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

body {
    font-family: 'Raleway', sans-serif;
    background: #0a1929;
    color: #e3f2fd;
    min-height: 100vh;
    line-height: 1.8;
}

.wrapper {
    max-width: 100%;
    margin: 0 auto;
}

header {
    background: rgba(13, 27, 42, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #00bcd4;
    position: sticky;
    top: 0;
    z-index: 500;
    padding: 22px 0;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 40px;
    max-width: 100%;
    margin: 0 auto;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 18px;
    text-decoration: none;
    color: #e3f2fd;
}

.logo-shape {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #00bcd4, #0097a7);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    color: white;
}

.site-name {
    font-size: 30px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.primary-nav {
    display: flex;
    gap: 40px;
    align-items: center;
}

.primary-nav a {
    color: #b3e5fc;
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    letter-spacing: 0.5px;
    transition: color 0.3s;
    text-transform: uppercase;
    font-size: 14px;
}

.primary-nav a:hover {
    color: #00bcd4;
}

.burger-menu {
    display: none;
    width: 32px;
    height: 24px;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
}

.burger-menu span {
    width: 100%;
    height: 3px;
    background: #00bcd4;
    transition: 0.3s;
    border-radius: 2px;
}

.hero-section {
    padding: 120px 40px;
    text-align: center;
    background: linear-gradient(180deg, #0d1b2a 0%, #0a1929 100%);
}

.hero-section h1 {
    font-size: 68px;
    font-weight: 300;
    margin-bottom: 30px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: #00bcd4;
}

.hero-section .subtitle {
    font-size: 20px;
    color: #b3e5fc;
    max-width: 750px;
    margin: 0 auto 50px;
    font-weight: 400;
    line-height: 1.8;
}

.primary-cta {
    display: inline-block;
    background: transparent;
    border: 2px solid #00bcd4;
    color: #00bcd4;
    padding: 16px 55px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: all 0.4s;
}

.primary-cta:hover {
    background: #00bcd4;
    color: #0a1929;
    box-shadow: 0 0 30px rgba(0, 188, 212, 0.5);
}

.main-section {
    padding: 90px 40px;
}

.section-heading {
    font-size: 44px;
    font-weight: 300;
    text-align: center;
    margin-bottom: 60px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #00bcd4;
}

.features-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    max-width: 1300px;
    margin: 0 auto;
}

.feature-box {
    background: rgba(13, 27, 42, 0.6);
    border: 1px solid rgba(0, 188, 212, 0.3);
    padding: 50px 35px;
    text-align: center;
    transition: all 0.4s;
}

.feature-box:hover {
    border-color: #00bcd4;
    box-shadow: 0 0 40px rgba(0, 188, 212, 0.2);
}

.feature-icon {
    font-size: 52px;
    margin-bottom: 25px;
}

.feature-box h3 {
    font-size: 22px;
    margin-bottom: 20px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: #b3e5fc;
}

.feature-box p {
    font-size: 16px;
    color: #81c9d8;
    line-height: 1.8;
}

.important-notice {
    background: rgba(0, 188, 212, 0.05);
    border-left: 4px solid #00bcd4;
    border-right: 4px solid #00bcd4;
    padding: 45px;
    margin: 70px auto;
    max-width: 1100px;
}

.important-notice h3 {
    font-size: 28px;
    color: #00bcd4;
    margin-bottom: 30px;
    text-align: center;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.important-notice ul {
    list-style: none;
    padding: 0;
}

.important-notice li {
    padding: 18px 0;
    padding-left: 40px;
    position: relative;
    font-size: 17px;
    color: #b3e5fc;
    border-bottom: 1px solid rgba(0, 188, 212, 0.1);
}

.important-notice li:last-child {
    border-bottom: none;
}

.important-notice li:before {
    content: "▸";
    position: absolute;
    left: 0;
    color: #00bcd4;
    font-size: 24px;
}

.game-section {
    background: rgba(13, 27, 42, 0.4);
    border: 1px solid rgba(0, 188, 212, 0.3);
    padding: 50px;
    margin: 60px auto;
    max-width: 1400px;
}

.game-section iframe {
    width: 100%;
    height: 800px;
    border: 2px solid #00bcd4;
    background: #000;
}

.page-footer {
    background: #0d1b2a;
    padding: 70px 40px 40px;
    margin-top: 100px;
    border-top: 1px solid #00bcd4;
}

.footer-inner {
    max-width: 100%;
    margin: 0 auto;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.footer-links a {
    color: #00bcd4;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: color 0.3s;
    letter-spacing: 1px;
}

.footer-links a:hover {
    color: #b3e5fc;
}

.footer-copyright {
    color: #81c9d8;
    font-size: 14px;
}

.modal-age {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 25, 41, 0.98);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

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

.modal-content {
    background: #0d1b2a;
    border: 2px solid #00bcd4;
    padding: 60px 50px;
    text-align: center;
    max-width: 600px;
    box-shadow: 0 0 60px rgba(0, 188, 212, 0.4);
}

.modal-content h2 {
    font-size: 34px;
    color: #00bcd4;
    margin-bottom: 30px;
    font-weight: 300;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.modal-content p {
    font-size: 18px;
    color: #b3e5fc;
    margin-bottom: 35px;
    line-height: 1.8;
}

.modal-buttons {
    display: flex;
    gap: 25px;
    justify-content: center;
}

.modal-btn {
    padding: 16px 50px;
    font-size: 16px;
    font-weight: 600;
    border: 2px solid;
    background: transparent;
    cursor: pointer;
    transition: all 0.4s;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.btn-confirm {
    border-color: #00bcd4;
    color: #00bcd4;
}

.btn-confirm:hover {
    background: #00bcd4;
    color: #0a1929;
}

.btn-decline {
    border-color: #666;
    color: #666;
}

.btn-decline:hover {
    border-color: #888;
    color: #888;
}

.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 40px;
}

.content-wrapper h1 {
    font-size: 56px;
    color: #00bcd4;
    margin-bottom: 40px;
    font-weight: 300;
    letter-spacing: 4px;
    text-transform: uppercase;
}

.content-wrapper h2 {
    font-size: 32px;
    color: #0097a7;
    margin-top: 50px;
    margin-bottom: 25px;
    font-weight: 400;
    letter-spacing: 2px;
}

.content-wrapper p {
    font-size: 17px;
    color: #b3e5fc;
    margin-bottom: 25px;
    line-height: 1.9;
}

.content-wrapper ul, .content-wrapper ol {
    margin-left: 40px;
    margin-bottom: 25px;
}

.content-wrapper li {
    margin-bottom: 15px;
    color: #b3e5fc;
    font-size: 17px;
    line-height: 1.8;
}

@media (max-width: 768px) {
    .burger-menu {
        display: flex;
    }

    .primary-nav {
        position: fixed;
        top: 92px;
        left: -100%;
        width: 100%;
        background: rgba(13, 27, 42, 0.98);
        flex-direction: column;
        padding: 40px;
        gap: 30px;
        transition: left 0.4s;
        border-bottom: 1px solid #00bcd4;
    }

    .primary-nav.active {
        left: 0;
    }

    .hero-section h1 {
        font-size: 44px;
    }

    .hero-section .subtitle {
        font-size: 18px;
    }

    .section-heading {
        font-size: 34px;
    }

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

    .footer-links {
        flex-direction: column;
        gap: 20px;
    }

    .modal-content {
        margin: 30px;
        padding: 45px 30px;
    }

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

    .game-section iframe {
        height: 600px;
    }

    .content-wrapper h1 {
        font-size: 40px;
    }

    .content-wrapper h2 {
        font-size: 26px;
    }
}