body {
    font-family: 'Segoe UI', sans-serif;
    color: #222;
    background: linear-gradient(135deg, rgba(20,20,100,0.9), rgba(80,0,120,0.7));
    background-attachment: fixed;
    padding: 0;
}

header {
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    padding: 20px;
    border-radius: 0 0 12px 12px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.3);
    text-align: center;
}

header h1 {
    font-size: 2em;
    margin-bottom: 10px;
    color: #cfe8ff;
    text-align: left;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: right;
    gap: 25px;
}

nav a {
    text-decoration: none;
    color: #fff;
    font-weight: bold;
    transition: transform 0.3s, color 0.3s;
}

nav a:hover {
    color: #00ccff;
    transform: scale(1.1);
}

main {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 25px;
    gap: 20px;
}

section {
    flex: 2 1 600px;
    background: rgba(255,255,255,0.85);
    border-radius: 15px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.25);
    padding: 25px;
    transition: transform 0.3s ease;
}

section:hover {
    transform: translateY(-5px);
}

section h2 {
    margin-bottom: 15px;
    color: #0044cc;
    border-bottom: 3px solid #007bff;
    display: inline-block;
    font-weight: 700;
}
article {
    background: rgba(255,255,255,0.95);
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 15px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
    transition: transform 0.3s, box-shadow 0.3s;
}

article:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 10px rgba(0,0,0,0.25);
}

article h3 {
    color: #007bff;
    margin-bottom: 8px;
}

/* ======== ASIDE ======== */
aside {
    flex: 1 1 300px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

aside div {
    background: rgba(255,255,255,0.85);
    border-radius: 15px;
    padding: 15px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.25);
}

aside h3 {
    margin-bottom: 8px;
    color: #0044cc;
    border-bottom: 2px solid #007bff;
    display: inline-block;
}

aside a {
    text-decoration: none;
    color: #007bff;
    margin-right: 10px;
    transition: color 0.3s;
}

aside a:hover {
    color: #00ccff;
}

aside ul {
    list-style: none;
}

aside li {
    padding: 4px 0;
}

footer {
    background: rgba(0,0,0,0.6);
    color: white;
    text-align: center;
    padding: 15px;
    border-radius: 12px 12px 0 0;
    margin-top: 30px;
    font-size: 0.9em;
    letter-spacing: 0.5px;
}