.practice {
    margin: 0 auto 18px;
    padding: 0 10px;
}

.practice-top {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 12px 14px;
    margin: 0 0 12px;
}

.practice-top h3 {
    margin: 0 0 6px;
}

.practice-lead {
    margin: 0 0 10px;
}

.practice-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.practice-table-wrap {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    overflow: auto;
}

.practice-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

.practice-table thead th {
    position: sticky;
    top: 0;
    background: #f9fafb;
    text-align: left;
    font-weight: 700;
    border-bottom: 1px solid #e5e7eb;
    padding: 10px 12px;
    white-space: nowrap;
}

.practice-table tbody td {
    border-bottom: 1px solid #e5e7eb;
    padding: 10px 12px;
    vertical-align: top;
}

.practice-table tbody tr:hover td {
    background: #fafafa;
}

.practice-difficulty {
    font-weight: 700;
    white-space: nowrap;
}

.practice-addedAt {
    white-space: nowrap;
    color: #6b7280;
}

.practice-empty {
    color: #6b7280;
}

.practice-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 16px;
}

.practice-controls input {
    padding: 8px 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font: inherit;
}

.practice-filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.practice-filter-button {
    padding: 8px 12px;
    border: 1px solid #ccc;
    border-radius: 999px;
    background: white;
    color: var(--text);
    cursor: pointer;
    font: inherit;
}

.practice-filter-button.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.practice-new {
    display: inline-block;
    margin-left: 8px;
    padding: 2px 6px;
    border-radius: 999px;
    background: var(--accent);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.practice-mobile-only {
    display: none;
}

@media (max-width: 768px) {

    .practice-pc-only {
        display: none;
    }

    .practice-mobile-only {
        display: block;
    }

    .practice-controls select {
        padding: 8px 12px;
        border: 1px solid #ccc;
        border-radius: 8px;
        font: inherit;
    }
}