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

/* Body Styling */
body {
    background: linear-gradient(135deg, #6A11CB, #2575FC);
    font-family: 'Open Sans', sans-serif;
    color: #C0C0C0;
    line-height: 1.6;
    padding: 20px;
    animation: aurora-move 15s linear infinite;
}

/* Keyframes for Aurora Animation */
@keyframes aurora-move {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: rgba(10, 25, 47, 0.8);
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.3);
}

/* Header Styling */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    border-bottom: 2px solid #4CAF50;
}

header .logo {
    font-family: 'Poppins', sans-serif;
    font-size: 1.8em;
    font-weight: 700;
    color: #4CAF50;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 15px;
}

nav ul li a {
    text-decoration: none;
    color: #C0C0C0;
    font-family: 'Roboto', sans-serif;
    font-weight: 600;
    transition: color 0.3s, text-shadow 0.3s;
}

nav ul li a:hover {
    color: #4CAF50;
    text-shadow: 0 0 10px #4CAF50;
}

/* Main Content */
main {
    padding: 20px 0;
}

section.article {
    background: rgba(192, 192, 192, 0.1);
    padding: 20px;
    border-radius: 8px;
}

section.article h2, section.article h3, section.article h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: #4CAF50;
    margin-bottom: 10px;
}

section.article p {
    margin-bottom: 15px;
    font-family: 'Lato', sans-serif;
    font-weight: 400;
}

section.article pre {
    background: #0A192F;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}

section.article code {
    color: #FF9800;
    font-family: 'Courier New', Courier, monospace;
}

section.article ul {
    list-style: disc;
    margin-left: 20px;
    margin-bottom: 15px;
}

.section.notice {
    margin-top: 30px;
    padding: 15px;
    background: linear-gradient(45deg, #00B4DB, #0083B0);
    color: white;
    border-radius: 8px;
    text-align: center;
    font-size: 1.2em;
    font-weight: 600;
}

/* Footer Styling */
footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 2px solid #4CAF50;
    text-align: center;
    font-family: 'Roboto', sans-serif;
}

footer p {
    color: #C0C0C0;
}

/* Buttons */
button {
    background: linear-gradient(to right, #6A11CB, #2575FC);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

button:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* Cards Layout */
.container .cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.card {
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
    transition: transform 0.3s, background 0.3s;
}

.card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.2);
}

.card img {
    width: 100%;
    height: auto;
    border-radius: 5px;
    margin-bottom: 15px;
}

.card h4 {
    color: #FF9800;
    margin-bottom: 10px;
}

.card p {
    font-family: 'Lato', sans-serif;
    font-weight: 400;
}

/* Responsive Typography */
@media (max-width: 768px) {
    header .logo {
        font-size: 1.5em;
    }

    nav ul {
        flex-direction: column;
        gap: 10px;
    }

    section.article h2 {
        font-size: 1.5em;
    }

    section.notice {
        font-size: 1em;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    header, main, footer {
        padding: 10px;
    }

    .container {
        padding: 10px;
    }

    button {
        padding: 8px 16px;
        font-size: 0.9em;
    }
}

/* Code Block Styling */
pre {
    background: #0A192F;
    color: #C0C0C0;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}

code {
    font-family: 'Courier New', Courier, monospace;
    color: #FF9800;
}

/* Image Styling */
img {
    max-width: 100%;
    height: auto;
    border-radius: 5px;
}

/* Accessibility */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, #6A11CB, #2575FC);
        color: #C0C0C0;
    }

    .card {
        background: rgba(255, 255, 255, 0.1);
    }
}