(--silver-mist);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--ice-light);
}

/* Banner Section */
.banner {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 25px 80px;
    position: relative;
    background: 
        radial-gradient(circle at 20% 80%, rgba(74, 144, 184, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 20%, rgba(168, 212, 230, 0.1) 0%, transparent 40%),
        linear-gradient(180deg, var(--deep-navy) 0%, var(--ice-dark) 100%);
}

.banner-wrap {
    max-width: 1300px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.banner-text h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 3.2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 25px;
    line-height: 1.2;
}

.banner-text h1 .highlight {
    color: var(--ice-light);
}

.banner-text p {
    font-size: 1.15rem;
    color: var(--silver-mist);
    margin-bottom: 35px;
    max-width: 500px;
}

.btn-primary {
    display: inline-block;
    padding: 16px 40px;
    background: var(--frost-blue);
    color: var(--white);
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary:hover {
    background: var(--ice-light);
    color: var(--ice-dark);
    transform: translateY(-2px);
}

.banner-notices {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.notice-item {
    background: rgba(74, 144, 184, 0.15);
    border: 1px solid rgba(168, 212, 230, 0.3);
    border-radius: 12px;
    padding: 25px;
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.notice-item .icon {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.notice-item h3 {
    font-family: 'Montserrat', sans-serif;
    color: var(--ice-light);
    margin-bottom: 8px;
    font-size: 1.05rem;
}

.notice-item p {
    color: var(--silver-mist);
    font-size: 0.9rem;
}

/* Game Showcase */
.game-showcase {
    padding: 80px 25px;
    background: var(--deep-navy);
}

.section-heading {
    text-align: center;
    margin-bottom: 50px;
}

.section-heading h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.3rem;
    color: var(--white);
    margin-bottom: 15px;
}

.section-heading h2 span {
    color: var(--ice-light);
}

.section-heading p {
    color: var(--silver-mist);
    max-width: 600px;
    margin: 0 auto;
}

.game-frame {
    max-width: 1000px;
    margin: 0 auto;
    background: rgba(26, 42, 58, 0.8);
    border-radius: 15px;
    padding: 15px;
    border: 1px solid rgba(168, 212, 230, 0.2);
}

.game-frame iframe {
    width: 100%;
    height: 600px;
    border: none;
    border-radius: 10px;
    display: block;
}

/* Features */
.features-section {
    padding: 80px 25px;
    background: linear-gradient(180deg, var(--ice-dark) 0%, var(--deep-navy) 100%);
}

.features-row {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature-card {
    background: rgba(13, 26, 36, 0.6);
    border-radius: 15px;
    padding: 35px;
    text-align: center;
    border: 1px solid rgba(168, 212, 230, 0.15);
    transition: transform 0.3s, border-color 0.3s;
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--frost-blue);
}

.feature-card .icon {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-family: 'Montserrat', sans-serif;
    color: var(--ice-light);
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--silver-mist);
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background: rgba(13, 26, 36, 0.95);
    padding: 50px 25px;
    border-top: 1px solid rgba(168, 212, 230, 0.15);
}

.footer-wrap {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    color: var(--ice-light);
    font-weight: 800;
    letter-spacing: 3px;
    margin-bottom: 25px;
}

.responsible-links {
    margin-bottom: 30px;
}

.responsible-links h4 {
    color: var(--silver-mist);
    margin-bottom: 15px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
}

.responsible-links a {
    color: var(--frost-blue);
    text-decoration: none;
    margin: 0 20px;
    font-size: 0.95rem;
}

.responsible-links a:hover {
    text-decoration: underline;
}

.footer-menu {
    margin-bottom: 25px;
}

.footer-menu a {
    color: var(--silver-mist);
    text-decoration: none;
    margin: 0 15px;
    font-size: 0.9rem;
}

.footer-menu a:hover {
    color: var(--ice-light);
}

.copyright {
    color: var(--silver-mist);
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Age Modal */
.age-overlay {
    position: fixed;
    inset: 0;
    background: rgba(13, 26, 36, 0.98);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.age-overlay.closed {
    display: none;
}

.age-dialog {
    background: linear-gradient(145deg, var(--ice-dark), var(--deep-navy));
    border: 2px solid var(--frost-blue);
    border-radius: 20px;
    padding: 45px;
    max-width: 460px;
    text-align: center;
}

.age-dialog h2 {
    font-family: 'Montserrat', sans-serif;
    color: var(--ice-light);
    margin-bottom: 20px;
    font-size: 1.7rem;
}

.age-dialog p {
    color: var(--silver-mist);
    margin-bottom: 25px;
}

.age-btns {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.age-btns button {
    padding: 14px 30px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.3s;
    border: none;
}

.btn-enter {
    background: var(--frost-blue);
    color: var(--white);
}

.btn-exit {
    background: transparent;
    border: 2px solid var(--silver-mist) !important;
    color: var(--silver-mist);
}

.age-btns button:hover {
    transform: scale(1.05);
}

/* Page Styles */
.page-banner {
    padding: 140px 25px 60px;
    background: var(--deep-navy);
    text-align: center;
}

.page-banner h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    color: var(--ice-light);
}

.page-main {
    max-width: 850px;
    margin: 0 auto;
    padding: 50px 25px 80px;
}

.page-main h2 {
    font-family: 'Montserrat', sans-serif;
    color: var(--ice-light);
    margin: 35px 0 15px;
    font-size: 1.4rem;
}

.page-main p {
    color: var(--silver-mist);
    margin-bottom: 15px;
}

.page-main ul {
    color: var(--silver-mist);
    margin-left: 25px;
    margin-bottom: 20px;
}

.page-main li {
    margin-bottom: 10px;
}

/* Responsive */
@media (max-width: 900px) {
    .banner-wrap {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .features-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .menu-btn {
        display: block;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(13, 26, 36, 0.98);
        flex-direction: column;
        padding: 25px;
        gap: 20px;
        display: none;
    }
    
    .nav-links.show {
        display: flex;
    }
    
    .banner-text h1 {
        font-size: 2.2rem;
    }
    
    .game-frame iframe {
        height: 420px;
    }
    
    .age-btns {
        flex-direction: column;
    }
}