/* Global Modern UI Theme */

body {
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    color: #ffffff;
}

header {
    background: rgba(0,0,0,0.7);
    padding: 20px;
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    letter-spacing: 1px;
}

nav {
    display: flex;
    justify-content: center;
    gap: 25px;
    padding: 10px;
    background: rgba(255,255,255,0.05);
}

nav a {
    color: #00e0ff;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

nav a:hover {
    color: #ffffff;
}

.container {
    max-width: 1100px;
    margin: 40px auto;
    background: rgba(255,255,255,0.05);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(0,0,0,0.4);
}

h1, h2, h3, h4 {
    color: #00e0ff;
}

button, .btn {
    background: #00e0ff;
    color: #000;
    padding: 12px 25px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-weight: bold;
    transition: 0.3s;
}

button:hover, .btn:hover {
    background: #ffffff;
}

footer {
    text-align: center;
    padding: 20px;
    background: rgba(0,0,0,0.6);
    margin-top: 40px;
}