@keyframes spin-y {
    from {
        transform: rotateY(0deg);
    }
    to {
        transform: rotateY(360deg);
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    background-color: #c00000;
    color: #333;
}

header {
    background-color: #a00000;
    color: white;
    padding: 1rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    border-bottom: 4px solid #800000;
}

.header-logo {
    max-height: 100px;
    animation: spin-y 4s linear infinite;
}

#main-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 0.5rem;
    background-color: #800000;
    padding: 0.5rem;
    border-radius: 8px;
}

#main-nav ul li a {
    display: block;
    padding: 0.5rem 1.5rem;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    transition: background-color 0.2s, color 0.2s;
    font-weight: bold;
}

#main-nav ul li a:hover, #main-nav ul li a.active {
    background-color: #ffdddd;
    color: #a00000;
}

.container {
    display: flex;
    flex-direction: column;
    max-width: 900px;
    margin: 2rem auto;
    gap: 2rem;
    padding: 0 1rem;
}

#sidebar {
    flex: 0 0 200px;
    background: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    height: fit-content;
}

#sidebar h2 {
    margin-top: 0;
    border-bottom: 2px solid #eee;
    padding-bottom: 0.5rem;
    font-size: 1.4rem;
    color: #5d5dff;
}

#sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

#sidebar ul li a {
    display: block;
    padding: 0.75rem 0.5rem;
    color: #4343d8;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.2s, color 0.2s;
}

#sidebar ul li a:hover, #sidebar ul li a.active {
    background-color: #e8e8ff;
    color: #333;
}

#content-area {
    background: #ffdddd;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

#content-area h2 {
    color: #a00000;
    border-bottom: 2px solid #ffbaba;
    padding-bottom: 0.5rem;
}

#content-area h3 {
    color: #c00000;
}

#content-area a {
    color: #c00000;
    font-weight: bold;
}

#content-area a:hover {
    text-decoration: underline;
}

.character-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    text-align: center;
}

.character-card {
    background: #f9f9f9;
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid #eee;
}

.character-card img {
    max-width: 100px;
    height: auto;
    border-radius: 50%;
    margin-bottom: 0.5rem;
}