:root {
    --primary-color: #0066ff;
    --dark-bg: #1a1a1a;
    --card-bg: #242424;
    --text-color: #ffffff;
    --border-color: #333333;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-color);
    line-height: 1.6;
}

header {
    padding: 1rem 2rem;
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 2rem;
    font-size: 0.9rem;
}

.register-btn {
    background-color: var(--primary-color);
    padding: 0.5rem 1.5rem;
    border-radius: 4px;
}

main {
    padding-top: 80px;
}

.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(180deg, var(--dark-bg) 0%, #000000 100%);
}

.promo-tag {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2rem;
    font-weight: normal;
    margin-bottom: 2rem;
}

.hero-description {
    max-width: 600px;
    margin: 0 auto 2rem;
    color: #999;
}

.cta-button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 3rem;
    border-radius: 4px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.cta-button:hover {
    background-color: #0052cc;
}

.pricing {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.subtitle {
    text-align: center;
    color: #999;
    margin-bottom: 3rem;
}

.region-selector {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.region-btn {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.region-btn img {
    width: 20px;
    height: 20px;
}

.region-btn.active {
    border-color: var(--primary-color);
}

.pricing-table {
    background-color: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
}

.table-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr 1.5fr 1fr 1fr;
    padding: 1rem;
    background-color: rgba(255, 255, 255, 0.05);
    font-weight: bold;
}

.table-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr 1.5fr 1fr 1fr;
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}

.buy-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
}

.cta {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(0deg, var(--dark-bg) 0%, #000000 100%);
}

.start-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 3rem;
    border-radius: 4px;
    font-size: 1.1rem;
    cursor: pointer;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    nav {
        padding: 0.5rem 1rem;
    }
    
    .nav-links {
        display: flex;
        flex-direction: row;
        gap: 1rem;
        align-items: center;
        justify-content: flex-end;
        margin-top: 0;
    }
    
    .nav-links a {
        margin-left: 0;
        width: auto;
        text-align: center;
        font-size: 0.9rem;
        padding: 0.3rem 0.8rem;
    }
    
    .register-btn {
        width: auto;
    }
    
    .table-header, .table-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .table-header {
        display: none;
    }
    
    .table-row > div {
        padding: 0.5rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
        border-bottom: 1px solid var(--border-color);
    }
    
    .table-row > div::before {
        content: attr(data-label);
        font-weight: bold;
        margin-right: 1rem;
    }
    
    .buy-btn {
        width: 100%;
        margin-top: 0.5rem;
    }
    
    .region-selector {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 0.5rem;
        padding: 0 1rem;
    }
    
    .region-btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero {
        padding: 2rem 1rem;
    }
    
    h1 {
        font-size: 2rem;
        line-height: 1.2;
    }
    
    h2 {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .hero-description {
        font-size: 1rem;
        padding: 0 1rem;
    }
    
    .cta-button, .start-btn {
        width: 100%;
        max-width: 300px;
    }
}