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

body {
    font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

header {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 15px 30px;
    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 {
    color: white;
    font-size: 24px;
    font-weight: bold;
}

.menu a {
    color: white;
    text-decoration: none;
    margin: 0 15px;
    font-size: 16px;
    transition: opacity 0.3s;
}

.menu a:hover {
    opacity: 0.7;
}

.hero {
    text-align: center;
    padding: 150px 20px 80px;
    color: white;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

button {
    background: #4CAF50;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    border-radius: 25px;
    cursor: pointer;
    transition: transform 0.3s;
}

button:hover {
    transform: scale(1.05);
}

.features {
    display: flex;
    justify-content: space-around;
    padding: 50px 20px;
    flex-wrap: wrap;
}

.feature {
    background: white;
    border-radius: 15px;
    padding: 30px;
    margin: 10px;
    min-width: 250px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    text-align: center;
}

.feature h3 {
    color: #667eea;
    margin-bottom: 15px;
}

.feature p {
    color: #666;
}

footer {
    background: rgba(0, 0, 0, 0.2);
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 50px;
}