.chart-container {
    padding: 2rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.chart-header {
    text-align: center;
    margin-bottom: 2rem;
}

.chart-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.chart-header p {
    color: #666;
    font-size: 1.1rem;
}

.jumping-form {
    flex: 3;
    background: #f8f9fa;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.category-selector {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    justify-content: center;
}

.category-btn {
    padding: 0.8rem 1.5rem;
    border: none;
    background: white;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.category-btn.active {
    background: #000;
    color: white;
}

.word-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    padding: 2rem;
    min-height: 400px;
    background: white;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.page-btn {
    width: 40px;
    height: 40px;
    border: 1px solid #ddd;
    background: white;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.page-btn.active {
    background: #000;
    color: white;
    border-color: #000;
}

/* Add active state for navigation */
.nav-link.active {
    font-weight: 600;
    color: #000;
}