/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    background: linear-gradient(135deg, #000046, #1cb5e0);
    color: #ffffff;
    line-height: 1.6;
}

header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.7);
    padding: 20px;
    z-index: 1000;
    transition: background 0.5s ease;
}

header h1 {
    font-size: 24px;
    text-align: center;
}

nav {
    margin-top: 10px;
}

nav a {
    color: #ffffff;
    margin: 0 15px;
    text-decoration: none;
    font-size: 18px;
    transition: color 0.3s;
}

nav a:hover {
    color: #1cb5e0;
}

.main-content {
    padding: 100px 20px 20px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

section {
    margin-bottom: 50px;
}

h2, h3 {
    color: #1cb5e0;
    margin-bottom: 15px;
}

p {
    margin-bottom: 20px;
}

pre {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}

code {
    font-family: 'Courier New', Courier, monospace;
    color: #00ffcc;
}

ul, ol {
    margin-left: 20px;
    margin-bottom: 20px;
}

.button {
    background-color: #1cb5e0;
    color: white;
    padding: 10px 20px;
    border: none;
    transition: transform 0.3s ease-in-out;
    cursor: pointer;
}

.button:hover {
    transform: scale(1.1);
}

.card {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 20px;
}

footer {
    text-align: center;
    padding: 20px;
    background: rgba(0, 0, 0, 0.7);
}

@media (max-width: 1440px) {
    header h1 {
        font-size: 22px;
    }
    nav a {
        font-size: 16px;
    }
}

@media (max-width: 1200px) {
    .main-content {
        padding: 80px 15px 15px 15px;
    }
}

@media (max-width: 1024px) {
    .card {
        margin-bottom: 30px;
    }
}

@media (max-width: 768px) {
    header h1 {
        font-size: 20px;
    }
    nav a {
        font-size: 14px;
        margin: 0 10px;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 18px;
    }
    nav a {
        display: block;
        margin: 10px 0;
    }
}

@media (max-width: 320px) {
    .main-content {
        padding: 60px 10px 10px 10px;
    }
}