* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #0d1117;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

header {
    background-color: #0d1117;
    border-bottom: 1px solid #30363d;
    padding: 15px 5%;
}

.Aa1 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.Aa2 h1 {
    font-size: 22px;
    color: #58a6ff;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
}

nav ul li a {
    color: #ffffff;
    text-decoration: none;
    font-size: 14px;
    transition: 0.3s;
}

nav ul li a:hover {
    color: #58a6ff;
}

.back-home-btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #161b22;
    color: #ffffff;
    text-decoration: none;
    border-radius: 8px;
    border: 1px solid #30363d;
    font-size: 14px;
    transition: 0.3s;
}

.back-home-btn:hover {
    background-color: #58a6ff;
    border-color: #58a6ff;
}

.v1-container {
    padding: 40px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.v1-header {
    text-align: center;
    margin-bottom: 50px;
}

.o3 {
    font-size: 30px;
    color: #ffffff;
    margin-bottom: 10px;
}

.v1-header p {
    color: #8b949e;
    font-size: 16px;
}

.v1-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.v2-card {
    background: #161b22;
    border: 1px solid #30363d;
    padding: 25px;
    border-radius: 12px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    text-decoration: none;
    transition: all 0.3s ease;
    direction: rtl;
}

.v2-card:hover {
    border-color: #58a6ff;
    transform: translateY(-5px);
    background: #1c2128;
}

.v3-icon i {
    font-size: 30px;
    min-width: 40px;
}

.v4-info h3 {
    font-size: 18px;
    color: #ffffff;
    margin-bottom: 5px;
}

.v4-info p {
    font-size: 14px;
    color: #58a6ff;
    margin-bottom: 8px;
}

.v4-info span {
    font-size: 13px;
    color: #8b949e;
    display: block;
    line-height: 1.4;
}

@media (max-width: 768px) {
    .Aa1 {
        flex-direction: column;
        gap: 15px;
    }

    .o3 {
        font-size: 24px;
    }

    .v1-grid {
        grid-template-columns: 1fr;
    }

    .v2-card {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    nav ul {
        gap: 10px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    nav ul li a {
        font-size: 12px;
    }
}