@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&family=Roboto:wght@400;700&display=swap');

:root {
    --deep-blue: #0A192F;
    --purple: #645DD7;
    --bright-teal: #00DFA2;
    --orange: #FF8C42;
    --light-gray: #f5f5f5;
    --text-color: #ffffff;
    --code-bg: #1e1e1e;
    --code-color: #00DFA2;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-color);
    background: radial-gradient(circle, var(--deep-blue), black);
    line-height: 1.6;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    padding: 50px 0;
    background: linear-gradient(135deg, var(--purple), var(--bright-teal));
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    margin-bottom: 40px;
}

header h1 {
    font-family: 'Roboto', sans-serif;
    font-size: 2.5rem;
    font-weight: bold;
    background: linear-gradient(90deg, var(--bright-teal), var(--orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

section {
    margin-bottom: 40px;
}

h2, h3 {
    font-family: 'Roboto', sans-serif;
    color: var(--bright-teal);
    margin-bottom: 20px;
}

p {
    margin-bottom: 20px;
    color: #ccc;
}

pre {
    background: var(--code-bg);
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 20px;
}

code {
    color: var(--code-color);
    font-family: 'Courier New', Courier, monospace;
}

button {
    background: var(--purple);
    color: var(--text-color);
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

button:hover {
    transform: scale(1.1);
    box-shadow: 0 0 10px var(--bright-teal);
}

.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.image-gallery img {
    width: 100%;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.image-gallery img:hover {
    transform: scale(1.05);
}

.footer-note {
    text-align: center;
    font-size: 1rem;
    color: #aaa;
    margin-top: 50px;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    .container {
        padding: 10px;
    }
}

@media (max-width: 480px) {
    header {
        padding: 30px 0;
    }

    h2 {
        font-size: 1.5rem;
    }

    button {
        padding: 8px 16px;
    }
}

@media (min-width: 1440px) {
    header h1 {
        font-size: 3rem;
    }

    section {
        margin-bottom: 60px;
    }
}

@keyframes aurora-move {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.background-animated {
    background: radial-gradient(circle, var(--deep-blue), transparent);
    animation: aurora-move 15s linear infinite;
}